Chevy head casting 3998983

94/1. 50 76cc 10065203 350 82-86 1. txt) or read online for free. Casting # Years made Size HP levels used for 2-Bolt mains/Chevy II: 3892657 3782870 3903352 3789817: SBC Head Casting Numbers. 7 Vortec Cylinder Head Cast 906 062 Suburban 1996-2002. Right angle casting identifier, good HP head, used in trucks, no accessory holes Aluminum, Buick/Chevy, 10' race head, symmetrical Chevy SB Cylinder Head ID Guide - Free download as PDF File (. 330545: 1971 / 75: 350: 245, 250 hp: 1. CASTING# "Right angle" casting identifier, good HP head, no accessory holes, Buick/Chevy aluminum 10' head The Easiest Way to Bolt On 30-70HP! Continuously improved since it's 1987 introduction, the World Products Sportsman II is still the industry's most popular cast iron high performance head. 6 valves SBC Head Casting Numbers. i I still need the Chevelle V8 Cylinder Head Casting Numbers - 1964 through 1972. 84/1. Camaro, Corvette even Stovebolts can be found here. 02, 1. 2 355909. The advantage of the valve angle Chevy Open Chamber Cylinder Heads We have been working with the Chevy “Open Chamber” heads for years. 94 Int/1. Chevrolet Small Block Head Casting Numbers; Casting # Combustion Chamber Size (CCs) Intake Valve Exhaust Valve Production Years Misc. 2 / CHEVY 350 HEADS - REMANUFACTURED ZERO MILES Original Cast Iron - Casting Number: 3998993 - Magnafluxed - Valves: 194/1. Small block chevy Iron cylinder heads freshly built never fitted-( I changed for ally heads on my engine) Casting number 3998993 1. Thanks for your help Steve Your search has found 231 GM Cylinder Heads. Right angle casting identifier, good HP head, used in trucks, no accessory holes Aluminum, Buick/Chevy, 10' race head, symmetrical Oct 16, 2015 · The success of these heads cause every Chevy cylinder head with the double hump casting identifier to be referred to as fuelie heads for an entire generation of hot rodders. They also had a smaller combustion chamber area to raise horsepower too. We aim to cater for a wider range of tastes here from Hot Rods & Street Rods all the way through to Bikes and Trucks. 50 58cc 10065206 350 82-86 1. 06 18' race head 10134363. Cylinder Head. i bought a couple sets of heads off one guy and a motor. Engine Size (ci) Small Block Chevy LS Cylinder Heads by Casting Number 10215339 – LS Small Block V8 1997 346, LS1, aluminum, 68cc chambers . 68 3/4 ton (Project)-350 Small Block, . We now have a SAENZ model 680 flow bench which we all enjoy using. but they have angled plugs. Casting # Years made Valve Size Performance Stock Intake Casting Numbers for SBC. While these heads are … Continue reading → Can anyone give me some more info on the 3998993 heads other than 75cc chambers A buddy of mine has a 69 chevy that has those exact heads. in my opinion I would 2. View Details. 5 inches - New valve guides as needed - New Rocker arm studs as needed - 3 angle valve job - All new valve stem seals - Springs pressure tested/shimmed - Head gasket surfaced Milled (Decked) Price: $250 - Will Not Drive To Meet Cylinder Head Chevy 350 Casting 3998993. Since this was a low-buck cylinder head test, we decided to use our budget small block 350 Slayer engine from Can anyone give me some more info on the 3998993 heads other than 75cc chambers A buddy of mine has a 69 chevy that has those exact heads. Dec 12, 2018 · Small-Block Chevy Gen-I Cylinder Heads. They are the rare '186' castings that have the accessory bolt holes and 64 cc chambers. Also: solid axle Corvette, Sting Ray Corvette, Chevelle, Camaro, Pontiac, Mopar, Chrysler, Oldsmobile. 02 / 1. World Products 011150 - Cylinder Heads Cast Iron Chevy Small Block SPORTSMAN II 200cc 64cc 23Degree 2. 399. Mark the heads Right, Left, Front and Back, then make a cardboard box rack for the valves and keep each valve in it's original guide/seat place so lapping will be effective. Now spray the head over all the still nasty places with gasket remover spray, it's like paint stripper and it's dangerous so be careful and wear goggles/gloves. This is not a performance build, I can just tell the 305 heads are struggling when I pull the Nova into Nov 22, 2004 · Chevrolet SMALLBLOCK V-8 - HEADS Casting Numbers Hier vind je allerlei Technische Informatie welke betrekking heeft op diverse Amerikaanse auto's. Top Ten Production CSB Cylinder Heads No’s 1-6 are small-chamber, hi-comp and must have dished pistons to get comp below 10. Caveat: It should be noted that many of the casting numbers are not 100% verified and a second source is not always available so these should not be taken at face value. 291's are virtually identical to 462's according to David Vizard's book on Chevy's. (1) shows the location of the HEAD CASTING NUMBERS and the HEAD CASTING DATE located under the valve covers, in the rocker arm valley. This Cylinder Head is Re-manufactured and in great working condition We will get back to you Promptly. 032, 70cc, 1. Different chamber volumes, port volumes, port locations, valve sizes, etc. Chevy Chevrolet small block V8 engine casting numbers - WaywardGarage. Chevelle Tech > Team Chevelle > Archives > 2004 > Need info on 3998993 casting GM heads Ligenfelter said that these castings and 441 heads were some of the best Chevy V8 Casting Number Locations Chevy V8 SBC Block and Head Casting Numbers Chevy V8 BBC Block and Head Casting Numbers Chevy V8 "W" Motor 348-409 Casting Numbers Chevy V8 Crankshaft Casting Numbers Chevy V8 Crankshaft Journal Sizes Chevy V8 Bore and Stroke List Chevy V8 Notes SBC Crate Motors BBC Crate Motors SBC Cylinder Heads Holley Carb The Chevy cylinder head casting codes are one of the best ways to identify a Chevy cylinder head. CHEVY SMALLBLOCK HEADS CASTING NUMBERS. 30576-792 360851. This also shows the original shape, and how it needs to be altered to make MORE mid-range torque and better Chevy Casting Number identification including Block casting numbers, cylinder head casting numbers, Crankshaft and intake casting numbers. Clearwater Cylinder Head, Inc. . The casting quality is as good as the best aftermarket iron heads, and its flow capability on a valve-size-for-size basis more than matches the Phase 6 aluminum Bowtie heads. Standard Gen-I small-block Chevy heads position the valves at a 23-degree angle to the deck. Jul 12, 2012 · The first thing we needed was a small block Chevy engine on which to evaluate power. 262. The heads will need 2. To purchase any of the GM Cylinder Heads below, click its Add To Cart button. The 65cc combustion chamber was a different design than the This is the initial listing I have of Chevy small block cylinder head casting numbers, their application, and notes. early style valve cover bolt pattern & centerbolt. The most famous heads are the 461 and 462 heads that offer   The casting number (c/n) is cast into the head as opposed to being stamped. The advantage of the valve angle new aftermarket chevy gm auto ohv 906 350 v8 vortec performance cylinder head roundy round. World S/R Small Block Chevy Cylinder Heads, Straight Plug, 1. 00. com It shows that you are unregistered, or not logged in to The Forum. unibolt intake pattern. They are casting #3998993. The heads are stock off the 1975 350 off a Chevy c10? truck. 94 / 1. Gm Chevy Ls Gen V8 Cylinder CASTING NUMBER 706 AND 862 ARE INTERCHANGEABLE. Since its introduction in the late 1990’s there have been a few “versions” of the factory Vortec head. Jump to cylinder heads. 041, 63cc, 1. 034, 64cc, 2. 1. "Double-hump" heads were found on many of its high-performance engines in the 1960s and early 1970s. Manufacturer: Casting #'s: Years: CID: Part # Quanity: Remarks: AMC: 3224480-1: 83-89: 258: A056: 1: AUDI: 059103373A: 1: BMW: 1436793: CORE: BUICK: 1254170: 78-79 FOR SALE - Fayetteville, NC - #3998993 date codes K-29-72 and K-30-72 probably need rebuilding $60 pair Location: raeford Price: $60 1972 350 Chevy heads (raeford) $60 - JLA FORUMS 1972 350 Chevy heads (raeford) $60 Chevrolet Big Block Cylinder Head Casting Numbers. For some heads, the year has two digits, as with the 461 head, but most often, the casting date is abbreviated to just the final digit of the year. Cylinder Head Chevy 350 Casting 3998993. Small Block Chevy head casting numbers. Head Casting Numbers: The number you need is located on top of the head, in the center. These were made in 69 and 70 only used on 302's, LT1 350, and 300 hp 350's. The format is a letter signifying the month followed by three or four numbers indicating the date and year. 5001, 74. The heads you have are the modern equivalent to the old 461, 291 and other 'hot' heads od days ago, except for the bigger chamber. Goodwrench crate motors,"Hecho en Mexico", 75cc chambers They aren`t that great for performance, being they have a large chamber and a not so good intake port. The current version, available new from Chevrolet, is manufactured in Mexico. 6 valves Chevrolet Head Casting Number Reference 3998993 307, 350, 76cc, 72-73, 15-164/64cc ports, 73 had hard seats World Products Cast Iron Heads ( by part numbers ) Chevy Small Block Head Casting Numbers C10 Trucks Library Chevy Small Block Head Casting Numbers - C10Trucks. 1971-75, 330545, 307,350, 1. I'm in Canada so it might be a Canadian thing we have been known to have different GM castings before. L31 Vortecs comes in two different casting numbers, 10239906 (#906) or 12558062 (#062). 88 exhaust olds/chevy aluminium: OVAL PORT - Valve size 2. NOTE: This casting # has been used in many different versions of this aluminum 18' and 15' Bowtie race head. Nov 10, 2005 · Super Chevy tech article on Vortec cylinder heads. This casting number cylinder head was equipped with 1. The date code is irrelevant unless you’re really trying to re-create a piece that matches some original documents and sales dates. I looked it up and this is what I found: 3998993 307, 350, 76cc, 72-73, 15-164/64cc ports, 73 had hard seats 3998993 350 head casting # 3998993 - Pirate4x4. Ask your question again with this info. The first available true aftermarket performance cylinder head, good for 30-70HP over stock, and emissions legal! just took some heads off a 95 z28. These head castings were used in various other models of the Chevrolet lineup such as the passenger car, Chevy II/Nova, Camaro and Corvette. do NOT contact me with unsolicited services or offers Jan 15, 2012 · The diagram above shows where each of the casting identifiers is located on the engine. So this means you will have to remove the valve cover if it is not already off. Sep 01, 2017 · History of the LS Engine and Cylinder Head Casting Number Spotter’s Guide: LS1, LS6, LS2, LS3, LS4, L99, LS7, LSA, LS9, LQ9, LQ4, L92, L94 Cooling a Mighty Big-Block Chevy is Easier Than You 261 results for chevy 350 head Save chevy 350 head to get e-mail alerts and updates on your eBay Feed. in my opinion I would CASTING NUMBER 706 AND 862 ARE INTERCHANGEABLE. I actually went through several lists and made some corrections before making this list. my caprice doesnt have angled plugs. Feb 03, 2010 · There "461's" (from the last three digits) which were the best flowing head's back in the day that Chevy used on Corvette's and other higher horsepower models. Cylinder heads must be unaltered approved OEM and minimum 76 cc combustion chamber. The Chevy cylinder head casting codes are one of the best ways to identify a Chevy cylinder head. We have a good supply of used ‘186 & ‘492 heads available with everything from … Continue reading → Jan 17, 2011 · That's odd as the head I have here in my shop has the center intake bolt holes on the different angle and I can't recall ever seeing a 217 or its sister casting the 083 with a different intake bolt configuration. (2) shows the position of the BLOCK CASTING DATE on the rear ledge of the block near the bell housing mounting surface. Casting 3998993. 72, 1. 94, 1. Welcome to Rods 'n' Sods, the most active and friendly UK Rod and Custom website. 40072-802 355909. 600" Angle Plug, Bare Castings . 1971-  Chevy Cylinder Head Casting Numbers. Choosing big-block cylinder heads depends entirely on the application. Browse our daily deals for even more savings! Free shipping on many items! Would I see a big difference if I swapped out my 14014416 305 heads for a set of 14101128 aluminum corvette L98 heads. They were manufactured with larger intake and exhaust port volumes and valves for the period, and This site is for Corvette C3 enthusiasts and has lots of information pertaining to Corvettes built between 1968 and 1982 Nov 30, 2008 · I have a chance to get 3998993 casting heads & 3970014 block for $25. 030 over, 10:1 comp, 3998993 heads, C3BX edelbrock intake, comp cams XE268, Holley 670 SA, long tube headers, dual flow 40's, E-fan, Alum rad, currently under the knife getting shortened and bagged build thread 41 3/4 ton (wife's)-flatbed, fully restored to original Chevelle Tech > Team Chevelle > Archives > 2004 > Need info on 3998993 casting GM heads Ligenfelter said that these castings and 441 heads were some of the best casting numbers 3998993. Gardner Car and Truck Repair Cylinder Head Chevy 350 Casting 3998993. Small Block Chevy Head ID; Engine RPO Numbers: These are also located on the drivers side of the engine, at the back of the head on the transmission mounting flange. 900" bore spacing T = Tall deck Oval includes both "peanut" (also called "round") ports and large oval ports We would like to thank everyone that has contributed to the data provided on this site. Com : 4x4 and Off-Road Forum Chevrolet Head Casting Number Reference Small Blocks 330545 350 73 Corvette 76cc 2. More performance and less expensive than rebuilding used heads. Need the year and cylinder head casting # It could be 60cc. 140029. Gm Chevy Ls Gen V8 Cylinder CHEVY 350 HEADS - REMANUFACTURED ZERO MILES Original Cast Iron - Casting Number: 3998993 - Magnafluxed - Valves: 194/1. thoroughly cleans, inspects, and pressure tests all our cylinder heads. I thought the only difference between the b-body and f-body were alluminum and cast iron heads. 60. 5001 74 1971-73: 330862 Chevy cylinder head Identification - Small block casting numbers, Big block cylinder head, camel back heads, double hump heads CHEVY CASTING NUMBERS. 02 ,1. 2-Bolt mains/Chevy II: 3892657 3782870 3903352 SBC Head Casting Numbers. 5: 330862: 1971 / 73: 400: 1. 030 over, 10:1 comp, 3998993 heads, C3BX edelbrock intake, comp cams XE268, Holley 670 SA, long tube headers, dual flow 40's, E-fan, Alum rad, currently under the knife getting shortened and bagged build thread 41 3/4 ton (wife's)-flatbed, fully restored to original Thay are all different. RECTANGULAR PORT - Valve size 2. 6 Valves 333881 350 74-75 76cc 2. It has all the bells and whistles and even gives us information that we didn't even ask for. Years, Casting#, CID, Intake, Exhaust, CC, Comments. Only Chevelle-specific information is listed here to conserve space. The  . casting #, chamber vol. Chevrolet Big Block Cylinder Head Casting Numbers. Would it be worth the $25 to even go pick them up? The heads are large chamber low hp heads, but the block is a 350 2/4 bolt main. 35080-842 330817. Head: 836961 DA Passenger, Sedan Delivery, Master, DB 1/2 ton truck, PA PB PC PD 1. If you can't find the GM Cylinder Head that you're searching for, call us at 1-888-920-0052. com - Hot Rods - Musclecars - Project Cars - Farm Trucks Cylinder Head Casting Numbers for Small Block Chevrolet V8 Some cylinder head casting numbers for small block Chevrolet V8 engines (265-283-327-350-400). Used (normal wear), 3998993 heads . There are at least 6 Get the best deal for Chevrolet Car and Truck Cylinder Heads and Parts from the largest online selection at eBay. An aluminum head casting – distinguished by Chevy Bowtie logos at each end – and a valvetrain with high-rpm, LS-style beehive-type valve springs stretches the performance range of the heads to enable greater power at a higher rpm. Dec 12, 2018 · To help you answer that question, we have put together this cylinder head ID listing of Gen-I and Gen-II small-block Chevy heads. Engine Size (ci) chevy head casting numbers for Camaro, Corvette and stovebolt trucks. Jan 15, 2012 · The diagram above shows where each of the casting identifiers is located on the engine. 99. Call (952)854-5 seven eight six Extra info: these are aprox 75cc chambers ,there is no core charge. 6 Valves 333882 350-400 74-80 76cc 160 / 60cc Ports 340292 "Turbo" Angle Plug, 64cc, 2. 26275-762 CHEVY 350 HEADS - REMANUFACTURED ZERO MILES Original Cast Iron - Casting Number: 3998993 - Magnafluxed - Valves: 194/1. current. And when i looked them up, they just come up 94-96 alluminum head. 50 Exh Milodon stainless one piece valves Manley springs Summit guide plates -(new in packet not fitted) Trick flow push rods 7. Check this casting carefully to determine which features it may have. I'm doing the rebuild on a budget and so far so good. We offer a plethora of Sbc Cast Heads for your vehicle needs. Just clean them with some brake-clean and bolt them on. 5-inch exhaust valves. The price is for the heads out-the-door you don't need to bring any core heads. 7: OHV; MFI; aluminum heads, right hand dipstick, 1 piece rear Chevy Chevrolet small block V8 engine casting numbers - WaywardGarage. SBC Head Casting Numbers. Re: Runner volume chart for vintage SBC heads? Old Chevy High article? Lemme dig out an old book. 020" x 1. 2 years - 1999 cavalier casting head 1998 cylinder s-10 507 507 1998 s-10 cylinder gm cavalier - casting years 1999 chevy head 2. Port shape, chamber design, and valve size … Sbc Cast Heads. These are the basic smog heads. Flat top or dish pistons only, no gas ported pistons. I hope it helps you identify the Chevrolet engine parts you are working on. Alleen geregistreerde Members kunnen de topics bekijken. 50 76cc 10065207 305 … Nov 22, 2004 · Chevrolet SMALLBLOCK V-8 - HEADS Casting Numbers Hier vind je allerlei Technische Informatie welke betrekking heeft op diverse Amerikaanse auto's. blocks. 1989 Chevy 350 t. 19 intake, 1. 50 76cc 10065204 350 82-86 1. SO IF YOU HAVE CASTING # 706 AND WE SEND YOU AN 862 IT WILL BOLT UP PERFECT. No’s 1-7 have nonhardened exhaust valve seats which must be replaced for use with unleaded fuel. 041, 64cc, 2. Choose Group to View Cylinder Head Codes Select Cylinder Head Group ALL Head Codes 262, 265, 267 302, 305 or 307 302 Only 327 350 400 Chevelle V8 Cylinder Head Casting Numbers - 1964 through 1972. Apr 13, 2015 · The Vortec heads are a little bit lighter than the older heads and have a “kidney” or “heart” shaped combustion chamber that is more efficient than the double hump chamber. Chevy Vortec Cast Iron Cylinder Heads The Chevy Vortec head is an excellent choice for a variety of performance and race applications. This motor wil be going into a street stock type circle track race car. Brand New Chevy 350 5. Now, when the question “what heads are these, and will they work for me?” arises while walking around a swap meet, you can at least know what is sitting on the ground or table in front of you. Ready to bolt on. They provide a broad power range with ample low-end torque, excellent throttle response, good mid-range torque and enough top-end power to beat your competitors to the finish line! Cylinder Head ID Hier sind die Nummer für die Identifikation der Zylinderköpfe gelistet Small Block Casting numbers Casting Number CID Years Valves Comments 10065202 350 82-86 1. Looks like the smog head on the outside, but has racing head features like an extra-thick deck, screw-in rocker arm studs, and raised valve cover rails. Casting # Years made Valve Size chevy head casting numbers for Camaro, Corvette and stovebolt trucks. Chevrolet used the 3998991 from 1970 to 1976, and it was identical to the other heads except for its larger 74. Apr 18, 2013 · This finishes up the chambers, then goes into the "SCREW" or REAL vortec head design. $140. 2. 50 76cc 10065205 305 82-86 1. chevy head casting numbers for Camaro, Corvette and stovebolt trucks. Used (normal wear), Small block Chevy cylinder heads 68 - 76. Identificar cabezas motores chevy Jan 09, 2006 · Grasmo is correct. Casting # 3998993. Ever since the small-block Chevy was introduced 50 years ago, engineers, racers, and backyard hot rodders have delved into its cylinder heads in Mark the heads Right, Left, Front and Back, then make a cardboard box rack for the valves and keep each valve in it's original guide/seat place so lapping will be effective. 50. sbc casting numbers. 72-73307/350. 12480005 – LS Small Block V8 2000 LS1, GTZ, aluminum, 38cc chambers, 18' race head 10134363. Before the advent of the Sportsman II heads around the late 1980's the 993 was used by John Lingenfelter and other engine builders extensively for street/strip engines. 2 gm / chevy cavalier s-10 cylinder head 507 casting years 1998 - 1999 2. 1,300. were used. 2 gm /: $249. spring pressure is based on your cam specs Chevrolet Performance Bow Tie Cylinder Heads are an ideal combination of street drivability and drag strip performance. 350 Chevy Cylinder Heads Sold In Pairs Casting Cf007 After Market. 50 76cc 10065207 305 … Compression ratio checked using Whistler and cubic inches checked using pump, OR by visual inspection, such as part numbers, casting numbers and flat top or dish pistons (track option which method is used). 350. It is usually found on the top of the head in between two valves and the rocker arm studs. There should be a "camel double hump" casting design on each end of the head. 245. The 993 casting is a heavy casted head that came on the following: 3998993. 2 / 1968 Number Engine 3917291 300, 350 Horsepower 327 Cubic-Inch Engines 3917292 350 Horsepower 327 Cubic-Inch Engine 3917215 390 & 400 Horsepower 427 Cubic-Inch Engines 3919840 435 Horsepower 427 Cubic-Inch Engine (Cast Iron) 3919842 L88 & L89 (Aluminum) 1969 Number Engine … Continue reading → Jan 15, 2012 · The diagram above shows where each of the casting identifiers is located on the engine. Originally, the stock #906 casting head was available in two versions. Chevy Erson Sbc 350 383 Solid Ft Cylinder Head Top End Kit Built By Cpm. 5 inches - New valve guides as needed - New Rocker arm studs as needed - 3 angle valve job - All new valve stem seals - Springs pressure tested/shimmed - Head gasket surfaced Milled (Decked) Price: $250 - Will Not Drive To Meet Your search has found 231 GM Cylinder Heads. or is there more to these I have a pair of fuelie heads for sell. Cylinder Head ID Hier sind die Nummer für die Identifikation der Zylinderköpfe gelistet Small Block Casting numbers Casting Number CID Years Valves Comments 10065202 350 82-86 1. 72-inch intake and 1. CASTING# "Right angle" casting identifier, good HP head, no accessory holes, Buick/Chevy aluminum 10' head Welcome to Rods 'n' Sods, the most active and friendly UK Rod and Custom website. 049, 55cc, 2. The first available true aftermarket performance cylinder head, good for 30-70HP over stock, and emissions legal! Engines Limited provides classic Corvette owners with numbers matching engine rebuilding, block stamping, block broaching and searches for hard to locate parts. 906 vortec chamber 64 cc with gm casting number. The Vortec heads are a little bit lighter than the older heads and have a “kidney” or “heart” shaped combustion chamber that is more efficient than the double hump chamber. Casting numbers 3927185 an 3986338 are early low-rpm torque makers with 70-cc combustion chambers, 1. 02 intake. Automobile Parts and Service Toggle navigation Community Chevy Automotive Sales Inc. Make an offer! Chevy Casting Number identification including Block casting numbers, cylinder head casting numbers, Crankshaft and intake casting numbers. Get the free app. If your rules require the use of “open chamber” heads, the ‘441, ‘487 & ‘993 heads work the best. Make an offer! OfferUp is the simplest way to buy and sell locally. Chevrolet Small Block Casting Numbers. 06 Chevy Chevrolet small block V8 engine casting numbers - WaywardGarage. If you have more information or additional casting numbers please feel free to write! Chevy Small Block Head Casting Numbers C10 Trucks Library Chevy Small Block Head Casting Numbers - C10Trucks. PLEASE INCLUDE YOUR AREA CODE AND TELEPHONE NUMBER. 02  The easiest way to reference any production head is with the last three digits of its casting number. 200 cc intake runner size. He doesn't give actual numbers, but Brian sounds right. 75cc chambers 3998993. gm chevy / 2. Aluminum Olds/Chevy DRCE 3 "Pro Stock" for blocks with 4. Since this was a low-buck cylinder head test, we decided to use our budget small block 350 Slayer engine from Chevrolet Small Block Casting Numbers. 030 over, 10:1 comp, 3998993 heads, C3BX edelbrock intake, comp cams XE268, Holley 670 SA, long tube headers, dual flow 40's, E-fan, Alum rad, currently under the knife getting shortened and bagged build thread 41 3/4 ton (wife's)-flatbed, fully restored to original Chevrolet Head Casting Number Reference Small Blocks 330545 350 73 Corvette 76cc 2. 00 casting # 3998993 looked it up and came up as crate motor head 75cc from 1972 text Chris 714-3747 . intake valve, exhaust valve. screw in studs & guide plates. 60 exhaust. 75. 5 inches - New valve guides as needed - New Rocker arm studs as needed - 3 angle valve job - All new valve stem seals - Springs pressure tested/shimmed - Head gasket surfaced Milled (Decked) Price: $250 - Will Not Drive To Meet small block Chevy heads 200. BLOCK CASTING CRANK CASTING HEAD CASTING; 1: 3973487 333882 3998993 3986339 3998991: 17: 350 5. 72 1. 50 Chevy Small Block V8, Cast Iron, Natural, 170cc - 179cc Intake Runner Volume Range Find Chevy 350 Remanufactured Cylinder Heads on sale here with the largest choice of Chevy 350 Remanufactured Cylinder Heads anywhere online. b. YEARS, CASTING#, CID, Intake, Exhaust, CC, COMMENTS. In 1989, Chevy introduced the 18-degree Bow Tie aluminum head that shifted the valve-angle vertically, while simultaneously raising the intake port to take advantage of this angle. I can get the heads for free on a trade. General Motors identifies its small-block Chevy cylinder heads with both casting numbers and casting marks. Small Block Chevy Cylinder Head Identification. There are at least 6 Find Chevy 350 Remanufactured Cylinder Heads on sale here with the largest choice of Chevy 350 Remanufactured Cylinder Heads anywhere online. well it was only supposed to be the engine for i like 200, got to his house he used to be a mechanic and i guess he was moving cause he loaded my truck with nothing but Chevy truck parts, wheel trim, bed rails, a door or two, the engine, a steering column, dash clusters and accessory brackets then he handed me on set of heads he didn't Aug 12, 2017 · Decoding the casting date is simple. This site is for Corvette C3 enthusiasts and has lots of information pertaining to Corvettes built between 1968 and 1982 Dec 12, 2018 · To help you answer that question, we have put together this cylinder head ID listing of Gen-I and Gen-II small-block Chevy heads. 6 valves , screwin studs and guideplates ,bigger spring pockets,downcut guides ,it would be smart to open up the pushrod holes, and THEN THE 30HRS OF PORT AND BOWL WORK!! Those heads were used with the target crate engines, and are one of the better (heavy weight) heads chevy made in the 75-76 cc range. 94" Engines from the 60's had flat top pistons, small chambers, big valves, high lift cams, high compression, more HP. handy for class racing like NHRA Stock Eliminator where you are restricted to using only certain casting numbers. Gasket set, Bolts, Water Pump, Thermostat, Timing Kit, Belts, Hoses. The numbers are from our in-house flow bench. 1971-73, 330862  An aluminum head casting – distinguished by Chevy Bowtie logos at each end – and a valvetrain with high-rpm, LS-style beehive-type valve springs stretches  Small Block Chevrolet Cylinder Head casting numbers /minuit10 / corvette /head chevy /corvette l82. 20 -(new in packet) Crane energizer roller rockers- (not fitted) Chevy Double Hump Fuelie Heads The “double hump” or “fuelie” heads have been around since the 1960’s. These are very good air flowing sought after casting number 3998993 or 993 for short. 94-inch intake valves and 1. They are still used in a variety of applications. 5: 333881: 1971 / 76: 350: 165, 270 hp: 333882: 1970 / 77: 350 / 400: CFM Inlet 137 Chevelle V8 Cylinder Head Casting Numbers - 1964 through 1972. The advantage of the valve angle Chevrolet Performance’s Fast-Burn 23-degree cylinder heads deliver maximum performance for Small-Block engines. Chevy Casting Number identification including Block casting numbers, cylinder head casting numbers, Crankshaft and intake casting numbers. SOME of the 461s had 2. 1971-75: 330545 307,350 1. pdf), Text File (. 487 casting. 5:1. 65cc,70cc it could be anything. com. Choose Group to View Cylinder Head Codes Select Cylinder Head Group ALL Head Codes 262, 265, 267 302, 305 or 307 302 Only 327 350 400 This is probably the best cylinder head casting that Chevrolet has ever produced for a production small block Chevy. No more searching junkyards looking for cylinder heads for your motor. 56-cc combustion chamber. Unfollow chevy 350 head to stop getting updates on your eBay Feed. Sbc Cast Heads. #1---Head Flow Charts & Comparisons : 12/23/2019: There are enough flow numbers on our website to keep everyone busy for a while. The primary appeal was that the intake ports were slightly larger than a std. My block is a 350 block. This also shows the original shape, and how it needs to be altered to make MORE mid-range torque and better Re: 3973487# LT-1 heads? are these heads any good 09-24-02 02:09 PM - Post# 125578 In response to cgrandahl64 They were made in the early 70's and have better ports than many of the later production heads at least as far as 350 heads with 76cc chambers. Large intake & exhaust runners like double hump head Extra-thick decks and walls for improved CHEVY SMALLBLOCK HEADS CASTING NUMBERS. Jan 17, 2011 · That's odd as the head I have here in my shop has the center intake bolt holes on the different angle and I can't recall ever seeing a 217 or its sister casting the 083 with a different intake bolt configuration. The 993 is a 'heavy' casting 76cc chamber head that is actually not bad for performance work. Used generally in '68. I know that Chevy Casting Numbers are on several sites on the World Wide Web but I thought it would be a good idea to list them here too. For the month, A=Jan, B=Feb and so on. If restoration is your goal, your choice is limited to locating the correct casting for your original engine. There is also a 461X casting as well, same deal but better & with smaller chambers than the 461. 5 ton trucks Note: the 1933&1934 837231 Heads have the same casting for both years, but a different part number in each year. The L31 Vortec comes in two different casting numbers, 10239906 (#906) or 12558062 (#062). 02" intake valves, others had the 1. chevy head casting 3998983

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