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.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.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.350 HP SBC 350 Build Recipe. 350 HP 350 SBC build list components using a late-model 1-piece rear main seal two bolt main block. 350 Chevy Rotating Assembly. Chevrolet Performance Cast Iron Vortec Cylinder Head (two quantity) COMP Cams Xtreme Energy Hydraulic Camshaft Kit. Roller Tip Rocker Arms and Push Rods.

May 30, 2006 · THose heads (882) are not very thick or strong castings and typically crack between the valves. I agree with Bill if they need any work or $$$ to make them work I would buy a different set of heads. I did manage to run in the 12's with a set of 882's on a 383 but, I had a lot of time and wasted money into them. Made a head change and went to ...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.

This is what is says about your heads. "487" - 3973487, OR 3973487X. The regular casting was found on the 1971-1972 350 LT-1 engines, had 1.94/1.50" valves, 76CC combustion chambers, DO have accessory holes, intake port volume should be 161CC's, exhaust port volume should be 65CC's. The 487X had 2.02/1.60" valves.95 tbi heads#810 thanks double vision saves my intake from being drilled heads will be donated to scrap pile.have a fairly good set of 882s that work very well on engine currently in place now.little truck ran 4.172in 180ft of mud this weekend for 3rd. place.very happy with small block competing against mostly big block trucks.n o s makes up for a few cubic inches.

69Chvll Discussion starter. 1158 posts · Joined 2016. #1 · Nov 21, 2017. Hey there, I've got some 1974 882 to heads on my 383. Anyone know what the spark plug reach spec is for this head? I'm thinking about going with a NKG heat range of 5. Thanks! Sent from my iPhone using Tapatalk.Run on the dyno first with the stock TPI injection system, the 5.0L Chevy produced 267 hp at 4,700 rpm and 333 lb.-ft. of torque at 3,700 rpm. (Image/Richard Holdener) We then yanked off the stock TPI induction system and the factory cylinder heads to make way for the upgrades.America's favorite high-performance cast iron small block cylinder heads offer big power and bigger value. Chevrolet Vortec Cylinder Heads' fast burn combustion chamber and high-velocity ports combine to produce big horsepower. Vortec Heads can be mildly ported for additional performance and milled up to .040'' for increased compression ratio.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.

Cadri italian deli

I have run a couple SBC with small exh seat cracks. And I have seen countless ones in the shop. Since the seats are not very near water the main problem is hot blow-by from the crack, with burnt valves as a result. Chevy started putting rotators on the exhaust valve/springs in the early 70's, which rotates the valve aprox. 9 degrees with every ...

Cylinder Head Flow Data At 28" H2O Chevy Manufacturer /Part Number ... Chevy '882 CCM 151/59 1.940/1.500-Pipe 76 70/59 ... Chevy Vortec L29 N/A - N/A 63/49 77.78%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.Item description from the seller. 1973-1980 Small Block Chevy SBC 350 400 Heads 333882 882 1.94/1.50 Valves. Pair of heads to rebuild. Missing a few springs. Part # 333882 Dates J-5-3 & A-29-6. Thanks for looking and have a nice day!!! #628M. Seller assumes all responsibility for this listing.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 882 head is the most produced chevy cylinder head over and above all other casting numbers. They were produced in the millions and if you are rebuilding a 70's era 350, more than likely it will have a set of these heads on it. There are different variations of the 882 head, which has been stated already. ...Feb 8, 2009 · Buy the vortecs. or the RHS vortecs etc. It'll gain 50 HP period, and won't cost a thing in fuel economy or driveability. If fact, the newer technology Vortecs would BOOST power, economy and driveability. 882's are the perfect head to sell to scrapyards, to slip on a rebuilders CORE and little else. 71 Camaro 355 NA.Super Chevy Flows And Dyno Tests A Set Of The New RHS Pro Action Small-Block Cylinder Heads. ... Equipped with the stock cast-iron 882 heads, the 355 produced 337 hp at 6000 rpm and 352 lbs-ft of ...

350 chevy with 5.7" stock rods 14.5.1 pistons ported polished 882 heads with 202/160 valves,headers, a 750 demond carb, after market air gap intake cam is 488 480 lift 234 236 duration with 1.6 rocker … read moreSbc heads 882 light casting new valves and .500 valve springs . Marketplace ...SBC 882 Heads. $100 $150. Hobbies › Car Engines & Parts. Listed a year ago in Rineyville, KY. Message. Message. Save. Save. Share. Details. Condition. Used - Good. Good set of newer style 882 heads, took off running motor, they are either lighty ported or someone cleaned up the casting. 76cc 1.94/1.50 valves Accessory holes If you have any ...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.Re: Chevy 261 heads Here's a recipe for cheap fun: - New bearings & a steel shim head gasket - The biggest wide-LSA cam you can find (it'll even out the idle so you can at least drive it around town) - Bowl-blended stock heads (hey, you've already got 'em) --mill 'em if they're the huge-chamber type--- The cheapest swap meet aluminum intake you can find - Junkyard used tires to fry at the ...

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...

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.Im getting ready to purchase a set of AFR SBC heads and i cant decide which to go with. The 180cc intake runners or the 195cc runners. Im wanting to get as much power and torque as i can with my application. Especially by 2500 rpm, since that is the approximate stall of the torque converter. here are the current engine specsThe 041's have 1.94 intakes and 1.50 exhausts and 64 cc chambers with a fresh 3 angle valve job. They should give a 10.0 compression ratio with a .015 " head gasket. The 882's have 2.02 intakes and 1.60 exhausts. The chamber size is 76cc. They are pocket ported on the exhaust side and have a fresh 3 angle valve job.Clermont Fl. L31MaxExpress said: Personal experience the TBi heads get a bad rep but those smog heads are even worse. Far more prone to cracking and the smog heads have 76cc slow burning chambers. The TBI heads have 65cc chambers and run well with much less timing.Give Performance Chevy Products (602-254-9586) in Phoenix, AZ a call as they rebuild stock heads too. Hope this helps. cardo0 Reply Like 12-28-2004, 04:28 AM ... Check out the 441's on ebay they are a little better factory cast iron head than the 882's. Reply Like 12-28-2004, 10:18 AM #8 Re and Cheryl ...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.St. Jude Donor '09. Re: SBC head weight?? (tsw71) You're welcome Tom. Besides, my wife just loves when I use the bathroom scale to weigh engine parts. :lol: I've been trying to document the individual weight of all the stock BB components compared to the lighter weight units I'll be using. :crazy: It was a a little tough getting the block on ...E. european chevelle Discussion starter. 53 posts · Joined 2011. #1 · Oct 15, 2011. Making a small research about new set of heads for a 350 chevy, I ran into an article from 2009 saying good words about Canfield heads and I kind of start to like them. I also read more recently that the owners of Canfield retired and the business was sold.

Elden ring duplication glitch

This points the only way to effectivly use a 1.60 exhaust valve is to do a lot of cutting of the bowls after the valve is enlarged. Shows after the 60 degree...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).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.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 Valve Springstravis wrote: ↑ Sat Jul 25, 2020 3:19 am I've got a few sets of useable iron 76cc factory sbc heads left that I would eventually like to use on something. I'm thinking 350-400hp, 224 to [email protected] intake duration stuff for some budget street builds. With a 0 deck and a .125"-.150" dome which is typically around -4cc volume, this would create right around 10:1 compression.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.This is especially critical if you are using a performance cam. Most stock small-block Chevy springs, for example, limit total valve lift to no more than about .500 inch. This is why checking these clearances is so important. Up to this point, all of these operations are necessary for a proper rebuild of your heads.For any old Chevy head they need to be older than 1970 and not more than 64 ish chambers to even be considered. But compared to modern heads, such as the L31 Vortec of 1996 - 2002 production and currently available from both GM and the aftermarket in iron and aluminum;these old heads cannot compare even when heavily reworked by expert porters.Aug 10, 2015. #2. On my 302 Chevy, I used Edelbrock Aluminum 6073 Performer RPM 2.02/1.6. They have 185 cc/70cc chambers. Be very careful if you are going to gasket match or port these heads. The pushrod "pinch" area gets thin very fast and I broke through in a couple of places and had to use epoxy to repair.Microsoft Excel features alignment options so you can adjust the headings in your worksheet to save space or make them stand out. For example, if a column heading is very wide, cha...

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.Another SBC 350 882 Heads thread. Hi guys! I have an L82 engine (4 bolt, forged crank and Pistons) wich I wan´t to rebuild for a friends 69 El Camino, currently powered by an 307/350. The L82 came with 882 cast iron heads with OEM screw in rocker studs and guide plates. Although I know these heads are considered basic smog heads …Flat mill the heads (can not angle mill stated in rules), & deck the block to get the most compression we can, we also used the 882 heads. rhoads lifters to give that extra bit of vacuum at idle (also helps smooth out idle) Get a good set of exaust manifolds, I assume you cant use headers or center dumps, so find a set that both sides dump out ... staffquick pontiac il Im getting ready to purchase a set of AFR SBC heads and i cant decide which to go with. The 180cc intake runners or the 195cc runners. Im wanting to get as much power and torque as i can with my application. Especially by 2500 rpm, since that is the approximate stall of the torque converter. here are the current engine specsRebuilt 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. … hans porter net worth 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 Valve Springs platinum motors heath ohio E street heads sbc. This is an update on my 1977 triumph tr7 with the 400sbc engine. I've had the engine out 3 times since my last post, trying different combinations. The 441 heads I used turned out to be cracked, so I put on a pair of 1968 4bbl 327 heads 194/ 160"s. Ran a Speed -pro cam csr185 230 duration 453 lift. augusta ga gun show What size valves does 882 heads have? 1.94/1.50 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. What size valves are in 706 heads? See all 18 photos The smallest of the bunch, the 5.3L 706 (and 4.8L) heads featured a 1.89/1.55 valve combination and a 61.5cc ...porting 882 sbc heads. I picked up my free 882 heads from my buddy today. They are already set up with 2.02/1.6 valves and screw in studs and guide plates. I`m just going to do some bowl work,narrow the guide bosses and gasket match them. I noticed that at the top of each pair of intake runners the port necks down just below the valve cover ... how old is prestonplayz wife 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 … vhsl football playoffs bracket Are you thinking of the 882 heads vs. the 624 SMOG era heads? which were lightened / thinned versions of the 882 heads based upon what I've heard... I had a set of 624 heads taken off with 14.6k miles on the engine and even with only 14.6k miles on them, they had a crack in one exhaust seat... Like Class Action Lawsuit level of terrible.Work on the Nigeria Startup Bill started earlier in 2021 and has involved investors, startups and government representatives. A bill to formalize relations between startups and reg... pregnant vore belly 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.Introducing our Remanufactured 71-77 Chevy 5.7L 350ci V8 1.75" Intake Valve - 882/993 Cylinder Head, a high-quality replacement part that exceeds OEM specifications. Manufactured by Chevrolet, this cylinder head is designed to fit a year range from 1971 to 1977 and is specifically tailored for engines with a 5.7L - 350ci capacity. 4cm 70 effaced The magazine tech team took a mostly stock .030" overbored 350 with low compression (9 to 1) and dyno tested the engine. The heads were 882 castings, ported, 2.02 and 1.60 valves. The cam was a very conservative Crane RV dual pattern design. The engine produced 367 horsepower, torque readings of 422 ft lbs were recorded.How to port your head at home. maurices commenity I'm guessing mid 70's - early 80's chevy 3/4 ton truck, but I'm not sure. Either way, I don't know which spark plugs to use. The heads have a big number 12 upside down near the intake manifold (looking at them from the exhaust side). Next to that, they say "462624". To the left of that (on the drivers side, looking from the exhaust side of the ...America's favorite high-performance cast iron small block cylinder heads offer big power and bigger value. Chevrolet Vortec Cylinder Heads' fast burn combustion chamber and high-velocity ports combine to produce big horsepower. Vortec Heads can be mildly ported for additional performance and milled up to .040'' for increased compression ratio. myprohealth chart 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. sulun sr410 Chevrolet Production 441 Iron Head 155/201. 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 882's. Keep in mind that with a small 155cc port volume these heads are great for making torque.The 882 head is the most produced chevy cylinder head over and above all other casting numbers. They were produced in the millions and if you are rebuilding a 70's era 350, more than likely it will have a set of these heads on it. There are different variations of the 882 head, which has been stated already. ...