Small block chevy head castings; Casting # Combustion Chamber size CCs Intake valve Exhaust valve Production Years Misc Engine; 10033867: 62cc: 2.02: 1.60: over the counter 23 degree, angle plug, 196 cc intake runner, Aluminum Well, there's good news and a little bad news about these heads! The Good News; Chevy used these heads from 1976 to 1987 on 350 cid engines. They were fitted with either 1.94" Intake/1.50" Exhaust, or 2.02" Intake/1.60" Exhaust Valves, all these heads had 76cc combustion chambers.
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  • Wanted, 454 Big Block Chevy parts $0 ... Wanted, single 350 Chev cyl head cast #3998993 $0 (pdx) hide this posting restore restore this posting. favorite this post Dec 19
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  • Small Block Chevy Intake Manifolds, Heads, Timing Cover, Rocker Sets, Rocker Covers, Std Flywheel and Oil PansIntakesCasting No 346250 76-82 305 & 350 QJetCasting No 3965577 70 350Casting No 14014440 80 305Casting No 14057053 78-85 305 & 350HeadsCasting No 3998993 72-73 350Prices are negotiable especially for package deal
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  • The heads we selected are from a '72 350 small-bl(Xk, with a cast number of 333882. They are "smogger" heads, meaning the combustion chamber is 76 cc's. Early small Hock heads had Of 66 We called On Joe Mondello to demon. strate his method for mildly a set of small.bloek Chevy heads. Mon. dello is legendary in drag racing circles. Online Read
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  • Cylinder Head, Cast Iron, Assembled, 72cc Chamber, 165cc Intake Runner, Chevy, 302, 327, 350, 400, Each. Part Number: SUM-152123
Small block chevy head castings; Casting # Combustion Chamber size CCs Intake valve Exhaust valve Production Years Misc Engine; 10033867: 62cc: 2.02: 1.60: over the counter 23 degree, angle plug, 196 cc intake runner, Aluminum2nd question. The new E brake cable head came with a retaining clip I hadn't seen before. I have several of the standard style clips but they won't slide on because there isn't enough of the groove protruding thru the bracket. It's as if the bracket is 1/32" too thick as shown in this pic. Click to view attachment
SINGLE Bare SBC cast iron head, 1.94” intake, 1.5” exhaust, 75cc chambers, casting # 3998993 date code K132 (Nov. 13, 1972), originally used on 1972 and 1973 307 and 350 Based on the fact that it has rotators on the exhaust valves, it was almost certainly on a truck engine. will need to go to the machine shop for a valve job and cleanup, guaranteed no cracks and usable or your money back Im not real familiar with the 991's but im assuming they are 76cc 1.94/1.5 heads like the 993,882,and 624 casting heads. If thats the case then they are not very good heads. Usable, but not a very performance oreiented head. They would be ok on a dd, but you would need to keep your performance expectations realistic. Are you running flat top ...
3998993....72-73...307/350.....75cc chambers and, there they are. nothing special but not total junk either. Probably dont have hardened seats, have thicker decks, have more strength than the later cracker heads. one was cast November 1st, 1972, the other on January 19, 1973. run it till it shits itself. Chevrolet engines. No hollow valve stems. Stock size and shape valve springs and retainers. Stock length and diameter pushrods only. Stamped steel 1.5 rockers on Chevy, 1.6 on Ford and Chrysler, NO roller tips. Open chambered heads only, must be unaltered, O.E.M. NO porting, polishing, or gasket matching allowed. The only
3998993 350 Crate motor, current, Hecho En Mexico, 159/64cc ports how do I know which ones I have? I'm putting in a 350 bored .30 over with a 274xe(4.90lift) performer intake, and holley 750 carb. I also have a set of 58cc heads which ones would give me more hp/tq the 58cc or the 64cc(if they are 64cc heads)?. thankscasting number: year applicable: engine cid: comments: valve size int / exh: 330545 : 1971 / 75 : 350 : 245, 250 hp : 1.94 / 1.5 : 330862 : 1971 / 73 : 400 : 1.94 / 1.5
CHEVY 350 HEADS - REMANUFACTURED ZERO MILES Original Cast Iron - Casting Number: 3998993 - Magnafluxed - Valves: 194/1.5 inches - New valve guides as needed - New Rocker arm studs as needed - 3 angle valve job - All new valve stem seals - Springs pressure tested/shimmed - Head gasket surfaced Milled (Decked) Price: $250 - Will Not Drive To Meet (43) 43 product ratings - ARP 134-3610 Chevy GM LS1 LS6 Cylinder HEAD BOLT Kit 2004-06 4.8L 5.3L 5.7L 6.0L
History of Small-Block Chevrolet Cylinder Heads. From their introduction in 1955 through 1991, small-block Chevy engines used virtually the same configuration for the engine platform, which means that the cylinder heads followed suit. These are considered the Gen I era engines and cylinder heads. The introduction of the SBC 350 LT1 with reverse ...
  • Tcs fresco play dumpsCylinder Head Part#:H3110: OE Casting#: 3873487, 3886336, 3973487, 3973493, 3998920, 3998993, 3998997
  • Vintage case knife display cabinetsMust use one of the following unaltered OEM cylinder heads 330862, 333882, 3876487, 3932441, 3951598, 3970126, 3973493, 3986336, 3998920, 3998993, 3998997. 1.94-inch intake valves and 1.50-inch exhaust valves only. Studs may be pinned or use non-shouldered screw in type. May use stamped steel roller tip rocker arms and polylocks.
  • D3 treemap codepenSmall Block Chevy V8. 267, 305, 327, 350, 400 cid. Generation I (1955-1980) Firing Order
  • Nfs mount failed$150.00 Small block chevy heads and cam for sale in layton, UT on KSL Classifieds. View a wide selection of Engine Part and other great items on KSL Classifieds.
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  • Constant pressure calorimetry labflowSINGLE Bare SBC cast iron head, 1.94 intake, 1.5 exhaust, 75cc chambers, casting 3998993 date code K132 Nov. 13, 1972, originally used on 1972 and 1973 307 and 350 Based on the fact that it has rotators on the exhaust valves, it was almost certainly on a truck engine. will need to go to the machine shop for a valve job and cleanup, guaranteed no cracks and usable or your money back
  • Raise coupon code redditNo Chevy center dump, Corvette, marine, Lt1 or tubular steel type manifolds. No adaptors between head and manifold must be able to use all OEM exhaust bolt holes in head. No two into one exhaust or x pipes must remain duals. INTAKE MANIFOLD: Stock OEM unaltered aluminum or cast iron intake only.
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  • Car wash tunnel suppliesGeneral Motors identifies its small-block Chevy cylinder heads with both casting numbers and casting marks. "Double-hump" heads were found on many of its high-performance engines in the 1960s and early 1970s. They were manufactured with larger intake and exhaust port volumes and valves for the period, and ...
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Maximum size valves on these heads are 2.02 inch intake and 1.60 inch exhaust. May use Engine Quest (EQ) Stock Replacement (SR) cylinder head, part number CH350I, head must remain as produced, seat angles and valve sizes can not be changed: three angle valve job only (absolutely no casting removal in valve pocket of EQ head, for any reason).

Cylinder Heads: Casting No. Intake Volume Exhaust Volume : 333881 : 160.0cc: 64.0cc : 333882: 160.0cc: 60.0cc : 3973487 : 161.0cc: 65.0cc : 3998993 : 161.0cc: 65.0cc Heads. Most of these heads are available at Engines Limited. ... 3998993 333881 333882: L48 350 Cubic-Inch Base Engines L48 350 Cubic-Inch Base Engines A warped or worn head can lead to decreased power, poor fuel economy, overheating and potential engine failure. Breathe new life into your engine and freshen up your valve train with a reliable cylinder head from AutoZone. Inspecting your engine cylinder head on a regular basis protects you from engine failure and costly repairs.