882 sbc heads

May 26, 2021 · Porting small block chevy 882 casting cylinder heads. I am not a professional, just trying out a little bit of porting. I open up the intake port, exhaust po...

if your serious about building a high rpm screaming sbc I can,t think of anything Ive built or seen built that sounds better or pulls harder than a PROPERLY BUILT 377 , thats a 400 block with a 350 crank, it will spin at 7000rpm quite happily with a decent solid lifter valve train and the extra cubes more than compensates for the slight rpm ...OEM GM 3890462 Cylinder Heads Small Block Chevy Camel Hump 1966- 1967 Hi Perf. Opens in a new window or tab. Pre-Owned. 5.0 out of 5 stars. 1 product rating - OEM GM 3890462 Cylinder Heads Small Block Chevy Camel Hump 1966- 1967 Hi Perf. $695.00. or Best Offer +$88.85 shipping. 24 watchers.Description: 71-82 Chevy SBC 400 882/997 Cylinder Head. Upgrade your Chevy small block engine with our Remanufactured 71-82 Chevy SBC 400 882/997 Cylinder Head. …Rebuilding Cylinder Heads The Right Way Proper installation of valvesprings includes checking the valvesprings for seat and open pressure and setting the installed height. For a small-block Chevy street head, this is usually 1.700 inches. Shims can be used underneath the springs to decrease the installed height if necessary.on a 327 w/76cc, you'd need a heck of a dome to get the comp over 9:1. Such a piston would shrould the valves badly, reduce flow and VE, and probably be prone to pinging. you'd be way better off with a 64cc head and a flat top or 1/8" dome piston. JimM's firstgens.com Camaro Board.Getting more flow without bigger valves or lot's of portingHere are some things Ive done on the "help me build it series" DNA Aluminum heads.The heads are th...- SBC Cylinder Head Info - I've compiled the following information on SBC Cylinder heads to help compare them. ... GM Vortec Bow-Tie Large Port-- GM 882-- GM 441-- GM 462-- GM LT1 372. GM L98 Vette-- GM LT4-- GM LS1. Holley System Max. Patriot Performance. Pro Top Line (Lightning) ...This head is perfect for 3.875" and 4" stroke SBC engine combinations and for the customer that wants a 650HP+ small block Chevy! These heads, as-cast, are 237cc and come with a 2.15" intake valve and 1.6" exhaust valve inside the 70cc combustion chamber. The head is a 40/60 valve location and uses 23° valvetrain components.

Could that itchy, tickly feeling on your head be head lice? Learn about these tiny insects, such as how to tell if you have them, and how to treat it. Head lice are tiny insects th...4059 posts · Joined 2002. #2 · Jan 24, 2006. I would go for the 492. It is a "camel hump" head with 64cc combustion chamber (1970 LT1 head). The 882 is a smogger head with 76 cc combustion chamber. May or may not have big valves. Reputation of propensity to crack. Trees. Like.487 and 993 are best 76cc heads, followed by the 882 that came out in 74. The 624 from about 78 on is total crap. ... Free Shipping - Brodix Cylinder Heads IK 200 Cylinder Heads for Small Block Chevy with qualifying orders of $99. Shop Cylinder Heads at Summit Racing. www.summitracing.comThe block casting # is 3970010 indicating a 350 and the ID code is V0219ZBA indicating and engine made in Flint, MI on 02 February and ZBA is the L-82 code for 1979. The heads on the engine have this casting: GM 42 then under that 3888883 then under that D2 42. None of the websites I have searched list the 3888883 heads although some people ...3) A Holley 750 CFM carb. 4) A set of long tube 1-5/8th headers but 1-3/4qtr makes this easier. 5) Scoggin Dickey modified Vortec heads or equivalent with some mild port cleaning. 6) .019 inch thick shim style head gasket. 7) 1.6 rockers on the intake, maybe 1.6s on the exhausts as well.Spread Port. AFR's 220cc "Race Ready" and "Competition" heads feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings and high quality components throughout. This is AFR's largest, best flowing head for use with conventional rocker arms. Recommended for race applications or radical "Pro Street" style builds. Included Components.

406, Dart Pro 1 aluminum heads, Comp 294s solid,Eagle rotating assembly with 6.0" rods,JE forged pistons,Edelbrock RPM intake with Holley 750 HP, all MSD ignition, Torco 3500 stall. That is a great web sight. Already checked there though. The 14102193's are off a 94 3/4 ton Chevy 350.What GVX stated is the same thing that people stated about the 305 heads. I played with 492, 041, 186, 624, 882, 461, 462, 450,193, the list goes on and on and my favorite out of all is the #601 305 head ... twist right up 7000+ rpm with smallish cams. quickest set I done with 91 octane in a daily driver 350 was 11.50's 76 chevy stepside.124 posts · Joined 2009. #1 · Sep 11, 2010 (Edited) Hi, I read in a restoration book that pre- 69 SBC engines did not have accessory holes in the front of them. If that is true then my heads are most likely not 327 heads. I have done some number decoding and my rear end came from a 68. The powerglide numbers match up and looks to be original.Jun 8, 2021 · To determine what type of heads are on your small block Chevy, take a look at the illustrations below for 'Early' or 'Late' Style, Aftermarket Aluminum SBC heads, Aftermarket Cast Iron heads, and other SBC cylinder heads. Text descriptions of the heads can also find text descriptions for each head type under the respective headings. Knowing the ...I have 882 heads, ported, milled, 2.02/1.96 valves, 3 angle valve job with .50" lift springs and 1.52 rockers. I haven't dyno'd yet but I'm assuming ballpark of 350-400hp. ... All 23-deg 2-valve gen-1 SBC heads are hitting a ceiling of roughly 300CFM flow (28" water) on the intake side, with a port volume in the rough vicinity of 200cc. And of ...4636 posts · Joined 2005. #2 · Dec 24, 2009. I went through this thought process a few years back when the E heads where new. I basically settled on the Performer RPM heads. Main reason was a more conventional appearance (mine's a resto mod). If you are looking at new heads and manifold, why not step up to the new technology design.

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The 993 heads are nothing great, just a basic SBC head. Had a set on my last 350 and almost on my latest but one was cracked. The 993 heads have a 75/76cc chamber with 1.90 and 1.6 valves. Small runners and very flow limiting at higher rpms. You "may" be able to squeeze 350hp out of it but it would be tough.882 heads with rockers from a running engine $50 obo. Marketplace ...The 3970010 block casting number was used from 1969-1979.... But the "AAB" code narrows it down to the 1976 model C-60 (big truck chassis) like a grain truck, heating oil delivery truck, Fire tanker truck, etc. So block is a 1976. Listed as 8.5-1, but will actually measure out a bit lower than that, more like 8.1-8.2:1.FULL RESULTS & VIDEO! 2 TESTS! 350 VORTEC HEAD & CAM UPGRADE. UPGRADING THE LEGENDARY L82 WITH ALUM HEADS & CAM. Are the junkyard Vortec heads the best bang ...Per the '70 Chevy service manual, the spec was R43 for the 307 and R44 for all the 350's except LT-1 which was R43. Strange maybe but true. Ive always had good luck with R44TS plugs, which is for heads with tapered seat plugs (the "T" is for tapered seat). If your heads need gasketed plugs it would need R44 or R44S (the "S" is for extended tip).

Tom Mobley. 25548 posts · Joined 1998. #3 · Apr 25, 2005. I've seen a couple deals where guys were going put 2.02 327 heads on a 283, the intake valves hit the block. I've heard of, but haven't seen personally, guys doing this swap and getting away with it. I'd stick the heads on the bare block, look up through the bottom, run the valves up ...with 10.5:1 cr, a compcam 292H, proper valve springs, headers, performer rpm intake, and a holley 750, those heads could make 380 to 400hp. But you would also need 4.11 gears and a 3000 rpm stall converter. That same engine with a set of dart 200cc iron eagles or a set of 195 afr's would make 450hp. Like.About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ...Head gasket repair can be an expensive, but necessary repair for your vehicle. Knowing the average cost of a head gasket repair can help you budget and plan for this important main...FULL RESULTS & VIDEO! 2 TESTS! 350 VORTEC HEAD & CAM UPGRADE. UPGRADING THE LEGENDARY L82 WITH ALUM HEADS & CAM. Are the junkyard Vortec heads the …By "heavy casting", I mean it is a good thick casting not prone to cracking, like the 882 or 624. Definitely keepers.:yes: The trick here will be to see if a hardened exhaust seat can be installed. I have installed hard seats in heads that looked like that. It all depends on the expertise of the machinist. The guide can also be replaced.heads and cam Well for starters the 882 heads have a large chamber size of 76cc and they flow alright but hurt the compression of down to about 8.3 to 8.6 which sucks and hurts performance which also limits a great cam, so for a just cam swap with a heavier truck as the Elky is with not to much of a stall I would probably limit cam to a 268 hyd from Comp, have installed quite a few with about ...FULL RESULTS & VIDEO! 2 TESTS! 350 VORTEC HEAD & CAM UPGRADE. UPGRADING THE LEGENDARY L82 WITH ALUM HEADS & CAM. Are the junkyard Vortec heads the …

Published on February 4, 2024 at 2:17 pm by Mr Carter - Last Updated on February 5, 2024 at 12:00 pm. You can learn here the Small Block Chevrolet engine's special codes called SBC head-casting numbers. These codes have much information about the cylinder head's features and origin.

1150 posts · Joined 2009. #16 · Dec 12, 2009. 1.85" x 1.90" = 3.5 sq". To get the same cross sectional area, you would need a 2.12" ID primary tube. It does intuitively seem similar to putting a square port intake manifold on oval port heads.Came off of a Running 1974n Chevy C-10 w/ 350 V-8.... A Pair of "882" Chevy 350 Heads for sale. Will Need to be Cleaned up & Machined... Located in Houston, Texas. $200.00 ThanksA big block Chevy (BBC) or small block Chevy (SBC) head is readily recognized by most, as are MOPAR Hemi heads, small block Ford (SBF) heads, and depending on experience and engine preferences, others as well. ... c/n 882. Large chamber (76 cc nominal), hardened exhaust valve seats, compromised intake port (1971-'76 350/400 cid). One of the ...GM 350 5.7 V8 Cylinder HeadPart#: K380CONE (1) Complete New Cylinder Head Year: 1969-87Models: TruckEngine Size: 4.8 5.3L V8Cast #: 624, 882, 114, 388The 3970010 block casting number was used from 1969-1979.... But the "AAB" code narrows it down to the 1976 model C-60 (big truck chassis) like a grain truck, heating oil delivery truck, Fire tanker truck, etc. So block is a 1976. Listed as 8.5-1, but will actually measure out a bit lower than that, more like 8.1-8.2:1.Jun 7, 2006 · This aluminum head was used on the Corvette TPI engines from the mid-Eighties until the LT-1 1992 motors were introduced. The 882-iron head out-flowed this head across the board. This piece is not our first choice for a performance head considering that the largest valve this head fits is a 2.00/1.55-inch combination and it has a 58cc chamber."Don't forget to follow us on Facebook, and if you run a website or write for a blog, please link to our site! 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.

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The only ones I ever saw were angle plug - the 492 head was available in straight or angle plug. The 492 was the over the counter replacement for the "camel hump" heads. The 292 was indeed the "turbo" head. These heads were used on just about every small block race engine from the 70s to the mid 80s. Popularized by Smokey Yunick and Bill Jenkins.The Brodix Small Block Chevy -18X Series Aluminum Cylinder Heads offer the best of both worlds, 18-degree horsepower without using expensive shaft rockers or offset lifters. This head offers a dramatic horsepower increase over the previous 23° cylinder head. Several advantages of the -18X are intake ports that flow over 320 cfm out-of-the-box ...Has anyone out there upgraded their Gen-I SBC from the old '882 castings emmissions heads to GMPP L31 Vortecs ( '062 castings ) ? A couple of things that no one ever mentioned, and that I haven't read in any of the 480 or so postings I've read about this type of conversion: The temp sender is not the same size as the original 882 temp sender hole on the L-31's - It's 3/8" npt.Grumpy? Ive got a LT4 Hot Cam (hydraulic roller cam and lifters that are in good condition ,donated by a friend when he upgraded to a more radical isky cam,I want to use in my 383 build with stock 882 Heads and With new valve springs, will the stock 882 sbc heads be able to handle the lift of the LT4 Hot Cam on 1.5 RR?Time was when the yardstick for a performance engine was 1 horsepower per cubic inch. Applied to our 350, that would equate to an even 350 horsepower. We know from experience that it is possible ...The 882 was #5 of the five castings tested, and casting 041 was the best. I seem to remember 993's were second best. The 041 is a heavy cast head with 64cc. The 882's and 993's are 76cc. The 882 is OK, not the best or the worst of small block chevy performance heads. dave.Getting more flow without bigger valves or lot's of portingHere are some things Ive done on the "help me build it series" DNA Aluminum heads.The heads are th...These smaller chamber heads had better flowing ports than the later 441 or 882 castings.Save seller. Joined Oct 2023. Find many great new & used options and get the best deals for Small block Chevy 350 heads 882 fresh at the best online prices at eBay! Free shipping for many products!I went to do my first valve spring upgrade today on my 882 sbc heads. My new springs are rated at 110lbs at 1.710" and 305lbs at .500 lift.I bought the proper valve spring height micrometer but when I went to do my first valve I found that I needed four .060" shims and one .030" shim to get to the installed 1.710 valve height.sbc heads. Jump to Latest Follow ... I am looking a good set of heads for our psv8 dirt car we are runing a 355 with a 420/420 lift cam 882 heads with 500 lift valve springs 1.94 intake and 1.500 exhaust. I just want to now if there is a better head. This is our head rule if that will help.camshaft selection and why.. b-mod race car. chevy flat top 350. 882 non ported heads only. 4412 holley 2bbl edelbrock preformer intake only. has to be a flat tappet cam only. which cam profile would … read more ….

I will be replaceing valve springs on a chevy 350, 882 heads using comp cams Xe274 - .490 lift. What valve springs should I get and what diameter? Is 1.222 the stock diameter? Should i get that Diameter then? or should i get 1.250 or bigger? Does it make a difference? I was thinking about these becouse their cheap Erson Performence …Aug 15, 2013 · max valve lift on stock 882 heads. Hello I have been looking all over the place and can't seem to find it out. I am trying to find out if I can run Summit cam SUM-1102 with .421/.444 lift and 204/214 Duration and 112 lobe sep. The heads I am running are stock 882 casting heads with 1.5 rockers. There is a top end change planned for the spring ...The car has a very mild 383; 8.5-9.0 scr, stock heads, q-jet with stock manifold, stock exhaust manifolds with dual exhaust (no cats),700R automatic, 3.42 gears. He was wanting a daily driver that got acceptable mpg. THe low speed and mid range power is very responsive, very good power. It is pretty much done by 5000 rpms though.Could that itchy, tickly feeling on your head be head lice? Learn about these tiny insects, such as how to tell if you have them, and how to treat it. Head lice are tiny insects th...The 292 heads were designed around 1970 and are based on the traditional SBC head at the time which had a water port in between the intake spring seat and the intake bowl. This made the intake bowl around .200 to .300 more shallow than a standard modern performance SBC head which deleted this water port.With 882 heads (76cc chambers) it ran low 14's in the 1/4 mile with speeds in the low 90's. Swapping to a set of box-stock Dart IE 180's ... ported..for those who chase numbers..those are good numbers..he had those SBC heads flowing what my BBC 781 bowl ported heads flowed. ...Feb 4, 2014 · Al Covin 's book CHEVY BY THE NUMBERS notes/verifies this oddity of the 881 & 882 Castings being excactly the same late in the 1974 year . Just sold an extra set of the good 2.02 /882 cast heads . Many times the nicer HP 882 heads can be picked up cheap as people don't realize which version they have."according to a book i have on chevy small blocks they say the 441 is a very good head, good casting, and was basically the first step away from a high performance head with the increased chamber size (decreased compression). the same book says that if you buy an engine that has 882 heads they should be discarded.Chevrolet Small Block Head Casting Numbers. Aluminum, LT5, ZR1, DOHC, 32-Valve, drivers Side. This casting # has been used in many different versions of this aluminum 18′ and 15′ Bowtie race head. Different chamber volumes, port volumes, port locations, valve sizes, etc. were used. Check this casting carefully to determine which features it ... 882 sbc heads, chevymastermind said: I have a set of Chevy heads with a casting number of 333882, with 1.94 Heads, i am hoping to make 350-375HP with them. the engine is a 350 Steel crank, 4 bolt main, 9.5:1 compression ratio with these heads, comp cams .480/.480 lift with 230/230 Duration at 0.50, 600cfm edelbrock carb, Performer RPM intake, headers with ..., 882 sbc heads no work done on heads $550 OBO come get them now. Must pick up SBC HEADS - Car Engines & Engine Parts - Fort McCoy, Florida | Facebook Marketplace, Aug 15, 2012 · 207 posts · Joined 2012. #17 · Aug 18, 2012. I have a similar set up. Rebuilt 350, flat top pistons, 882 heads, street dominator intake, holley 650 carb, but i went with the comp thumper cams and a rebuilt 700r4 with alto red clutches. Stall is between 1700 and 2000. Oh and full length headman headers., Per the '70 Chevy service manual, the spec was R43 for the 307 and R44 for all the 350's except LT-1 which was R43. Strange maybe but true. Ive always had good luck with R44TS plugs, which is for heads with tapered seat plugs (the "T" is for tapered seat). If your heads need gasketed plugs it would need R44 or R44S (the "S" is for extended tip)., 487 Chevy Heads. Found out one of my 882 heads was cracked in the valve seat area. My boss has a set of 487 heads that were run on a race car engine for one season. They are equipped with 2.02, 1.60 valves. Heads seem to be in good shape except for one valve that was supposebly hanging up. He wants $200 for them., Published: Jul 1, 2009. Some people think that angle plug heads produce more power than straight plug heads. This common misconception is not true! In reality, the ONLY benefit to angled plug heads is to provide more spark plug boot clearance with some header designs. The idea of these designs producing more power came from some early angle ..., Engine Size: 6.6L - 400ci - V8. Description: 71-82 Chevy SBC 400 882/997 Cylinder Head. Upgrade your Chevy small block engine with our Remanufactured 71-82 Chevy SBC 400 882/997 Cylinder Head. Designed to exceed OEM specifications, these cylinder heads are a perfect fit for your 6.6L - 400ci - V8 engine. With the part number ALL-20201, you can ..., The 292 was indeed the "turbo" head. These heads were used on just about every small block race engine from the 70s to the mid 80s. Popularized by Smokey Yunick and Bill Jenkins. They had better shaped ports than a camel hump, not a lot bigger though, and a slightly better combustion chamber., Al Covin 's book CHEVY BY THE NUMBERS notes/verifies this oddity of the 881 & 882 Castings being excactly the same late in the 1974 year . Just sold an extra set of the good 2.02 /882 cast heads . Many times the nicer HP 882 heads can be picked up cheap as people don't realize which version they have.", Mar 28, 2003 · pcesak Discussion starter. 66 posts · Joined 2002. #1 · Mar 28, 2003. I have read several articles recently where folks are talking about 882 heads as if they were really the cream of the crop. I assume that the 882 refers to the serial number 333882. But,from the Chevy mania website that has sbc serial numbers, they say these heads are ..., camshaft selection and why.. b-mod race car. chevy flat top 350. 882 non ported heads only. 4412 holley 2bbl edelbrock preformer intake only. has to be a flat tappet cam only. which cam profile would … read more, Save seller. Joined Oct 2023. Find many great new & used options and get the best deals for Small block Chevy 350 heads 882 fresh at the best online prices at eBay! Free shipping for many products!, 291vs.882 heads. Put the humps on--they are better heads, if you can deal with no holes in them. I put on old power pack 283 60cc chamber, small valve heads, and man, wow!!! The 882 heads were low compression, smog heads, heavy duty castings. They were one of the last, true good casting heads chevy made, besides the 487 and 487X heads., 882 heads off a 400 sbc they do have steam holes in them. 882 heads off a 400 sbc they do have steam holes in them · This listing is far from your current location. See listings near me. Sbc 882 heads. $150 $250. Hobbies › Car Engines & Parts. Listed a year ago in Barnhart, MO ..., REBUILT SBC 2.02 # 882 CHEVY # 333882 DATE MATCHED L-82 CYLINDER HEADS HP350. Opens in a new window or tab. Remanufactured. $595.00. cscylinderheadshop (1,739) 100%. ... OEM GM 3782461 Cylinder Heads Small Block Chevy Camel Hump 1965 2.02 1.60 Fuelie. Opens in a new window or tab. Pre-Owned., Chevrolet Performance’s Fast-Burn 23-degree cylinder heads deliver maximum performance for Small-Block engines. 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 …, 203 cfm. GM 882 Iron The smallest of the GM heads we tested at only 151 cc, the 882, turned out to be the best-flowing of the early iron heads. This head was tested with the 1.94/1.50 valves. But ..., May 26, 2021 · Porting small block chevy 882 casting cylinder heads. I am not a professional, just trying out a little bit of porting. I open up the intake port, exhaust po..., The casting date of the heads on my engine were one day before the stamped assembly date on the engine. Tonowanda did all the casting of blocks, heads, and manifolds, plus the machining, and assembly of the engines. As long as the cast components are dated prior to the stamped assembly date you would be date correct., This head is engraved and serial numbered by Engine Quest for IMCAs Sport Mods, Stock Cars, and Hobby Stocks. Now approved for WISSOTA Midwest Mods and Street Stocks. Assembled heads will include the following: 3/8" screw in studs # 915-99156 76 cc combustion chamber 176-178 cc intake runners Straight plug 1.94/1.50 intake/exhaust valves #910-14140-1 & 910-14145-1 Available bare or assembled ..., Review (MPN # 338882 for sale) GM Chevy Chevrolet Heads Sbc Complete 882 Block Small compatible with CHEVY CHEVROLET CORVETTE 350. The date codes looks to me to read I 15 5 on each head which translates to Sept the new outbreak signature series chrome valve covers are not included but are available in a separate offer. They are complete with ..., there both big chamber smog heads, 993`s came on 307`s and 350`s, and the later made in mexico GM target master engine, If memorey serves me they came with 1.94 valves on the 350, 1.71 valves on a 307. the 993 is a heavy casting. the 882`s have the best ports of the smogger heads, there biggest down fall is there light and prone to cracking, I`d keep the 882`s until I found a better set of ..., This head is perfect for 3.875" and 4" stroke SBC engine combinations and for the customer that wants a 650HP+ small block Chevy! These heads, as-cast, are 237cc and come with a 2.15" intake valve and 1.6" exhaust valve inside the 70cc combustion chamber. The head is a 40/60 valve location and uses 23° valvetrain components., The intake valve sizing is 1.92 for the base engine the 2.02 for the LT-1 engine. These heads were used in various SB Chevy's for the 72-73 production years. Actually a good piece of equipment for the time! Flow rates and runner size I have never found. Good Luck and :cheers: Mark :chevy, punisher55. 149 posts · Joined 2009. #16 · Oct 16, 2009. That 400 with a dishtop piston is usually around 10 to 1 or 10.5 to 1 compression with 64 cc heads. That is figuring a 12.5 cc dish which is what most of them had. That is borderline with pump gas. Use 93 octane and some octane boost to be safe., 76cc heads. Edelbrock performer #2102 cam lift int .420"/exh .442". Edelbrock performer 1406 600cfm carb. Edelbrock 2101 performer intake. Stock 5.7" rods. Standard Fel-pro head gasket. I plan on having the machine shop bore and hone the cylinders (probably to .030 over but I won't know until they check it out), align-bore the …, Ok, 355 ci small block, running 8:1 trw turbo pistons, stock rods, Eagle forged crank. Dual rate, small cam in the 460's range for lift if memory serves. ... What blower heads for a sbc? get some 882's, port them and put in lightweight valve train. best bang for the buck Gen1 SBC head ever. Comment. Post Cancel. 1FastMopar. Hero BangShifter., Sometimes we all need to rest our weary head, take pause and simply sit for a moment. It may not look pretty. We may look a mess. But, we are... Edit Your Post Published by Hang in..., Cylinder Head Flow Data At 28" H2O Chevy Manufacturer /Part Number Port/Vol Intake / Exhaust Valve Size Intake / Exhaust Combust. Chamber Volume.100" Intake / Exhaust.200" Intake / Exhaust.300" Intake / Exhaust.400" Intake / Exhaust.500" Intake / Exhaust.600" Intake / Exhaust.700" Intake / Exhaust.800" Intake / Exhaust.900" Intake / Exhaust 1. ..., Gm 487 /441and 882 SBC cylinder heads -. $300. I have five sets of SBC heads, all of which have undergone hot vatting, cleaning, and magnafluxing to detect cracks. The sets include one set of 441 heads, two sets of 487 heads, and two sets of 882 heads. They have all been thoroughly inspected by a reputable high-performance machine shop and are ..., A family trip to Hilton Head can result in timeless memories. Here's how to make that vacation happen. Update: Some offers mentioned below are no longer available. View the current..., This head is perfect for 3.875" and 4" stroke SBC engine combinations and for the customer that wants a 650HP+ small block Chevy! These heads, as-cast, are 237cc and come with a 2.15" intake valve and 1.6" exhaust valve inside the 70cc combustion chamber. The head is a 40/60 valve location and uses 23° valvetrain components., 350 Chevy-Weiand vs Heads/Cam vs RPM Air Gap The next upgrade involved a cam change and ported cylinder heads. Previous testing had shown that the Comp COMP PE246 cam alone can be worth 30-35 horsepower, but the combination of the ported 882 heads and PE246 cam increased the power output of the small- block to 341 hp and 401 lb-ft of torque.