The chamber must also accommodate the valve sizes. With the small-block now capable of 454 ci or more of displacement with tall deck versions, valve sizes have had to grow as well—well surpassing the 2.02/1.60-inch standard. In fact, it's possible now to get as big as a 2.250- inch intake valve for larger small-block race heads.Re: 882 Head Intake Port cc (mean8t) The cam is a Crane Energizer: .454/.454 lift, 216/216 duration at .050" with a 110 degree (I think) lobe separation. Stock cast manifolds with EFE actuator (flap) just below the right hand exhaust manifold before the exhaust pipe. Single high-flow catalytic converter (2-1-2 exhaust).Mar 13, 2009 · 400sbc, 882 heads. questions. ive had bad luck with getting bad motors/ trusting people. got all my money back on everything, so now by luck i find a 400sbc that a guy wants $300 for, has less than 100 miles on it since rebuilt and its spotless on the inside. but it spun a bearing, and heres why: the guy took a 350 out of his 8,000lb motorhome ...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.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.Posts: 27. Re: Any info on 883 heads? They are "993" castings. 3998993 is the full casting number. These are the castings that would have come on a '72 350 engine and came on the truck engines. If you check you will see they have May 18th 72 date code on one, and it looks like March 21st 72 on the other.On the plus side, the Vortec intake port flows 42 cfm better than the stock heads at .500-inch lift and 18 cfm better on the exhaust side. Vortec Iron, Scoggin-Dickey Modified PN SD8060A2, $779. ...Head circumference is a measurement of a child's head around its largest area. It measures the distance from above the eyebrows and ears and around the back of the head. Head circu...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."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.Installing new valve seals on a SBC 882 cylinder head and then installing the valve springs. Intake Seal PN: SS 72527Exhaust Seal PN: SS 72526I 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 ...option 2.. run the 882 heads (please dont bash my 882's here - we all cant be running vortec heads)using long tube headers, hydraulic lifters, roller tip rockers and a comp cam 12-238-2 with the following specs: Duration at 050 inch Lift 218 int./224 exh. Advertised Duration 262 int./270 exh.If you are going to use a mild flat tappet cam the 882 heads are pretty good up to .400" lift. I am using a '76 Corvette engine with .010"/.010" reground crank and 0.030" overbore with the 882 heads shaved to 73 cc chambers along with a three-angle valve job. I also paid a shop to smooth out the exhaust ports.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.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 …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 …years ago i ran these 882's in high school and they worked good after a full comp port/polish, port match and 3 angle polished valves, they were good for 330hp , good enough to beat many 5.0 mustang gt's! but one did crack months later. then went to low mile junk 82' vette heads because my 78' nova was my only car in HS and shortly went to ...What cylinder heads do you want to see on the SBC 355?The time has come to pick the heads! I went into my stash of heads and picked a few sets that match our...Use the R44LTS, not the R44TS. Some plugs are too short, Vortecs need a long plug. Silver Bullet. 1977 Z-28. *New 408 - no ET's yet. *413 Phase 6 heads Comp 306S Vic Jr 3310 Holley [email protected] on drag radials @ 3725 lbs. *Vortecs 234/244 Crane RPM intake 3310 Holley [email protected] @ 3760+ lbs. Like. O.Dec 11, 2011 · It's easy to get $7-900 or more into a set of old iron heads, before any porting, with basic machine work, valves, springs, guides, studs, and such. I got my $882's redone for just over $200 at a bottom of the barrel machine shop, and other than low compression, they run fine on my cruiser 350.350 with 882 heads. Hello Everyone, I recently purchased another 65 SS with a SBC 350, 2004r trans, and a 12 bolt rear end. I noticed it ran very very very rich and started having starter issues after a couple of weeks. I did some research on the numbers (3970010) on it and it turns out it's a 1972 350 4 bolt main with 882 heads with a mild cam ...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.Best pass 8.87 at 150.98 1.212 60'. Sold 3/2018. 1970 SS 396 restoration project in progress. Bought 5/2018. If you are going to stay 355, 180cc heads will support that CID to 7000 rpm. If you plan on a 383 or larger down the road then 195's. AFR has high I/E ration, they need narrow split cams.The 441 has a reputation for being a smooth-running head among production 76cc chambered heads. In this particular case it lost out to the 882 head, but overall it's a decent head that responds well to pocket port work and the larger 2.02/1.94 valves…. GM 882 IRON Port: 151 cc Valve Sizes: 1.94/1.50 L Flow at 0.400: 203 cfm.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 ...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!Nov 10, 2008 · Those 882's will only run up to 4200 in rpm but max out the torque below that. Find anything like Camel Humps/ Vortecs at that car flea market will make huge improvement. To do any work on those 882 heads is about same cost of buying used set of Vortecs.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 ...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 moreReceived 3,385 Likes on 2,631 Posts. 882 are very good heads. You chain about 10 of them together and you have a very good sailboat mooring. Compression. 7 to 9 is worth about 4% a point. 9 on up worth about 2% a point. Last edited by derekderek; 07-07-2018 at 11:07 PM.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.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.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. …About a different head on each side: Chevy's came that way from the factory. Sometimes with double head gaskets to make them more alike. I've seen 300HP short blocks with 340HP pistons. ... 406 882 heads comp 230/236 cam, pypes race pro mufflers 355 Brodix ik180 heads 231/239 cam pypes race pro mufflers . 1971 Chevelle: L96 6.0, ported 823, 232 ...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.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.With 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.Max lift on stock 882's? Engine & Drivetrain. yea but even with the springs it will rip out the pressed in studs bad idea and higher lift needs guideplates and the heads to be opened where the pushrod comes through otherwise it will bind up and bend the pushrods with too much lift. just wait and get the new heads if your getting them much less headache. stock iron heads arent worth the money ...PowerWindows. In addition to mucking up how the intake mounts, milling the heads that much may put the valves too close to the piston and might require changes to the valve train, i.e., you might need a shorter push rod... 67 Camaro: 454/TH400/4.10 12 bolt. Lots of options: PS/PDB/PW, tilt, tach, gauges and more.Aug 14, 2005 · 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.T. techinspector1. 18069 posts · Joined 2005. #2 · Nov 3, 2006. "492" - 3991492. Good performance head. They were found on 1970 LT-1 engines. They had 2.02/1.60" valves, 64CC combustion chambers, DO have accessory holes, intake port volume should be 161CC's, exhaust port volume should be 62CC's. These heads have double hump casting marks.As an example, we have tested a 383ci small-block with 9.5:1 compression using a set of 190cc AFR heads, a set of 1 3/4-inch headers, a dualplane intake, and a Comp Cams hydraulic roller camshaft (236/242 degrees of …1 post · Joined 2021. #1 · Apr 17, 2021. Hi everybody, I wonder which is the best cylinder heads to a L82 original engine for Corvette 1979 owners ? I found these choice, each one has a different Maximum Valve Lift. What's your advice for choice the right one ? TFS. Trick Flow Specialties TFS-30210006 Trick Flow® DHC™ 175 Cylinder Heads ...Other 'pairs' of 327 heads 1.94 vs. 2.02 intake valve size and different combustion chamber sizes are found in other years with casting numbers 3782461 (64-66 model years) and 3890462 (66-67 model years). ChevelleStuff.net: 1964-1972 Chevelle/El Camino cylinder head casting numbers by year.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 chamber must also accommodate the valve sizes. With the small-block now capable of 454 ci or more of displacement with tall deck versions, valve sizes have had to grow as well—well surpassing the 2.02/1.60-inch standard. In fact, it's possible now to get as big as a 2.250- inch intake valve for larger small-block race heads.882 heads are THIN castings that provide about average SBC OEM performance. a good average aftermarket performance head should. flow about 250 cfm at .600 lift. even stock vortec heads with some port and bowl clean-up should flow about 230 cfm at .600 lift so the 882 heads that generally flow about 206 cfm are not all that impressive, will they ...As most kids are already back in school, my daughter is enjoying a couple weeks more of summer bliss before she heads to Pre-K with her friends. I know it... Edit Your Post Publish...41 posts · Joined 2021. #3 · Dec 20, 2021. Depends on your power goals but for a street motor I will throw a vote for the Brodix IK 180 or 200. For around a $1k they are ready to run and flow really well. I'm running the IK 180 cc's in my 383 ( US cast and made) , some will argue they are too small, but they flow better than 200 cc's except ...882 heads are THIN castings that provide about average SBC OEM performance. a good average aftermarket performance head should. flow about 250 cfm at .600 lift. even stock vortec heads with some port and bowl clean-up should flow about 230 cfm at .600 lift so the 882 heads that generally flow about 206 cfm are not all that impressive, will they ...What is the maximum head gasket bore and thickness to use on a SBC with less then 6psi boost? I am looking at the Felpro 1044, .051 compressed thickness and 4.2 inch bore. The block is a 350 bored .030 and the heads are planed 882's. Want to use these to lower the static compression as much as possible.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.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.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. …As an example, we have tested a 383ci small-block with 9.5:1 compression using a set of 190cc AFR heads, a set of 1 3/4-inch headers, a dualplane intake, and a Comp Cams hydraulic roller camshaft (236/242 degrees of duration @ .050-ich tappet lift with .520/.540-inch valve lift). This particular 383 made 517 ft-lb of torque and 503 hp at ...Remanufactured Sbc 350 Heads. Last 3 numbers on the head are 882, I have 2 sets of heads, plans changed, these were around 400 each head new, with a $60 Core Selling them for $275 a head Located in...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.Hardly exotic or even desirable by enthusiast standards, the 882 (common SBC smog era castings) heads featured both small valves (1.94/1.50) and large 76cc combustion chambers. The heads showed ...Re: 400 SBC head selection. by mag2555 » Wed Mar 09, 2016 11:45 am. A aluminum head that flows 260 intake cfm @ .500" lift with a 200 to 210 CC intake port is what you should be looking for, this should net you a easy 475 hp with a 9.8 compression . Also any head in the 200 to 210 CC range can latter be ported up to much higher flow …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 ...882 heads get a bad rap, and for some reasons rightfully so, they actually flow pretty well for what is otherwise considered a smog head. however flow flattens out from .400 inches on. Up to this point the 882's flow as good or better than. >L98 aluminum heads (actually flow better to .60")Mar 23, 2018 · 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.I'm getting ready to rebuild my 400 sbc and am on a tight budget. It has the original 882 heads on it. I was wondering if these heads would be decent or if they are …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.PROCOMP SBC Aluminum Cylinder Heads Small Block Chevy Head PC 3003 Speed Master. Opens in a new window or tab. Pre-Owned. $700.00. delcoenginesandcomponents (216) 100%. or Best Offer. ... Sbc 327-350 Cylinder Heads # 333882, 882 Heads. Opens in a new window or tab. Remanufactured. $385.00. car*engines (1,608) 100%. or Best OfferGet rid of that leak to save both water and money. A dripping shower head isn’t just annoying: It’s also a waste of water with environmental and financial consequences. There are a...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...Basically, an 882 head is a good head----------------------until it cracks. It is NOT a question of IF it will crack, but WHEN it will crack. Here is some historical information about SB Chevy heads that many people do no realize. First, 1974 was the last year for the "good" thick heads on a factory production SB engine.Nov 21, 2017 · 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.Most Practical Cylinder Heads for 383 build up. Greetings and Happy New Year from the new guy to all of you out in hot rodder land. At this point, I bring only a few questions to the table. Before, I ask them, let me throw out some info on what I am doing. I have a 350 4 bolt main block that was made between '77- '79.They are 3986339 heads and are from the 1971 model year. Applications: 1971 Full Size 350/270hp low compression. 1971 Nova 307/200hp. 1971 Chevelle 307/200hp. 1971 Camaro 307/200hp. 1.72 valves. Team Camaro Gold Member #14. 1969 Camaro RS/SS Azure Turquoise.A used set of sbc 882 heads . Cleaning out the garage and have way to much stuff 882 sbc heads - Car Engines & Engine Parts - Elizabethtown, Pennsylvania | Facebook Marketplace350 GM 333882 Chevy Cylinder Heads. No returns, but backed by eBay Money back guarantee. Valve job, seat and guide work as needed. New seals and new valve springs to. 450 -.550 lift,depending on your cam. Inquire for details.450 spring coil bind by default buy it now. ABOUT THESE HEADS AND THEIR HISTORY.Jun 7, 2006 · According to Carcraft they outflow the aluminum Corvette heads. "Stock Production L98 TPI Aluminum Head. 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.I have a set of 333882 chevy heads on my Camaro. Looks like they are 76cc chamber,194/1.5 valves. With performance street cruzing in mind, would it make sense to replace these heads. I'm wondering how much of a difference I would feel and if it is worth it. I would like to use iron heads. A desktop Dyno run would be great. Cam @.050 is 218/224 ...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.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.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.GM cars must utilize 76cc heads (approved head numbers are 336, 339, 388, 441, 454, 487, 624, 813, 882, 99, SBC 882 heads - $100 (Piedmont) QR Code Link to This Post. I have for sale a set of 1973 #882 cast. heads, it is common to use up to .480 lift cams with 882 heads, use the Z-28 type, Apr 1, 1999 · 203 cfm. GM 882 Iron The smallest of the GM heads we tested at only 151 cc, the 882, turned out to, sbc heads &casting #'s. Jump to Latest Fol, A special thanks to Paul Shufelt for helping me with some of the numbers below. Finally I need , Aug 15, 2006 · The Vortecs not only out flow the '882 head below 0.400" valve lift but that smaller comb, Hey guys, i have some #882 heads on my truck now, which, There are two different types of 882's - heavy and lig, Just as a comparison it went much harder than an identical 35, We proudly carry powerful small block, big block an, Feb 8, 2009 · Buy the vortecs. or the RHS vortecs etc. It&#, If your rules require the use of "open chamber" heads, the &, There are two different types of 882's - heavy a, You have spoken and we have listened… these small block, NKB 200cc/64cc ULTRA HIGH FLOW CYLINDER HEADS, STRAIGHT PL, 350 CHEVY REMANUFACTURED CYLINDER HEAD #882 SBC. Open, Shaving .060 calculates out probably around a 1 to 1.