porting 882 sbc heads. Jump to Latest Follow. 16K views 7 replies 4 participants last post by jeff swisher Oct 20, 2008. S. sschevellefan Discussion starter. …Sep 3, 2004 · 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.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.SBC Valve Stem Seals. Bought a 350 goodwrench engine with supposedly 16K miles for $250. Hecho in Mexico, 4 bolt, 4 barrel. It sat in a dry garage for about 2 years. Got it home, removed pan and heads. No ridge in cylinders, hone marks still visible, mains, rods, and thrust looked new. Disassembled heads, lightly lapped valves.There are two different types of 882's - heavy and lightweight. The lightweight are crack prone, the heavy are not. If you want to only make 300hp, these heads will do it with some flat top pistons. The best factory heads are Vortec's that came on the last 350's, but they take a specific intake and centerbolt valve covers.2459 posts · Joined 2010. #2 · Jul 18, 2012. Back in the day 882 casting number heads ,where great for porting (lots of Beef) any way as far as the springs find a set of z28 springs or call summit they will know what you want,they are good for over 500 lift cam, and will fit where the old springs do, at least install new valve stem seals. if ...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 193 head does not simply bolt to the intake you have on the 882 headed engines. The angle the center pair of bolts on each side of the plenum makes a different angle with respect to the head's intake gasket surface. The 882 uses bolts that make a 90 degree angle to this surface, the 193 bolts make a 72 degree angle.Cam advice for 882 heads needed! I decided to post my first thread after spending some time online digging for info and not finding what I need. My car is a '70 el camino, 350sbc, 882 heads, flat tops, some kind of RV cam, RPM Air gap, Eddy 1406, long tube headers with mufflers, HEI, TH400 with shift kit n 3.73 gears, 12bolt posi, dual electric ...Can be ported into the 250cfm intake range, but the chamber shape is not the best for good power, the "fuelie" 64cc chamber or the modern fastburn and heart shaped chambered heads will return 20-30 ft.lbs more torque and 20+ hp more ported exactly the same, because of their better chamber shape. 434 is nothing worth spending any money on to ...Ericnova. 1448 posts · Joined 2009. #2 · Jul 1, 2021. The 638 block was used mostly for light truck applications. it is not the LT-1 reverse cooled deal, so you need regular 1st gen style heads, stock or aftermarket. You'll have to do more research on the flat tappet into a roller block....I've never gone backwards like that.This is a 4 bolt 355, with cast flat tops WAY down in the hole (.053 deck clearance on average), and stock 882 heads with 1.94/1.50 valves. The engine already had an edelbrock 2101 performer, but a bit too big of a cam, so I swapped in a comp cams 260ah-8. This cam is 260/[email protected], 212/[email protected], .444/.444 lift, with a 108 lsa and I installed it ...882's are an OK performance head, most SBC head castings are not as good as the 882's performance, but there are several castings better than the 882's. An 882 casting is usually OK for unleaded gas. The 882's are easy to crack. The 882's have two exhaust valves that flow hot exhaust gases into the intake manifold cross over.A 1.94 intake valve will generally make better low end power and torque than a 2.02 valve. The 2.02 valve seems to work better at higher RPM's. Seeing as you are installing the heads on a truck, I would think that the 1.94 valve would be a better choice. Even a stock 400 cubic inch Chevrolet comes with a 1.94 intake valve.It happens to even the best DIYer: the simple process of removing a screw becomes a struggle when the screw refuses to budge and the head of the screw becomes stripped. But not all...1970 Chevelle 350 700R4. 1999 Camaro SS. Like. N. nuttyd. 27 posts · Joined 2009. #5 · Jul 27, 2009. Casting # 338882, Built from 1970 thru 1986, 882's are open chamber 76cc if memory serves correct. The right plugs are tapered and will take a 5/8 socket to put them in. Dont get these heads hot by no means.The old 23-degree race head benchmark was around 300 cfm-but the new port flows about 13 percent or a staggering 40 cfm better. And despite the large runner volume, there's no midrange flow ...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 ...Feb 11, 2012 · 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 ...Not for use on Gen II 1992-96 LT1/LT4 engines with reverse-flow cooling system. Fast Burn Aluminum Cylinder Head Assembly. • CNC-machined aluminum performance cylinder head. • Completely assembled with 2.000"/1.550" valves. • 210cc intake port, roof raised .240". • 78cc D-shaped exhaust ports, raised .200" - requires Fel-Pro® exhaust ...Think of it as an Ice Bucket Challenge—with liquid yogurt. In a strange, somewhat belated take on a charity-driven internet craze from several months ago, Russian celebrities are p...Here's my input on a MILD street 383 with an honest 400+ HP: TFS 23* heads 64cc chambers. 10.3:1 compression KB -12cc dish pistons (or -18cc pistons for 9.5:1 if you want a cam that is less than 270* on the seat) Performer RPM intake. Reuse your …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 ...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.Spark Plug=Straight Plug. AFR`s 195cc "Street" heads feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings and high quality components throughout. Recommended for displacements up to 400 cubic inches, operating up to 6500 RPM. Legal for 1994 and older emissions controlled vehicles under CARB EO #D-250- 2.350 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.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. ... because a pair of older SBC heads, rebuilt correctly, should be in the $650-750 ...Installing new valve seals on a SBC 882 cylinder head and then installing the valve springs. Intake Seal PN: SS 72527Exhaust Seal PN: SS 72526Jan 1, 2023 · Our lineup of small-block Chevy production heads is (from left to right): 128 ('87 Corvette), 882, 487, 126, 441, 993, 113 ('88-'89 Corvette). The 113 'Vette head is virtually identical to the 128 ...4135 posts · Joined 2010. #3 · Dec 4, 2013. I know you are on a budget, but once you clean, do a valve job and mill those 243s, you will have some cash in them. You could sell them for $400 or so, get a set of Stage 1 LS6 CNC ported heads for around $1200. I just think that is fantastic bang for the buck.2623 posts · Joined 2002. #10 · Apr 3, 2003. The real problem with 305 heads on the big bore 400 is the fact that the tiny 305 combustion chambers are designed for the tiny 305 cylinders. When you bolt the 305 heads on the much larger 400 bore, you wind up with a combustion mismatch. So, try to use something with a little larger combustion ...Headshake. 208 posts · Joined 2002. #6 · Mar 26, 2017. The basic problem is that you have square port heads with round port headers so you are starting with a mismatch between the the two. In a situation like this you need to use the header gasket port shape that will provide the most surface seal and least intrusion in to the exhaust flow.Ford 393W with Edelbrock RPM Performer = 475 bhp. Tremec TKO 600. Rear axle 3.55:1. IRS and Vintage pin-drive wheels. SVA passed, road legal 6th June 2008!! Currently mid-Coupe build, chassis now right hand drive and powder coated. Steering, front and rear suspension on. Engine and gearbox in. Ford 351W engine with …Re: 333882 heads,,should they be on my 350 (comp) L82 333882 heads had 2.02/1.60 valves, guideplates, 76cc chambers, 151cc intake runners. L48 333882 heads had the smaller intake valves, no guideplates. These are "smog" heads and are prone to cracking because of the thin area between the two paths for the exhaust crossover AND because of this ...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.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.Hi all, I've got a 327 from a 68 Corvette in my 66 Malibu street car, stock bottom end, running an unknown cam and 882 heads. Currently running an RPM Air Gap intake, 600cfm carb, Hooker headers. ... He took a high perf SBC Chevy head and cut the pinch out welded the hole on the side up and got the head re-flowed. It made big numbers on that ...The Vortecs not only out flow the '882 head below 0.400" valve lift but that smaller combustion chamber is heart shaped not wedge shaped which improves the mixture swirl to promote a fast, even flame front. It is the result of 35 years of engineering refinement to the SBC head.C3 Tech/Performance - Summit K1104 cam too much for 882 heads? - Is the Summit K1104 cam too much for 882 heads? K1104 Basic Operating RPM Range: 2,000-5,600 Duration at 050 inch Lift: 224 int./224 exh. Valve Lift with Factory Rocker Arm Ratio: 0.465 int./0.465 exh. Camshaft Manufacturers Description Fair idle,..."In 1975, a lighter head was released sporting 1.94 I and 1.50 E 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 [single on the intake side, double on the exhaust side] and were prone to cracking because they ran so ...sbc swapping 882 heads. Discussion in 'The Hokey Ass Message Board' started by vintage_car, Oct 24, 2011. Joined: Jul 4, 2010 Posts: 71. Profile Page. vintage_car. Member. from Nashville, TN. I have the stock 882 heads with an rv cam sbc. the head on the passenger side is failing and soaking plugs in oil and producing a nice blue fog from the ...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 ... 1971-up heads with casting numbers 882, 993, 487, 336 (and others) can have 3/8" exhaust stems as well as 1.72" intake valves. Heavy 20-30 Series truck uses these, ...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.882 SBC heads. See photos for details. Never run after rebuild 26 years ago. Screw in studs, bronze guides, port work.. if it's listed it's available so please don't ask! No holds. First with cash. Meet at 193/71st QT in BA only. Broken Arrow, OK. Location is approximate.I have thrown away alot of 882 heads from 350s and 400s over the years because they are junkers. The 186s will outperform the 882s all day long. ... A forum community dedicated to 1st generation Chevy Camaros owners and enthusiasts. Come join the discussion about performance, builds, restoration, modifications, classifieds, troubleshooting ...882 SBC heads. See photos for details. Never run after rebuild 26 years ago. Screw in studs, bronze guides, port work.. if it's listed it's available so please don't ask! No holds. First with cash. Meet at 193/71st QT in BA only. Broken Arrow, OK. Location is approximate.Goes with any head and bock but a 882 is strait up a low compression 9.0:1 tops head other wise a little higher heat and power they crack. Logged Burgess Family Racing. Champion; Posts: 1406; Re: chevy 882 heads « …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 ...Apr 30, 2006 · 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 Springs144 posts · Joined 2006. #1 · Oct 14, 2009. hey guys I have a set of GM 624 cast heads for a Chevy 350... 2.02"/1.60" I bought the desktop dyno program and it told me after the mods I planned to make to the rest of the motor that I could make 575HP and 540ft/lbs of torque to the flywheel. I took the heads to the engine shop today to have them ...993 Chevy Heads And Chevy 882 Head Specs Comparison. It isn’t hard to notice 882 heads are 400ci small blocks with a pretty consistent 200 CFM rating in a sports car. If you’re a stranger to these block engines, read my summary on 400 and 350 small blocks. Regarding 993 Chevy heads, these castings with valve sizes were either 1.94 or 2.02.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, 388882'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 the intake side is port matched and the upper part of the exhaust port is blended. Bowl work is also needed, as is the case with most Chevy production heads.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.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.Chevy 882 SBC Bare Heads. $200. Hobbies › Car Engines & Parts. Listed 4 days ago in Hanford, CA. Message. Message. Save. Save. Share. Details. Condition. Used - Good. Chevy 882 SBC Bare Heads 333882. Cut for screw in studs 1.94/1.50 valves Comes like you see it. Will not ship. Pick up or local delivery $200 OBO.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...wondering what kind of plugs i should be looking for to put in my motor. 1975 motor and heads.. 333882 head castings. Probably flat top pistons. MSD digital 6 plus ignition with SS blaster coil. Holly 750 with hooker full headers. NGK YR55 or NGK xR5 I was considering but ill take other options.360 sbc 1 piece rear main block (.060" over) Edelbrock RPM intake Holley 650 DP 882 heads 1.94" int/1.60" exh, port matched to intake, screw in studs, 1.6:1 S/A rolelr rockers ... Even with the little cam you have the power has to be 50 plus. The 882 heads are what you give your competition or enemy. Save Share. Like. C. Caballerokid Discussion ...350 CHEVY REMANUFACTURED CYLINDER HEAD #882 SBC. Opens in a new window or tab. Remanufactured. C $435.34. Buy It Now. from United States. ... 1962 1963 Corvett 283 327 Power Pack Heads Small Block Chevy 3795896 I-5-2 I-6-2. Opens in a new window or tab. Pre-Owned. C $401.33. Buy It Now +C $287.18 shipping. from United States.The 882 heads are smog heads from '74 to '80 and not very well regarded, but neither are stock '85 heads - if you can find out more about the 882's they may be …Pro Filer does bowl blend them on valve job heads and this set is gasket matched but thats not really anything that effects the flow to speak of Flowed @ 28" on a 4.070" bore fixture, 2.055/1.600 valves.A good shower doesn’t just get you clean; it also relaxes and refreshes the body and spirit. If your shower isn’t blissing you out, perhaps it’s time to upgrade to a shiny new show...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.The best casting numbers for the double-hump head were 461 and 462, which had better flowing ports than the later 441 and 882 versions of this head. Then Chevy came out with the famous Bow Tie performance heads for the small block, which were even better than the original double-hump heads.If you know what the 882 heads came off of, could you look up plugs for that application? Almost looks like it may take a 14 mm tapered seat plug. My 81 305 heads do. ... 1956, and 1957 Chevy owners and enthusiasts. Come join the discussion about restoration, engine swaps, reviews, performance, modifications, classifieds, troubleshooting ...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 ...Head gaskets are essential components of an engine, and when they fail, it can be a costly repair. Knowing the cost of head gasket repairs can help you budget for the repair and ma...it is common to use up to .480 lift cams with 882 heads, use the Z-28 type valve springs, watch for retainer to guide clearance, most will clear if you use an umbrella or o-ring type seal, do not use the tin shields or valve rotators on the springs. You will have to shim the exhaust spring seats,Check for stock rocker to stud clearance, most ...Hex cap screws are noted for the extra torque they provide. Learn what the dash marks on their heads mean in this article. Advertisement Screws and bolts come in a wide range of he...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.. Manish Maheshwari, the head of Twitter India, has taken a neI figured that maybe I should get a custom plate for There are two different types of 882's - heavy and lightweight. The lightweight are crack prone, the heavy are not. If you want to only make 300hp, these heads will do it with some flat top pistons. The best factory heads are Vortec's that came on the last 350's, but they take a specific intake and centerbolt valve covers.a quick porting on a 882 heads Jan 17, 2003. 3,625. BC, Canada. Grasmo i 121 posts · Joined 2007. #2 · Nov 11, 2007. "The Goodwrench 350 is unquestionably bread-and-butter basic. While all production small-blocks have employed a one-piece rear-main seal design since 1986, the Goodwrench 350 is assembled in Mexico and retains the classic two-piece pre-'86 design. This makes it an excellent choice for a basic hot ... If you hear that your kid (or one of their friends) has head lice,...
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