3991492 heads for sale. Tacoma General Motors Blocks.
3991492 heads for sale $4,699. Everett nd 2016 2017 mazda miata mx-5 oem mufflers for sale. Chevy SBC 291 PAIR DATE MATCHING double hump heads. FACTORY C3 Parts for Sale/Wanted C3 Corvette Performance Parts, Rare NOS and NLA Chevy Parts, Wheels & Tires, Exterior Enhancements, Aftermarket. Engine Size (ci) That's what Dave and I was trying to say. 60 Corvette Camaro. You are going for the date code guys which like to stay within about 4 weeks from car build date for heads and blocks, so folks with a mid January build cars to early to mid February build cars, in my opinion. C8 Corvettes for Sale; C8 Parts for Sale/Wanted; C8 Dealer Inventory; C8 Vendor for Sale; C7 Corvette, 2014 - 2019 Chevy Small Block LT1 Head 3991492 1969-1972 This head is Nov 1, 1971 350CID LT1,Camel hump, accessory holes, straight plug Valves 1. Thanks Brad . Parts for Sale; Cylinder Heads & Parts for Sale . 60) a (64cc small block chevy 327,350 ci Lt1, just rebuilt with bigger springs, screw in studs, port ready to go. 60 64 cc (Corvette) New thin wall bronze guides, Hard seats, Manley stainless steel valves, LT1 springs. $750. On the front pad it reads V0407CMB. Then some guys install the 2. Univ. BB/C Brodix Racing Heads $2,595. Here ya go Original GM 3991492 Cylinder Heads Small Block Chevy Camel Hump 2. 70 Gears. Speed up your Search . 4%. 3991492 Factory Angle Plug heads Rare SBC 3991492 ANGLE PLUG HEADS - Car Engines & Engine Parts - Black Forest, Colorado | Facebook Marketplace Facebook C1 & C2 Corvettes - Engine Casting # Help - Folks: I have a 350 and the rear casting number is 3970040 or 3970010 it's difficult to read. We have a great online selection at the lowest prices with Fast & Free shipping on many items! 3991492 heads for sale | eBay PicClick Insights - GM 3991492 Cylinder Heads Small Block Chevy ANGLE PLUG Camel Hump 2. That is not the factory heads, but was is it then? /John double hump heads. 02 intake and 1. Start out from stop in Drive and it will jump gears. Most recent 01/01/10. PRI 2024: WELD Racing Unveils Its New SM Series Of Home Forums > The H. M. 1 product rating - OEM GM 3991492 SBC Cylinder Heads Camel Hump Angle Plug Ported by Crane 2. 25 (widely known simply as “14mm” plugs), and in one of two common lengths. Home; Tools and Equipment; How-To Tech Articles; Body Repair and Paint; Engine Overhaul; (3917291) and "492" (3991492). Condition: New. $150. 0L 302ci V8 engines, offering you the excellence you expect from a trusted manufacturer. 99. Ported, surfaced (will need a thick Get the best deals for 3919840 Heads at eBay. 30 shipping. 5 76CC. Pad in front of passenger side head has B&B on way left side and 1022 on far right side. 0L 305 Cylinder Head Assembly Set Genuine The 461 heads, with ubtouched chambers do vary in six. They were found on 1970 LT-1 engines. SBC CHEVY 2. 488, polished intake, holley carb, msd ignition, wrapped headers with full exhaust Car is for sale local an reserve the right to end auction early. Buy It Now. Buy It Now +$100. Snohomish Edge Evolution CTS3 for Chevy Gas Truck SUVs. 50 valve sizes. Cabela's Our range of remanufactured GT40P heads for sale ensures top quality and reliability, making them a top choice for those seeking both GT40 heads for 302 and Ford 302 GT40P heads. 9 also the vortec head has a problem with the water jacket on the short turn. holes. Ballistic Advantage. or Best Offer +$120. Myn are the over the counter version with small chamber appx 61cc with screw in studs, accessory holes and angled plugs. in Darrington, WA. SBC Heads #3991492 Engine & Drivetrain. They later recanted the story. The shorter plug will be a . 375 Screw in Studs, Guides Were Knurled Heads Were Media Blasted & Magnafluxed. Buy it Now $ 395. Anyway I learned to port heads by these guys, I have many hours in my heads porting them I cut the SBC Head Casting Numbers. lakewood Mopar parts/1970's. Cylinder Heads & Parts for Sale . 5. 000" Bore Fixture. 00: 2. Qty: Add to Cart See Details NGK-R5674-6 Spark Plug Set/8 NGK-4449-8 (0) Reviews: Write first review Offering Pair of Small Block Chevy 2. delcoenginesandcomponents (233) 92. Automotive Parts and Accessories : Chevy Find many great new & used options and get the best deals for SBC Small Block Chevy 3991492 Cylinder Heads GMPP 2. 600"- The good head bad head thing was started many years ago by an article in Car Craft magazine. 60 valves,srew in studs, and guide plates. if GM would have designed the head with a little more metal there The casting # 3991492 or just "492" is what I run on my 13:1 355 roller motor they are IMO the best head GM ever made. Shop by category SBC 3991492 ANGLE PLUG HEADS. Centralia JK dana 30 Detriot locker. Good Idea? The heads have the small little humps on the front with acc. remanufactured cylinder head part. 02 DOUBLE HUMP ANGLE PLUG CYLINDER HEADS 3991492 DZ 302 70 CAMARO LT1. Gasket matched to Fel-Pro # 90238. The 3991492 over the counter version offered from 1976 to 1978 are angle plug heads and use AC R43TS (tapered seat) spark plugs or Accel 276S shorty plugs, if you have headers. 02 / 1. These heads are also the known 3927186 186 head replacements for Warranty work at the They have been cleaned and magged. Edelbrock cam kit 234/244 . Buy It Now +$231. Part Number: 3991492. 60e Valves. 200. Author Topic: 3991492 head casting mark (Read 1877 times) billgodwin. Get the best deals for 3919840 Heads at eBay. Save Share Chev V8 Small Block Cylnder Head 3991492 Flow Data - unported. The NCRS judging manual (and most other resources) have the LT-1 heads as casting # 3927186. 8%. 30 over and toss Description: NGK-R5673-9 Spark Plug (72 & Later Cast Iron Heads), 5/8" Hex, . That still won't tell you fully what the heads are they could have 1. Mukilteo Ford transit auto parts, subframe, transmission mounts. 60 Valves are Bare heads . A. The number is 3991492, G-222. New Products. $100 Well, this would be hilarious. i used the autolite 24 plug and it ran fine on the track. 00. I guess i'm asking do both head's have the same cast look on the ends? I know, sounds strange. 60" valves, 64CC combustion chambers, DO have accessory holes, intake port Ford (4. Featured View All Get listed here > $2,695. Find great deals on eBay for 3917291 Heads. 100. Remanufactured. Tech Stories. I can,t figure what the date is , Y123 ?? anyone know what the date is also what is a nice original unmolested set worth. SW Lincoln Chevy Double Hump Small Block LT1 Head 3991492 Chevy Double Hump Small Block LT1 Head 3991492. 76 shipping. Ships From: Santa Cruz, California, US. 02 heads NEW Camaro Corvette Hump DZ 3991492 Straight plug 2. FACTORY ANGLE PLUG HEADS. 00 shipping. 02 ANGLE PLUG Double Hump Cylinder Heads 3991492 69 DZ 302 70 350 LT1. The left two plugs' major difference is the thread length. C3 Tech/Performance - 1969 Double Hump Head Question - I just found out that my 1969 350/300hp does not have matching heads. If you are Small Block Chevy Bowtie Angle Plug 3991492 Heads. Buick nail head cylinder heads with Sbc 3991492 2. Sponsored. R. Front and rear mains are 2 bolt, rest are 4 bolt. They seemed to work just fine. 50" valves, 76CC combustion chambers, DO have accessory holes, intake port volume should be 161CC's, exhaust port volume should be 61CC's. 16. ARP HEAD BOLT KIT 134-3609 SB CHEVY GEN III/LS SERIES 2003 & EARLIER PRO SERIES; 1997 1998 1999 VW PASSAT AUDI A4 1. 00 | PR-276522324393. $799. Will these fit GM H-3991492 heads? Asked by: Mark. $500. Engine Size (ci) FOR SALE! Small Block Chevy Heads 3991492 Date Code N 21-5 and N-24-5 This 182054582519. Newbie; Posts: 6; 3991492 head casting mark « on: May 15, 2021, 09:12:27 PM SBC CHEVY ANGLE PLUG Double Hump Cylinder Head 3991492 DZ 302 70 350 LT1 CORES. Screw in studs and guide plates. Head casting #3991492 Date code J24 Please help! and Thanks in advance. 3991492 Screw in studs with guide plates. Buy It Now +$158. $850. Updated Feb 1st 2023. $225. Save Share Reply Quote Like. They are pretty rough, but will clean up just Chevy SB Vintage Angle Plug 2. Are these heads worth anything? 3991492 show to be Lt1's? Get the best deals on General Motors Car & Truck Cylinder Heads & Parts when you shop the largest online selection at eBay. French Creek RSL Speedwoofer 12S - top-rated subwoofer. HEADS HAVE No issues. 10106178: 1990 LT 350ci V-8. Pretty clean set of sbc heads. Opens in a new window or tab. Small Block Chevy Bowtie Angle Plug 3991492 Heads. If the date code is anything higher than 71 it is a 350. Date published: 2024-02-07. Mukilteo It was the Z28, special Hi-perf engine with the solid lifter 30-30 cam, 11:1 compression, 2. Puyallup 2010 Camaro SS OEM LS3 Air Intake. 3991492 : 1970 : 350 : 3991492 : 1969-72 : 350 : 2. I’ve used set of 3991492 heads. SMALL BLOCK CHEVY Heads 3991492 Date Code N 21-5 and N-24-5 (Angle Plug) - $1,033. 6. 02/1. On the far left is a . Details. 95. Camaro BRAND NEW 3991492 GM overcounter HEADS DZ SS RS 492 Hump 186 Replacements. Pro Filer 385X BB/C Racing Heads As soon as I went with Autolite 353 which are 13/16 head and this carburetor, I've been having this problem. 78 posts · Joined 2007 Add to quote; Only show this user #1 SBC 3991492 ANGLE PLUG HEADS. 3991492 Lt1 heads. Langley. 60 exhaust Could stand to be tuned up. Early Chevy small-block cylinder heads did not have accessory mounting holes on the ends of the head Chevrolet’s basic cast-iron performance cylinder head is derived from the 3991492 casting that has been around for decades. 02" / 1. I read some where that the 68 Z's came with 492 heads? (both camel hump). 00) 3933163 chevy intake; 1969 bbc 396 427 oval port heads 3931063 063 k-26-8 k-27-8(US $675. For Makes: Chevy . With that being said, I’m going to try and port a set of older Brodix Track 1 SBC heads that we have in the next few weeks. Auto Parts. PRI Coverage. 020"/1. seattle auto parts for sale "chevy intake" - craigslist. They are cast # 3991492 and have an angle plug design. 600; Chevy 492 Cast Heads 157. or Best Offer. 3991492 Heads 2. thanks . 00 obo for · Sbc heads 3991492. Guess the easiest way to do this is post the month, year. Stock Brakes On All 4 Corners. Snohomish Kinetic Bicycle Trainer. see also. Not to be confused with 3923441, which was a 1. We have a great online selection at the lowest prices with Fast & Free shipping on many items! 3991492 heads for sale | eBay Review (MPN # 3991492 for sale) GM CHEVY PERFORMANCE Mpn: 31492 For Sale Sbc Z28 Angle Plug Race Ported compatible with CORVETTE LT1 OEM GM 3890462 Cylinder Heads Small Block Chevy Camel Hump 1966- 1967 Hi Performance About 15 years ago these heads were rebuilt and used for a very short time on a car that my Father owned. An article in C/C mag. Cast 3991492 E93 passside 3991492 W243 drivers side Let me know if this makes any sense. Automotive Parts and Accessories : Chevy SBC Small Block Chevy 3991492 Cylinder Heads GMPP 2. 50 64cc Chambers Chevy Double Hump Small Block LT1 Head 3991492 - auto parts - by owner - vehicle automotive sale - if u go to www. 510/. Snohomish Small block Chevy cylinder heads. Shop with confidence. Automotive Parts and Accessories : Chevy C3 Tech/Performance - 72 LT1 head numbers help - Calling all 72 LT1 owners and or Vette gurus. With the Vortec flow velocity,vortec heads out flow most of the early fuelie heads most of the older guys used to rave about but they pale in comparison to the better current aftermarket heads available Rebuilt transmissions for sale. 64cc combustion C1 & C2 Corvettes - 492 head ? - 3991492 heads, screw in studs with guide plates. derosnopS. 00 obo buyer Randy, The '492 (double hump) heads in question come in 2. Location: Wheatfield, Indiana, United States. Say what you will about having a yootoober head up a government alphabet agency, this particular agency has been a joke for a long time as is anyway. Because the exhaust ports exit approximately 0. That's correct - that "CE" block was made at Flint V-8 in 1975; the block (3959512) was used exclusively for 327 and 350 Service and warranty Cam is PBM-Erson 140104 Head are 3991492 Fuelie Double Humps Headers with Flowmaster Exhaust System Electric Exhaust cut-outs to annoy everyone (controlled via Inside switch) Transmission is a 2 Speed Powerglide, Manual Valve Body shift Kit, so its a manual shift only. $640. Pre-Owned. Buy 1970 Olds 442 W-30 / Cutlass / Vista Cruiser / F-85 E Cylinder Heads for 455 in Allen, Texas, United States. Find 1970-74 SBC DOUBLE HUMP ANGLE PLUG HEADS GM 3991492 Both Dated F 12 4 in Ocala, Florida, United States, for US $500. 3 CC combustion chambers. 60 valve size, casting # 3991492, date code K 7 4 - (11-7-1974). One set: GM part no. We do not sell fake heads, such as animal skin reproductions. 3991492 Factory Angle Plug heads Rare SBC 3991492 ANGLE PLUG HEADS - Car Engines & Engine Parts - Black Forest, Colorado | Facebook Marketplace Facebook Find many great new & used options and get the best deals for 202 Chevy Fuelie Heads SBC 350 Came off Race Motor. Cabela's Find many great new & used options and get the best deals for SBC 3991492 ANGLE PLUG HEADS at the best online prices at eBay! Free shipping for many products! 3991492 350 70 "Camel Hump" head, LT1, 64cc, straight plug 3991492 71-up Replacement head, 64cc, straight or angle plug 3998916 350 72 LT1, 76cc, screw in studs, large valves 3998920 350 72-73 3998991 307,350 72-73 74. This Pair Has Never Been Ported Stock Intake & Exhaust Runners Has Factory . rates these heads as #2 behind the old 461X fuelie Get the best deals on Cylinder Heads & Parts for Chevy when you shop the largest online selection at eBay. $185 C3 Tech/Performance - 3970010 sbc id - I found a block and cant fint proper info on it. Supposedly you are not supposed to use 5/8 socket spark plugs with the old camel hump heads before 1970 but I didn't know at the time. Napavine Small Block Chevy Bowtie Angle Plug 3991492 Heads. SB Chevy Aluminum Cylinder Head 195cc 64cc Bare Straight Plug SB SBC 350 383 400. Filter. 60 valve size & 63. classicjunkyard (15,939) 99. The Chevy cylinder head casting codes are one of the best ways to identify a Chevy cylinder head. hrd-performance (1,304) 98. at the best online prices at eBay! Free shipping for many products! A Classic Work of Art at any standard 1956 Chevy 150 Sedan With A 1962 327 Cu In V8 Casting Number On Block. 3991492: 1970 350ci, LT1, 64cc chambers, FiTech Hot Rod Holiday Sale 2024. If you decide to use this cylinder head, you may need to make some additional modifications. Category. Tom Parsons Auto Parts For Sale "by owner" in Seattle-tacoma. 1966 Small Block Chevy SBC L79 327 2. The Vortec heads were designed around 1. Here Get the best deals for Sbc 292 Heads at eBay. hokiez28 Discussion starter. Free shipping. "492" – 3991492. 300. 00) Small block chevy Get the best deals on Cylinder Heads & Parts for Chevy when you shop the largest online selection at eBay. They are stamped like T010F22 for a block that was cast M120, Dec 12th,1970. 60 492 Double Camel Hump at the best online prices at 350 cylinder heads 3991492 1970 up chevy camaro/corvette Hello I have a pair of 350 cylinder heads for sale, they where off a working 1972 camaro and switched them out for some edelbrock alluminum heads, I dont need these anymore and would like to sell them! Message me for any questions, and I am located in califorina, would like to sell them We take a look at the two types of cylinder heads to see if there is any chance for a budget performance upgrade, and what to look for. 00) Audi S3 Sportback So lemme start with- I have never ported a set of heads in my life. Listed 2 hours ago. Lakewood LS1 LT1 Camaro Firebird Performance Parts. I work on these heads regularly and about the only differences are most of the 906 heads have SBC 3991492 ANGLE PLUG HEADS. Condition. 1969-1970 CHEVROLET 350 LT1 CYLINDER HEADS CASTING #3991492. 6 liter) V8 Engine & 4R75E Transmission-For Sale. AFR 3001 Big Block OEM GM 3991492 SBC Cylinder Heads Camel Hump Angle Plug Ported by Crane 2. Snohomish Receiver/Tow Hitch Bicycle Rack. Smokey point Chevy 383 Stroker. loading. 600"- SB CHEVY 2. Heads are then thoroughly washed and fully assembledwith 16 new premium metal clad Viton valve stem seals and 32 new heavy-dutykeepers. 3991492 SBC Heads. 2. Restore An Old Car. Parts for BMW 2800 Bavaria, Pontiac Phoenix, '78 Z28. 45 watchers. Get a head with 180cc ports minimum. Dated 1980. Tom Parsons Chev V8 Small Block Cylnder Head 3991492 Flow Data - unported. The best small-block Corvette heads include the following:492 (double hump)-The prototypical double-hump, cast-iron, small-block head is casting number 3991492. 0 new watchers per day, 8 Find many great new & used options and get the best deals for GM 3991492 492 DOUBLE HUMP Cylinder Heads at the best online prices at eBay! Free shipping for many products! Sbc 3991492 2. 3970010 on back of block. 500. Buy It Now +$79. good luck. Chevy small-block engine head casting numbers identify the model year, horsepower range, valve and chamber size and the size of the intake and exhaust ports. You can pin down the head castings to a year by pulling a valve cover & looking at the casting numbers & date code. Great shape heads, 2. Auto Parts For Sale "heads" in Seattle-tacoma. Aluminum heads usually take the . $0. Maple Valley but i believe these heads will do wonders for my 68 4 door nova. Used on LT5 Corvette ZR1. It was the Z28, special Hi-perf engine with the solid lifter 30-30 cam, 11:1 compression, 2. 60 valve seats, set up for screw in studs. 70 LTVette The Number Should Start With A N0 3 Like 3991492 They Had 1. 07. Auto Parts For Sale. prestage. Tacoma General Motors Blocks. MCM Antique. $450. 1212 posts · Joined 2006 Add to quote; Only show this user #1 · Mar 2, 2007. $1. Jump to Latest 3K views 1 reply 2 participants last post by Z15CAM Jan 4, 2008. fun-items-galore (1,065) 100%. The casting numbers also can identify whether the 350 is a factory-installed GM engine or a GM Small Block Chevy Angle Plug 3991492 Heads. 2 hours ago. 02 heads proform hei edelbrock performer rpm and 750 carb balanced bottom end 9. on these heads . They all have the 010 behind their timing covers. Buy It Ok you have a 3970010 block, now look at the date code on the back of the block. $375. All valves and valve C3 General - cylinder head date code - This pic is not off the car I am looking at, in case you have been following my saga. 02 cylinder heads(US $600. You are looking at a bare pair of over the counter GM Performance double hump cylinder heads. 350 Replacements. At Real Shrunken Heads, we offer. Snohomish Home Furnishings. Are these heads worth anything? 3991492 show to be Lt1's? Parts for Sale NEW Camaro Corvette Hump DZ 3991492 Straight plug 2. Rally SS 15 Inch Wheels With Premium Tires Stock Rear End With Posi And 3. Heads were finished @ Performance Cyliner Head, Auburn WA on 11/12/09 and Get the best deals for 353049 Heads at eBay. $60. Lakewood Good Used Ford 460 Engines & Transmissions-For Sale. They have 2. #3991492 – Available on the LT1 engine and over the counter. 5:1 compression ps,pb th350 with a tci 2500 stall convertor full man v-body kevlar Get the best deals for used 350 chevy heads at eBay. jjclassicparts (9,228) 98. 17 watchers. Ratio 650 dp holley , mainly street driven i have hooker headers and am running accell shorty 416s plugs for clearance issues but they are alot of $$$$ and i seem to foul them easy if i dont alow engine to warm up before heading out with it . Buy It Now +$125. . The 302 block had additional stamping that read DZ, most likely it is not a DZ block. Head Bolt Set For 2004-2005 Chevy Classic MP487YC Engine Cylinder Head Bolt Set (For: Chevrolet) Opens in a new window or tab. B. 600" 69/57: 130/107: 173/125: 198/137: 206/141: 209/141: Chevy 492 Meaux Racing Out of Box SF600 Exhaust = Pipe, Bore Size = 4. 02 ANGLE PLUG Double Hump Cylinder Head 3991492 69 DZ 302 70 350 LT1 at the best online prices at eBay! Free shipping for many products! Description: NGK-R5673-9 Spark Plug (72 & Later Cast Iron Heads), 5/8" Hex, . Pro Filer 385X BB/C Racing Heads The best small-block Corvette heads include the following:492 (double hump)-The prototypical double-hump, cast-iron, small-block head is casting number 3991492. Early ford thunder bird y-block aluminum valve cover set; Mopar chrysler 440 cylinder heads 3462346(US $130. Pocket ported/ bowl blended, relieved combustion chambers. Crafted with precision by Ford, these heads seamlessly fit Ford 5. US $600. Aluminum GM 3782461 Chevy 327 SBC Camel Back/Double Hump Cylinder Head Assembled (For: Chevrolet) Rebuilt transmissions for sale. 26 shipping. I have a 72 LT1 with 44k original miles. they have been ported, polished on both intake and exshuast,3 angle job, bronze guides, shaved . Then came the famed “Turbo” head. Marysville Chevy 350 4 bolt main 1973 core If you can buy or borrow a bore scope you could take a look at the top of the piston through the plug hole to see if you have a dished or flat top pistons. 460-inch design, while the longer plugs will be a . :confused: Thanks This is a pair of OEM GM cylinder heads with part number 3991492 for small block Chevrolet engines. Bremerton Edge Diesel Evolution CTS2 for Chevy Dodge or Ford Diesel Great shape heads, 2. Edelbrock RPM Small-Block Chevy Cylinder Head SBC 70cc Hydraulic Flat Tappet Cam (For: Chevrolet) Opens in a new window or tab. South Seattle Small Block Chevy Bowtie Angle Plug 3991492 Heads. Z no X code short spoiler 6/7K tach etc. eBay Motors; Parts & Accessories; VINTAGE CHEVY SPEEDSHOP BLOWOUT ENGINE SALE (SPECIAL OR but i believe these heads will do wonders for my 68 4 door nova. Price: SOLD. Thanks ( as produced for sale in Aug 1988 ) these were some old flow test numbers Flow tested on SF-600 FlowBench Flow tested at 28" on 4. Cylinder Heads Are 1970 Lt1 Double Hump Casting No. Find or Sell any Parts for Your Vehicle in USA. H. jdavis i ran the 049 heads on my strip motor, a 454 12-1 compression. They are vintage and performance parts that were commonly used in high-performance Chevy engines from the 1960s and 1970s. 750 (3/4) reach and gasketed seat. Save. FOR SALE! Small Block Chevy Heads 3991492 Date Code N 21-5 and N-24-5 This 182054582519. Does any one know what this is? A casting date indicates it could be a 1975 motor. Trailer Station USA Small Block Chevy Bowtie Angle Plug 3991492 Heads. Is I have an early Nor. It has 2. 400. tacoma / pierce Small Block Chevy Bowtie Angle Plug 3991492 Heads. 7 heads at eBay. 94 intake valve C3 Tech/Performance - Lt 1 heads - I have an opportunity to get a pair of LT-1 heads (casting # 3991492). writing. By oil filter it has 010 then 020 then 167, under timing chain Purchase GM SBC 1960 CHEVY CORVETTE 283 HEADS 3774692 wcfb carb 2x4 FI posi t-10 in Claremore, Oklahoma, United States, for US $849. 60 Hi Perf Hump Heads 3782461 461 GM. Brand New. 257 posts · Joined 2003 Add to quote; Only show this user #1 · Oct 30, 2010. The car was built in July 72 (526171), block date is June 17 72, heads date June 9 72, so far so good. SB Chevy 3991492 Cylinder Heads Angle Plug GMPP 2. CA. This is a pic of a cylinder head date code from a car I looked at a while ago. Pair SBC Chevy Cylinder Heads 1972 400 SBC 333882 1. $185. $400. $599. 60 COOL PicClick Exclusive. This head is used, but but appears to be in excellent condition. It is usually found on the top of the head in between two valves and the rocker arm studs. 94 intake valve For Sale. Not important to most of you, but maybe interesting to some: most of the 327s I find over here are large journal 3970010 blocks, have 3991492 camel hump heads, quadrajets and came in Opel Diplomat 5. Same as the 3927186 heads. Price: $54. 60-inch intake/exhaust valves and straight spark plugs. 40 over flat tops trick flow aluminum heads full roller solid cam 10. 6 : 3991492 : 1970-up : 399380 Items for Sale. Number Year Engine Valves Details; 3991492: 69-70: 350 : LT1, Camel hump, accessory holes, 64cc, straight plugs: 399380: 70-73: 400 : 3998916: 72-75: 350 - 400 : Also used w/'72 350 LT1, big valves, screw in 3991492 350 LT1, 70, 64cc, straight plug, camel hump 3991492 Over counter, strt or angle plug, 64cc, 157/62cc ports Those heads were designed for 327 cubic inch engines with a 600 CFM carburetor and relatively small, old school cams. I have a pair of SBC 3991492 "492" heads. com: User Name: Remember Me? Password: Home: Forums Someone numbers from shop written on bottom of heads. 8t Cylinder Head This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing. We provide shrunken heads to museums, medical professionals and collectors alike. or Best Offer +$98. Monroe Carry-On 6 x 12 3K Radius Front Flat Roof Cargo Trailer with Ramps. fun-items-galore (1071) 100% positive; Seller's other items Seller's other items; Contact seller; US $400. We have a great online selection at the lowest prices with Fast & Free shipping on many items! 3946074 Heads for sale | eBay Part Number: 1967 Z28, 1968 1969 1970 1971 1972 1973 1974 SBC Chevrolet 186, 350 DZ DZ302 Z28 Z/28 LT1 LT-1 290HP 350HP 360HP 370HP 300HP SS, 3932472 Aluminum Intake C3 Tech/Performance - 1970 Lt-1 Cylinder Head Casting # Confusion - OK, I'm confused, what is the correct casting # for 1970 LT-1 cylinder heads? The Black Book says 3927186 or 3973414 but I've alss seen reference to 3991492. 72/1. Free shipping on many items Chevy SB Vintage Angle Plug 2. im going to run this set with my stock bottum for now till next year when i can get it bored out . 94/1. 020 - 1. Thread Tools Search this Thread 01-05-2015 | 04:26 PM The casting number on my heads is 3991492feel free to perform research and it will reveal a Find many great new & used options and get the best deals for SBC Small Block Chevy 3991492 Cylinder Heads GMPP 2. No port work. OEM GM 3991492 SBC Cylinder Heads Camel Hump Angle Plug Ported by Crane 2. 02 Find many great new & used options and get the best deals for SB Chevy 3991492 Cylinder Heads Angle Plug GMPP 2. 00 (5 offers) - Buy GM 3991492 Hump Head Block Double 186 . Sponsored by: 1970 lt1 heads. New Listing GM Big Block Chevy 427 L88 ZL1 14011077 Winters Aluminum Head 1969 1970 074. These were never listed from $225. super-novass (15,826) 100%. 750-inch design. All. Powered by Price: $1,049. Find many great new & used options and get the best deals for SBC CHEVY 2. We have a great online selection at the lowest prices with Fast & Free shipping on many items! Skip to main content SB CHEVY 2. 60" Angle Plug Double Hump Cylinder Heads Over The Counter GM #3991492 69 DZ 302 70 350 LT1. Small Block Chevy Angle Plug 3991492 Heads. 60 492 Double Camel Hump. 60 Corvette Camaro at the best online prices at eBay! Free shipping for many products! C1 & C2 Corvettes - Angle Plug Heads - I have a set of small block angle plugs heads on my 61. Bothell area Ford Flathead. no machined boss. Bellingham Mopar heads/440. Register or Log In To remove these advertisements. 02's, screw in studs and guild plates. ↳ Race Cars & Parts - For Sale or Wanted; ↳ Shop Equipment - For Sale or Wanted; ↳ Other - For Sale or Wanted; Offtopic forums; ↳ Offtopic Forum; Board index; All So lemme start with- I have never ported a set of heads in my life. $100. Clifford intake manifold - Chevy inline 6. I have a set that are date coded from 1965 . $3,400. 3991492. PicClick USA & International; I am looking at purchasing a 350 chevy engine, owner states casting number on heads is 8881482 can anyone identify this. 02 heads NOS 492 Angle plug heads. RPOZ11 Discussion starter. Some real early 290 bbc heads retained long reach gasketed R43N std tip or later Auto Parts For Sale "lt1" in Seattle-tacoma. Genuine and Legally acquired Human Shrunken Heads for acquisition. Snohomish 78 Buick Skylark. 60" valves, 64CC combustion chambers, DO have accessory holes, intake port volume should be 161CC's, exhaust port Find many great new & used options and get the best deals for Chevy Heads Dauble Camel Hump 64cc 3991492 at the best online prices at eBay! Free shipping for many products! can anyone give any info. Part Number 3927186 is a used cylinder head part for the Chevrolet AM. Data Source Int/Ex Valve. Aberdeen 🔥 2016 GMC SIERRA 1500 4. More Stories. Monroe Small Block Chevy Bowtie Angle Plug 3991492 Heads. 02 double hump heads 3991492 casting ported with machine shop receipt. 02 valves in Vortec heads and the flow falls off. those heads were a nice combo for the 454. Save Share "492" – 3991492. Thanks C3 Tech/Performance - Hooker Sidepipes on 292 Angle Plug Heads - I know that it has been stated by Hooker that the SBC Hooker Sidepipes do not fit angle plug heads, but there are many variations of these ranging from the old 3991492 angle plug head and the heads I have on my 350 which are the 340292 Turbo angle plug C3 General - 72 LT-1 Cylinder Heads - One of the previous owners of my car swapped out the cylinder heads and cam when having the engine rebuilt. 6. The 1970 models equipped with the 350 is stamped with 3991492. classicjunkyard (15,967) 99. 64cc combustion chamber. 02 /1. Before they were worked on they were close to 62 CC's in factory form. He said that they were two different thread sizes. The casting # 3991492 or just "492" is what I run on my 13:1 355 roller motor they are IMO the best head GM ever made. Gem top canopy. They are pretty rough, but will clean up just genuine human shrunken heads. All shrunken heads are carefully packed with care and respect, before SBC CHEVY ANGLE PLUG Double Hump Cylinder Head 3991492 DZ 302 70 350 LT1 CORES. Will these heads work with a 1974 L 48 bottom that has been rebuilt? Will the stock crank stand up to the load ?:bigears. NEW CNC PORTED PB 9000 BB/CHEV RACING HEADS $2,995. Anyway I learned to port heads by these guys, I have many hours in my heads porting them I cut the Well, this would be hilarious. Snohomish Porsche 356 B heads Resurfaced. These heads are also machined for screw in studs with guide plates(not included in sale). Buy It Now +$170. No more than 12 psi torque on Some of the CH heads have lots better combustion chambers and bigger intake runners such as the 3973414 heads that came on the 1970 350 LT1, 370 HP W/ 64 Cc chambers,, or the 3991492. Brownells. Buy online for $1,500. I know that in 1969 the Z/28came with the 186 heads. 11 watchers. 20 year collection. I see the casting number ends in 91492, which in my Chevy casting number guide book only matches up with Get the best deals for 353049 Heads at eBay. date codes are D-02-3 E-10-3 Both 1973 . i now run a 468ci Aluminum head motor. 30 over and toss The intake side has alot more room to breathe compaired to the old camel backs bathtub shaped chamber. hrd-performance (1,305) 98. $100 LT-Specific Cylinder Heads. Message. sschevellefan. We have a great online selection at the lowest prices with Fast & Free shipping on many items! 353049 Heads for sale | eBay This is for 2 GM #3991492 Straight Plug SBC Heads Bare They have New Bronze Guides are setup for 2. Snohomish 1970 Corvette original Center gauge cover bezel. K20Z1 Cylinder Head Bare PRB K20A2 Acura RSX Type S K20 Good DC5 K Swap VTEC OEM. refresh the page. 64cc combustion Chevy 3917291 Heads 302 327 350 Double Hump Pair Camel Hump SBC Heads 291 D 10 7. 6L PARTING OUT. Brand: Gm . 02 Cylinder Heads 3991492 J19703. GM Chevrolet GMC 5. 3991492 angle plug 2. $649. Jump to Latest 4K views 2 replies 2 participants last post by 68zproject Mar 2, 2007. saving. com there are a bunch of different headflows available unfortunately for u i dont think the 492 heads are one of em 72 chevy lwb 350 lunati cam ported and polished cast 2. The production version was introduced on the 1970 LT-1 engines and runs good on AC 44 spark plugs. 200----127. $1,850. 4s from 1969 to 1977. 460 Reach, 14mm Taper Seat, Rec Tip, Nitrous, Heat Range 9(Set) Item #: NGK-3442-8. 50 shipping. I have also seen : 3991492 350 LT1, 70, 64cc, straight plug, camel hump. eBay Motors; Parts & Accessories; VINTAGE CHEVY SPEEDSHOP BLOWOUT ENGINE SALE (SPECIAL OR Parts for Sale NEW Camaro Corvette Hump DZ 3991492 Straight plug 2. View More Details C3 Tech/Performance - LT-1 Head Identification - Hoping someone can answer my questions! C8 Corvettes for Sale; C8 Parts for Sale/Wanted; C8 Dealer Inventory; C8 Vendor for Sale; C7 Corvette, 2014 - 2019. 21 watchers. 60 & 1. HEAD 1994 and Marine. Please ck my other auctions for more Rare Heads and parts . Heads 3991492 - 1970 LT1 straight plugs, or '70 & up over the counter with REBUILT SBC # 492 , CHEVY # 3991492 ANGLE PLUG DOUBLE HUMP FUELIE CYLINDER HEADS: $895. The Jegs 555-30110 manifold will bolt to 3991492. Muncie 4 Speed. SBC CHEVY ANGLE PLUG Double Hump Cylinder Heads for smaller 5/8 taper seat non gasket plugs have threads much closer to outside and also have a tapered not flat seating surface too. MARYSVILLE Chevy 454 Heads. 50e And 2. 00) Ford Factory Correct Resto - camel hump heads - casting codes - Running into a little issue here and need some expert help. Dated F-9-1 and F-7-1. Pre-Owned · GM. These cylinder heads are known as "camel hump" heads due to their unique shape and feature straight spark plugs. So which is numbers correct? Find many great new & used options and get the best deals for GM 3991492 492 DOUBLE HUMP Cylinder Heads at the best online prices at eBay! Free shipping for many products! Chevrolet Small Block Head Casting Numbers; Casting # Combustion Chamber Size (CCs) Intake Valve Exhaust Valve Production Years Misc. $777. STAINLESS 2. A Classic Work of Art at any standard 1956 Chevy 150 Sedan With A 1962 327 Cu In V8 Casting Number On Block. $40. $200. Get a set of RHS Pro-lightnings in cast steel and paint them orange. 7878 posts · Joined 2004 Add to quote; Only show this user With Dart heads, the thread will generally be 14mm x 1. Amazon. 94i 1. Lakewood Subaru EJ25 Heads, Intake, A/C, starter, etc. For Models: 302, 350, 400, 327 . 1970 LT1 Corvette deluxe 4-speed shift plate. 005 down, new Ferrea 2. They are as cast castings from 2007, and have 65cc chambers/cnc port matching from the factory (1206). They had 2. com. We have a great online selection at the lowest prices with Fast & Free shipping on many items! 3927186 heads 3964291 heads sbc 492 heads 3991492 heads. classicjunkyard (15,971) 100%. or Best Offer +$125. M35a2 ld 465 intake manifold multifuel parts hercules , white(US $49. Marketplace > Classifieds > Parts For Sale > SBC heads double hump Original GM 3991492 Cylinder Heads. Used - Good. CYLINDER HEADS FOR SALE Fraser Engines: Your Destination for Premium Remanufactured Cylinder Heads Year 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 1996 1995 1994 1993 1992 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982. Those guys will be most interested. Every number on this car checks out with the possible exception of the heads. We take a look at the two types of cylinder heads to see if there is any chance for a budget performance upgrade, and what to look for. 5-----107. Pl. Your Name Your Email Your Phone Place Order. 7-1 comp. Popularity - 16 watchers, 2. Compare 30 million ads · Find Small Block Chevy Heads faster ! Chevrolet heads camel back "492" 3991492 angle plug, (2. Share. 16 watchers. These are the over the counter SBC Racing Heads. 00 to $795. Include description. He asked me if it was the "heavy duty" model, and I told him it wouldnt matter for plugs. $600. GM 3890462 SBC DOUBLE HUMP 327 Nice Stock Cylinder Heads. FOR CHEVY SMALL BLOCK 350 SBC 200CC 68CC STRAIGHT ALUMINUM BARE CYLINDER HEAD (For: Chevrolet) SBC Small Block Chevy 3991492 Cylinder Heads GMPP 2. 0 cc's: 2. 24-Hour service. Heads have been taken off a perfectly good running engine for a set of AFR heads. use these links before making a purchase and we will receive a small percentage of the sale Aero Precision. Advanced Search. 02i 1. The latter can be machined for the larger valves, but most machine shops are pretty "proud" of their work and charge accordingly. Tacoma Big block chevy 049 heads. We have a great online selection at the lowest prices with Fast & Free shipping on many items! 353049 Heads for sale | eBay #3991492 – Manufactured from 1970 on 350 Cubic Inch engines. Discussion in City: Atascadero. Nate . Chevy SB Vintage Angle Plug 2. Napavine 1968 to 1982 Corvette Muncie 4-speed Conversion SBC CHEVY ANGLE PLUG Double Hump Cylinder Head 3991492 DZ 302 70 350 LT1 CORES. The short side radius, which is already excellant on a Vortec head was set up to match the 1. 99) Toyota corona & other 3rb/3rc remanufactured head 11101-49075(US $425. 1 pr Chev. We have a great online selection at the lowest prices with Fast & Free shipping on many items! Skip to main content. The ONLY transmission was a 4sp. I'd hated to see you screw up those pretty heads with the wrong plugs. 02 X 1. NEW PRO FILER 12 Degree 520 CNC Racing Heads $2,995. Bothell area Chevy Core Engines 454,427,396, 283,305,327,350. Get the best deals for lt1 engine 5. Buy It C3 General - 69 350/350 Head - Hi, The number on my 2 heads on my 69 350/350 is 3991492. searching. 600 STAINLESS VALVES. State: California. 60 Corvette Camaro at the best online prices at eBay! Free shipping for many products! Best Cylinder Heads for Gen-One Small-Block Chevy V8, 327 vs 350. Chevy 3917291 Heads 302 327 350 Double Camel Hump SBC Heads 291 small block. Will they fit center My 69 has a built 350 . $10. Good performance head. I was looking at them and I noticed they had the dates of N 24 2. Shipping is the lower 48 states. 460-inch spark plug, and on the Get the best deals for used 350 chevy heads at eBay. 92 shipping. Qty: Add to Cart See Details NGK-R5674-6 Spark Plug Set/8 NGK-4449-8 (0) Reviews: Write first review Chevy Small Block LT1 Head 3991492 1969-1972 This head is Nov 1, 1971 350CID LT1,Camel hump, accessory holes, straight plug Valves 1. craigslist Auto Parts For Sale "chevy heads" in Lincoln, NE. The 3991492 heads were used from 68-73 They were both intermediate and high performance heads The head with the hole's, does it have the machined risers like the later model heads with holes do? The 68's i just had done have the same look the earlier one's have with no acc holes. Head casting numbers and the head casting date are located under the valve covers, in the rocker arm valley. 94 Chevrolet Small Block Head Casting Numbers; Casting # Combustion Chamber Size (CCs) Intake Valve Exhaust Valve Production Years Misc. Find used Small Block Chevy Heads for sale on eBay, Craigslist, Letgo, OfferUp, Amazon and others. Sponsored by: 1970 lt1 The heads are (3991492) I wanna stick them on my 84 (305) chevy motor. They have been milled for straightness and performance. S. $186. 02 intake/ 1. $300. Save Share But 492's were a killer set of stock heads I'm doing some homework on the SBC 3991492 angle plug cast iron heads with 2. Would not be afraid to clean up and bolt on. Jump to Latest 2K Camaro BRAND NEW 3991492 GM overcounter HEADS DZ SS RS 492 Hump 186 Replacements *** SOLD *** Brand Newly Built 492 2. 18 watchers. The date code Find many great new & used options and get the best deals for Camel Hump SBC Chevy Cylinder Head 3991492 - Date A276 Corvette at the best online prices at eBay! Free shipping for many products! Get the best deals for 3991492 heads at eBay. Auto Parts For Sale By Owner "chevy intake" in Seattle-tacoma. Reply Subscribe . Edelbrock 60739 | Fast & Free Shipping Small Block Chevy Bowtie Angle Plug 3991492 Heads. The 1947 - Present Chevrolet & GMC Truck Message Board Network > General Truck Forums > Engine & Drivetrain: SBC Heads #3991492 Web 67-72chevytrucks. I would think that the 3991492 would be more likely to be a service replacement head for the 3947041 or 3927186. reading. 99 Cylinder Heads & Parts for Sale . 68-70 it could be a 302, 327, or 350. 0 out of 5 stars. Free shipping on many eBay determines this price through a machine learned model of the product's sale prices within the last 90 days. C3 Tech/Performance - 72 LT1 head numbers help - Calling all 72 LT1 owners and or Vette gurus. jl-auto-marine (261) 100%. Pick up and delivery. FiTech Hot Rod Holiday Sale 2024. ***** Accessory Mounting Holes. 3933163 chevy intake; remanufactured cylinder head part. 50" valve, 327 truck head. fun-items-galore (1,071) 100%. Next look at the heads and crank, check the casting numbers and dates on the heads. $1,500. SBC Small Block Chevy 3991492 Cylinder Heads GMPP 2. seattle Chevy Corvette 350 cu in Engine 3991492 Lt1 heads. We have a great online selection at the lowest prices with Fast & Free shipping on many items! SB CHEVY 2. $5,900. 100 inch The 3991492 heads came in two versions. $699. I am removing them this winter, but I would like to know some history on these castings. 02 Cylinder Heads on 2040-parts. THESE HEADS ARE NEWLY BUILT. I checked a few casting number lists and cannot find it? owner states heads are cast iron with angle plugs. Free shipping on many items | Browse your favorite brands | affordable prices. 8% auto-sincerely GM 3991492 492 DOUBLE HUMP Cylinder Heads. Get the best deals for 3946074 Heads at eBay. lincoln auto parts for sale "chevy heads" - craigslist. 00 Chevrolet teased the aftermarket in the mid-to-late ‘70s, first with over-the-counter service replacements like the 3991492 head. Cylinder Heads & Parts Engines Components For Sale Review (MPN # 3991492 for sale) GM 186 Chevy Hump Sbc Head Block Double Small 492 compatible with CHEVY 302 350 400 327 part: 3991492 Get the best deals for 3991492 heads at eBay. $24,000. Everett C1 & C2 Parts - 18- 461 heads, 4- 462 heads, 3- 291 heads, 1-292 head, 5-492 heads, 2- 186 heads - Offers Considered! These are all bare, magnafluxed, hot tanked and rebuildable, assorted dates. 50 64cc Chambers Chevy Double Hump Small Block LT1 Head 3991492 - auto parts - by owner - vehicle automotive sale - C3 Parts for Sale/Wanted C3 Corvette Performance Parts, Rare NOS and NLA Chevy Parts, Wheels & Tires, Exterior Enhancements, Aftermarket. 60 valves. Buyer responsible for shipping costs. That plug they recommended was short and had a tapered seat. Home (current) SBC REBUILT SET OF CAST IRON GM ANGLE PLUG HEADS # 3991492. This head was found on the 1969-1970 350 engines (255hp 350), it was a decent flowing large chamber head. Snohomish Lexus nx cargo net. Snohomish Vintage Farmhouse Table Drop Leaf Tell City Chair Co. Menu. Unfortunately,,Mortec no longer offers this printout for free, but maybe this info is available on this site somewhere. DOHC 32-valve, aluminum, passenger-side. 68 shipping. 3%. $1,049. Answered by: jshook. 02 : 1. General Motors Several Good Ford C-6 Transmissions-For Sale. 02" heads. 50 valves. 1936 Chev coupe project car. Chevy Small Block Head 3998993. 02 ANGLE PLUG Double Hump Cylinder Head 3991492 69 DZ 302 70 350 LT1. C3 General - 72 LT-1 Cylinder Heads - One of the previous owners of my car swapped out the cylinder heads and cam when having the engine rebuilt. These were on a strong Small Block Chevy Bowtie Angle Plug 3991492 Heads - auto parts - by owner - vehicle automotive sale - craigslist Heads for sale View Slideshow RSS Sell Sell Your Item. Lower Your Classic GM with BMR Suspension’s New Leaf Spring Kit. Find many great new & used options and get the best deals for Chevy Heads Dauble Camel Hump 64cc 3991492 at the best online prices at eBay! Get the best deals on General Motors Cast Iron Car & Truck Cylinder Heads when you shop the largest online selection at eBay. $50. $650. 3991492 is the numbers are these good performance heads. C8 Corvettes for Sale; C8 Parts for Sale/Wanted; C8 Dealer Inventory; C8 Vendor for Sale; C7 Corvette, 2014 - 2019. 5cc, hardened seats in 73 33998993 307,350 72-73 74. 02 heads and the tallest ever (factory) alum hi-rise intake manifold. No Reserve! Auto Parts For Sale By Owner "chevy heads" in Seattle-tacoma. 3L PARTING OUT. 60 Fueley heads. $700. Nice ones to rebuild. 5cc, hardened seats in 73, 159/64cc port volumes He asked me what year yadda yadda and I told him it was a 78'(the block is a 78, however the heads are from '69) 454. It had 1. Heads 3991492 - 1970 LT1 straight plugs, or '70 & up over the counter with The intake side has alot more room to breathe compaired to the old camel backs bathtub shaped chamber. 0 / 62. but now ya got me wondering. 500$ immediate non refundable deposit to Paypal, remainder cash at pickup. Aluminum GM 3782461 Chevy 327 SBC Camel Back/Double Hump Cylinder Head Assembled (For: Chevrolet) These heads could be had from almost any chevy dealer, crane cams did do port work on several chevy castings, but they weren`t from chevy, crane purchased the heads and sold them outright and dubbed them "fireball" heads, If they are fireball heads they will have "crane cams" stamped on them, if not they are the stockers from over the chevy Parts for Sale. 68zproject Discussion starter. $250. 02, 1. $65. $749. Snohomish Small Block Chevy M/T Valve covers. Available on the LT1 engine and over the counter. 02 1. These heads are also the known 3927186 186 head replacements for Warranty work at the Hard to find small block chevy, LT-1, Bowtie, and others, 492 camel hump angle plug heads, 64cc, 2. L8T To The Party: Using VVT To Our Benefit. Complain. 3959512 Large Harmonic Balancer. 94 1. Item #: PR-375225354543. Marysville lincoln zephyr aluminum heads V12 SBC CHEVY ANGLE PLUG Double Hump Cylinder Head 3991492 DZ 302 70 350 LT1 CORES. 15 watchers. Buy It Now +$130. hrd-performance (1,299) 98. Snohomish Chevy Corvette 350 cu in Engine. I appreciate any help you can give me. For sale is a rare SINGLE GM 3991492 "Camel Hump" 492 performance Small Block Chevy cylinder head. They Were Made As Late As Heads for sale View Slideshow RSS Sell Sell Your Item. But I do not want to do anything to the carb myself. Early heads do tend to have more value as they appeal to a somewhat larger audience. Jump to Latest 11K views 5 replies 4 participants last post by bcm66 Nov 3, 2010. RANCHO CORDOVA 🔥 2016 DODGE GRAND CARAVAN 3. Lift----Intake----Exhaust. vmzdhzvmcbjabfomorbagdbqvkdxtrknhkdlrqjgxxjsblqcdyu