If your rules require the use of "open chamber" heads, the '441, '487 & '993 heads work the best. While these heads are not available new from Chevrolet, we have a good supply. We can also modify your open chamber heads. Our " Undercover Porting " will improve the air flow of stock open chamber heads from 203 cfm intake and 142 ...Sep 1, 2023 · These heads were used during the '60s and '70s on various performance engines. Casting number "462" fuelie heads. 462 is the most-used SBC head casting number out there- at least six different SBC cylinder head casting numbers end in 462, according to 'the books': 3767462 3782462 3814462 3890462 3891462 3990462SBC Thick Head Gaskets - NEED HELP!! Discussion in 'The Hokey Ass Message Board' started by modifieddriver, Oct 11, 2008. ... I'm in the middle of building a 383 SBC for my '47 Ford sedan delivery. I cc'd my #882 heads (76cc) and Speed Pro piston valve reliefs (4cc). I still have to measure the deck clearance, but based upon the machine work ...Apr 16, 2008 · 1973 heads would be the 993's for the 1.94's and did not have the hard seats or at least wasn't good enough to tell. I've done dozens of them and they are soft. 882's did have the inducted seats but are crappy heads. The problem with the factory seats is they get hairline cracks and eventually crack all the way.882 or 193 Heads. I have a 350 sbc in a 1979 camaro with a close ratio 4 speed manual with 308 posi. The engine not quite sure on the cam size but it has 882 heads, performer intake, 1" carb spacer and i have either a holley 600 or carter AFB, long tube headers with true duals only 2.25" exhaust.75 cc heads, .025 deck, .015 gasket, 4cc of valve relief, just over 9.3 : 1. If you mill the heads flat .030, that will remove between 4 and 5 ccs, everything will bolt up as stock. If you run the thin head gaskets and mill the heads, mill the intake side roughly .030 on the heads as well to assure easy intake bolt up.The heads are dated D95 & H1575 (April 9, 1975 & August 15, 1975). Heads have 76cc combustion chambers with 8 new 2.02 stainless intake and 8 new 1.60 stainless exhaust valves. The 882 is one of the best open chamber cylinder heads of the 1970’s. Heads have been hot tanked, shot blasted, and magnafluxed.A quick test of eight pairs of small block Chevy heads priced at less than $1,000 to find the best small block Chevy heads on a budget.882's are the "Best" of the worst heads. They are the heavy weight casting. As noted, they are crack prone thru the center exhaust seats. They will flow fairly well if …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 …There was nothing wrong with my 882's they just do not make any power. Poor restrictive ports, crappy chamber. If you want more than 325 HP skip the 882's. The 882 heads have nothing going for them. If you want to port a large chamber smog era head do a 920 or 487 or 441 head. They are a lot better than the 882.305 Heads casting #081. I have a set of 081 heads that have been completely rebuilt that I would like to put on my 350 that has been punched 020 over with flat top pistons. I am thinking that my compression is going to be over 12.1 ratio. can some one tell me if I am correct or not?I’ve also got some early 882’s, 441’s, and maybe a set of 993’s. 624’s and later 882’s go directly into the scrap metal pile. I might also still have a pair of 642’s off a ‘77 400 van motor but they are 1.72/1.50’s. I’ve also got a couple pairs of 601 305 heads that might be a decent option with dished pistons.Sep 18, 2017 · 327 Chevy small block has 882 heads. My engine had 882 heads when I sent it to the rebuilder. He installed a mild upgraded cam and bored .30 over. I have an opportunity to buy a set of LT1 iron heads casting #3973487 said to be off a 350 Corvette.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.Re: 882 heads. I will read to ya , exactly how its written in this book on interchange numbers: In 1975 , a lighter cast head was released sporting 1.94I and 1.50E valves: the casting number was 333882. the 882 heads were installed on the 350 ci. and 400 ci engines (400 heads had steam holes). The 882 castings had a double heat-riser passage ...Good condition pulled from good running engine, there is a blemish next to an exhaust valve but doesn't seem to into the seat. don't have a use for them anymore and they're taking up space.The heads are aluminum but what is the limit with pump gas. AFR does make a very effecient head but that and 91 octane will only go so far. Is anyone running a similar combo and with what compression ratio? With this roller cam and heads on a 350 Iam running 9.8:1 with no problems even on 87 octane.CLEAR ALL. SBC SB Chevrolet 350 IMCA Assembled Heads 1969 - 1985- Part #EQ-CH350AA. Universal, Intake Runner 178cc, Combustion Chamber 76cc, With Heat Riser, 69-86 Intake Manifold Bolt Pattern, 7-Bolt Hole Exhaust Mounting, Straight Spark Plug, Perimeter Valve Cover Holes - ASSEMBLED. Made from the highest grade cast iron.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...383 Stroker. -5cc flat top pistons. w/ 64CC heads (pro comp aluminum) estimated compression from Eagle (bottom end) is 10.7:1. I think (??) the recommended plugs for the aluminum heads are Champion RC12YC (Autolite 3924); however the current plugs are a hotter plug Champion RC14YC (Autolite 3926). These plugs are a gasketed, .750" reach plug.Jun 2, 2011 · The 993 casting is a better casting then the 882. They are both 76cc smog heads, but the 993 casting is a little thicker casting and less prone to cracking. The 993 ports are better then the 882 port and they clean up nice. 350hp on a 350 cubic inch small block is easy to do with these heads.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.The connecting rods are 5.7 Eagle forged steel and 4340 Eagle forged crankshaft. The heads are Dart Iron Eagle's Cast Iron with 200 cc runners and 72 combustion chambers. Speed Pro says that with connecting rods, heads and overbore I should be producing a 9.88:1 compression ratio.YEARS: CASTING# CID: Intake : Exhaust: CC : COMMENTS: 1971-75: 330545 : 307,350 : 1.72 : 1.5001 : 74 : 1971-73: 330862 : 400 : 1.94 : 1.5001 - 1971-76: 333881 : 350 ...SBC heads: Upgrade your engine's performance with Small Block Chevy Cylinder Heads. Explore our SBC aluminum head options for increased power and efficiency now! SBC heads: Upgrade your engine's performance with Small Block Chevy Cylinder Heads. ... Chevy Cylinder Head SBC 400 882/997, Year:71-82 $325.00. Add to cart-12%.from Southern Ok. Pin the stud and use a Fel Pro Head Saver Shim #7733SP with about 4 coats of aluminum silver on it. Install it tacky. It's just over 1/2 the thickness of a conventional head gasket and will bump the comp a tic. Happy Motoring,T. Yo Baby, Mar 2, 2010. SHARE POST #7.Description Professionally rebuilt pair of Small Block Chevrolet cylinder heads. 76 cc combustion chambers. Heads fit 1986 & OLDER only. These heads do have the accessory holes in them. BEST PRICE, BEST QUALITY ON THE NET! THIS IS FOR A PAIR OF CYLINDER HEADS with 882 CASTING NUMBERS Details Heads are thoroughly cleaned and inspected Pressure tested to ensure no cracks or leaks Guide work ...The 993 casting is a better casting then the 882. They are both 76cc smog heads, but the 993 casting is a little thicker casting and less prone to cracking. The 993 ports are better then the 882 port and they clean up nice. 350hp on a 350 cubic inch small block is easy to do with these heads.Are you looking for a rental property near you? Finding the right place can be a daunting task, but with the right resources and information, you can get a head start on your searc...There is a 14 up towards the carb. Heading towards the front of the engine I found what looks like seven 8's, then in the middle I found 4GM and towards the front I found recro en mexico. And to add to the fun the PO was running motorcraft arf 4 spark plugs. I looked at the front of the engine on the ends of the heads but I don't see any numbers.Sep 11, 2021 · ETriggs Discussion starter. 14431 posts · Joined 2006. #1 · Sep 11, 2021. I have a set of NGK XR4 5858 plugs for my 882 heads. that are supposed to work, but it seems like the shoulder is too broad. The thread barely catch. When they do catch, they fit fine but it shouldn’t be this close, should it? 3.881 heads. I got a few 4 bot main 350's and am building one for my rat rod. I am looking at cams. I will tear the motor apart an have it machined but was wondering about the heads. They are 881's. I read the specs and basically the same as 882's with a larger valve. 2.02 and 1.60. 76cc chambers. I want a nasty cam and lots of lope.Turns out the mystery SBC EQ (Engine quest) heads flow quite well as cast! 600 HP Potential!Some Flow bench results comparing them to Vortecs and Iron eagles...So, 336, 487 (x), 991, 993 are all "top of the heap" for desirability. Often, 991 is "heavy duty" with small intake valves (1.72") and large exhaust valve stems. There ARE other castings that are pretty good, but these are the most common. There are two "882" castings. One is a heavy casting, and pretty tough.Junk, use them to practice on but don't put them an anything. The 993's a large chamber, lazy burning head, the 339X takes the same idea and shrinks the intake valve from 1.94 to 1.72 (go figure). The 882 heads you have are the same thing as the 993 but with hardened exhaust seats that's needed with unleaded fuel.An easy way to gain 20-40 horsepower on any 1955 and newer Small-Block Chevrolet V-8 (except later-style LT1/LT4 engines with reverse-flow cooling) is by installing a set of Vortec cylinder heads. These value-priced cast-iron cylinder heads use modified combustion chambers and high-velocity port technology to provide improved performance.350 small block Chevy '882 heads. Gen 1 ('77 4-bbl, truck motor). Decent. Removed from a running engine last August. Blew a head gasket @ #6 cylinder.SBC Cylinder Heads 882 - $350. SBC Cylinder Heads 882. -. $350. ♥ best of [?] SMALL BLOCK CHEVROLET CYLINDER HEADS CAST # - 1980 350 / 400 CI 1.94 INTAKE VALVES 1.50 EXHAUST VALVES 76 CC NEW VALVE SPRINGS NEW RETAINER LOCKS VALVE GUIDES KNURLED HOT TANKED CHECKED FOR …SBC Cylinder Heads Contributed by Bert (racerguy) CT Member #0372 The following is a list of some GM production SBC cylinder heads, many of which I consider to be desirable castings for performance. I have included some information on each casting. Enthusiasts usually identified SBC heads by the last 3 digits in the casting number.TrickFlow aluminum SBC heads with 2.020/1.600 out of box shape and valve job, as shipped Flow tested on SF-600 FlowBench Flow tested at 28" on 4.000" Bore Fixture ... The 882 head may have out-flowed this head but with the addition of larger 2.02-inch intake valves and some decent pocket port work these heads will out flow the …881 heads. I got a few 4 bot main 350's and am building one for my rat rod. I am looking at cams. I will tear the motor apart an have it machined but was wondering about the heads. They are 881's. I read the specs and basically the same as 882's with a larger valve. 2.02 and 1.60. 76cc chambers. I want a nasty cam and lots of lope.If you've ever needed to core a head of iceberg lettuce, either because you need to chop it up or you just want it easier to separate, there's an easier way than trying to carve ou...There is a 3986336X head listed so if the second digit is being read as an 8 vice 9 and you/seller is ovelooking the X, then it is a 350 head with 76 cc combustion chamber. Pass them up if you are looking for performance heads. By the way, if you find this is a valid number, please let us know the details so we can update our data base.1973 heads would be the 993's for the 1.94's and did not have the hard seats or at least wasn't good enough to tell. I've done dozens of them and they are soft. 882's did have the inducted seats but are crappy heads. The problem with the factory seats is they get hairline cracks and eventually crack all the way.Have them magged if they check out good theres no reason not to use them. If they need a ton of work try to find another better set. The 882 is a heavy weight casting that has the same port shape as a 624 casting, they have induction hardened exhaust seats, they could have either 1.72' or 1.94" intake valves hopefully yours have the larger valves, I think a set from a Corvette would have 2.02 ...Originally sold bare, so valve sizes are dependent on machining. All 400ci small-blocks utilize Siamese cylinder walls. This design caused the cooling system to develop hot spots and that is why the 400 heads have steam holes. 25534351C: 2004 Bow Tie, cast-iron, Vortec, 175cc intake ports, 65cc exhaust ports, 2.02/1.55-inch valves.I'm trying to help my cousin decide on a good flowing head for his 350 SBC. He likes the idea of aluminum, but price is a factor, so I suspect iron may be considered.. His current heads are 74 cc and that's what he needs, that produces 10 1/4 compression and it's a street pump gas engine with a 230* @ .050 cam. SKeownWith a 76cc chamber head on a 350 Chevy, your compression ratio will be around 8.5:1 assuming the use of a 0.041 inch thick head gasket and the piston is between 0.015 to 0.020 inch below the deck surface. Just by changing to smaller 64cc heads, the compression ratio improves from 8.5:1 to 9.7:1 with no other changes.Currently running a B&M 144 Blower on my 355 4 bolt main SBC. Dyno'd 340hp at 4700rpm with 9 lbs of boost using a 3" blower drive pulley. Engine has a mild cam, stock 882 heads with low flow numbers, 700cfm …your building a budget small block chevy what heads should you be looking for and what to stay away fromsee part 2 http://youtu.be/q7unh0qkxeyChevrolet 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 …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 ...Small block chevy heads Bare heads 882 624. Details. Print Report This Ad Suggested Listings Sbc cylinder heads. SBC heads and manifolds with lifters and Pistons . Chevy SBC (casting 772) X58 Cylinder Heads Corvette. SBC 350/383 Cylinder Heads with Intake. Brand new SBC stock camshaft ...Loyal readers will remember that the low-compression L82 was equipped with 882 heads, L46 hydraulic cam (0.450/0.460 lift, 222 duration) and an induction system consisting of a cast-iron intake ...Advertisement Some say the power of aphrodisiacs is all in our heads. In other words, it's a placebo effect -- if we think something is going to put us in the mood for love, we'll ...These heads with a flat top piston will come in around 9.3 to 1 compression. Try a Comp Cam Extreme Energy 268 or 274 cam and a Edlebrock Performer RPM intake with a Holley 750 carb. This makes for a very streetable engine and should come in around 375 horsepower. Very responsive and not that bad on gas. Good luck. :yes:Lifetime Gold Member. Jan 17, 2003. 3,625. BC, Canada. The 624 is a light-weight version of the 882, so as Adam and Rust mentioned, basically a crack-prone casting from the smogger era and about the worst of the worst flow-wise and durability-wise. Dec 7, 2006.Head gasket repairs can be expensive, but the cost can vary significantly depending on the cause of the issue and the type of repair needed. Knowing what factors impact the cost of...Jun 26, 2000 · 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.Jun 26, 2000 · 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.- SBC Cylinder Head Info - I've compiled the following information on SBC Cylinder heads to help compare them. For the flow remember bigger is not always best. ... Head Type Valve Size: GM 882. Cast-Iron GM 441. Cast-Iron 1.94/1.50 GM 462. Cast-Iron 1.94/1.50 GM LT1 372. 1.94/1.50 Chamber Size: 76cc: 76cc : 62cc: 56cc : Intake Runner: 151ccThe Chevy 193 Heads are the 1987-1995 TBI 350 cylinder heads Grumpy. I have the Heads off the 1994 K1500 Suburban. I am not impressed how thin the cylinder head decks are. About 10 times thinner than a Pontiac 400-455 Engine, Olds 425-455 & 366-427 Tall Deck, & Musclecar era 1965-1974 BBC engines.The 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 ...193's are just a stock, post 87, GM head. The swirl ports make them useless for anything over 4500. They don't have 3/8 pushrods, tho the later models use drilled out push rod guides and self guided rail rockers like the vortec. MOST that I see are cracked!! In your case a pair of MAGNAFLUXED 882's would be the best base for a street head.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.21341 posts · Joined 2000. #6 · Jul 12, 2009. All you need is a good set of 64 cc chamber double-hump heads and .015" or .020" thick shim headgaskets w/ a Q-Jet top end and a true dual exhaust and you will get her up to 275/300hp. Add a 268/270/272 cam and you will be up at 330 hp. Add headers and above 350 hp. pdq67.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.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 ...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 ...21011 posts · Joined 2009. #5 · Mar 20, 2009 (Edited) The rotators look like a thick retainer. They were used extensively during the smog years on the SBC. Heads like many of the 305ci, 882, 883 all used them. Look at your valves, spring side of head.Looking for a suitable replacement of the "stove bolt" inline-six, Ed Cole and Zora Arkus-Duntov birthed the plant in a furious 15 weeks. The 265 small block was released in the all-new for '55 Chevrolet models ranging between either a 162 or 180hp carburetion and camshaft package. A huge step in placing Chevrolet in the public eye as an ...In this video here we check for proper pushrod length you need when using aftermarket engine parts. You will need an adjustable pushrod, valvetrain checking ...Find many great new & used options and get the best deals for 350 CHEVY REMANUFACTURED CYLINDER HEAD #882 SBC at the best online prices at eBay! Free shipping for many products!Feb 20, 2017 · 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.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.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 ...350 chevy 333882 heads bring cash,, No tire kickers,,, ;;;;;NO EMAILS;;;;; post id: 7748813857. posted: 2024-05-20 11:35 ♥ best ofSbc heads 882. $200 · In stock. Hobbies › Car Engines & Parts. Listed in Dardanelle, AR. Message. Save. Share. Save. Share. Details. Condition. Used - Good. I have a set of 882 sbc heads still that I no longer need willing to sell the heads and weiand intake for 200$ obo. Dardanelle, AR. Location is approximate. All reactions: 2.Jan 17, 2003. 3,625. BC, Canada. Grasmo is correct. The 993 is a 'heavy' casting 76cc chamber head that is actually not bad for performance work. 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.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.. European heads of state are meeting today in Brussels for their latestSep 1, 2023 · These heads were used during the '60s and '70 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 ... Ping G425 driver for sale stiff shaft 55 gram adjustable 10.5. Quapaw, 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 ...I'm doing a fairly mild build on a sbc I have. I have a decent looking set of 882 heads, and am wondering what y'alls opinion is of these? I am looking to run a cam with a 480 lift, and a piston that will bring the comp ratio up to around 10:1. I understand a little work will be required to make these heads work with a cam this size. 175 posts · Joined 2002. #1 · Jan 1, 2006. i...
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