Double hump heads casting numbers

461x heads specs.
Double hump heads | Page 2 | For A Bodies Only Mopar Forum.
Top Ten Production CSB Cylinder Heads - V8-Volvo.
1966-1967 Chevy/Corvette 3890462 Bare Cylinder Heads/Pr Chevelle/Nova.
Casting number question for 327 heads - Team Camaro Tech.
1967-68 Corvette Camaro Nova Impala 3917291 Double Hump Bare Heads/Pr.
Double Hump Heads ??? | The H.A.M.B. - The Jalopy Journal.
327 Double Hump Markings - Info Exchange Forum.
1970 double hump heads | NastyZ.
Quick Answer: How do I identify Chevy heads? - EnjoyD.
Chevy Double Hump Heads parts for sale for Sale in Port Charlotte.
186 casting double hump heads - Team Chevelle.
Double hump heads - For A Bodies Only Mopar Forum.

461x heads specs.

But you can see what I'm talking about with these two pictures. The first one is a 461 and the other is all the rest of the double humps. You can see the 461 has a spark plug hole lower, closer to the piston and there is no tapering off below the spark plug like the other one.

Double hump heads | Page 2 | For A Bodies Only Mopar Forum.

Aug 19, 2007. 43. hamilton, ontario. hi i picked up a set a double hump heads the casting number is 3890462 for free but need to be reconditioned. are these any good and could i get somke help with info like what they were on and sizes also are they worth anything? thanks for any help, chad_48. Oct 17, 2007. #2.

Top Ten Production CSB Cylinder Heads - V8-Volvo.

The casting numbers are 3782461. On the bottoms of the heads, they have 461 and also an X. Why are the X heads soo desireable to have, and whats the difference?... In Chevy performance (by Dave Emanuel): The 461 is the original "double hump" casting. These heads achieved notoriety during the heyday of Super Stock drag racing when porting was. Nostalgic appearance—check. Modern performance—check. The best of both—checkmate! Trick Flow's DHC 175 cylinder heads give small block Chevy enthusiasts a new performance option. No longer will anyone have to choose between vintage looks or modern cylinder head power—with DHC 175 heads you get both! DHC 175 heads are made from premium grade A356-T61 aluminum and have the exterior. Enginetech helps you build better engines, faster Pontiac 400 428 455 Engine Casting Numbers Pontiac Cylinder Head ID Numbers Service Replacement (SR) blocks do not always have a code stamped on the front of the engine Hi,I'm new to socal jet boats and fairly new to jet boating.... There should be a "camel double hump" casting design on each.

1966-1967 Chevy/Corvette 3890462 Bare Cylinder Heads/Pr Chevelle/Nova.

The 62-64 300 horsepower 327 used a different head with 1.94 intakes and 1.50 exhaust valves which could be determined, other then the casting number, by the so called double hump casting mark. '64 and later 327s rated higher then 300 horsepower also used the double hump head but with 2.02 intakes and 1.60 exhausts. Jul 11, 2006 · known mainly by the last 3 digits of their casting number, the most common ones to be found will be the. 461. 462. 186. 291. 492. the ones I am going to cover here are the 461 and the 462 and also the 492 is not as common but still found, it was the factory replacement for the camel hump and is virtually the exact same as the 462.

Casting number question for 327 heads - Team Camaro Tech.

The cylinder heads on top of that engine were the now-famous double-hump heads.... LT1 cylinder head, casting number 10125320. These are a cast-iron version of the reverse-cooling heads used on the 1990's LT-series engines. LT-Specific Cylinder Heads. 10106178: 1990 LT 350ci V-8. Used on LT5 Corvette ZR1. According to my book factory head specs are: 1.92" intake/1.625" exhaust, 57.2cc min.-60cc nominal. This for both 5.2L and 5.9L engines. Nate Breecegr_patrio... engine specs -360 bored & stroked to 408ci. eagle crank and rods, ross racing forged pistons( 10 to 1 cr), all arp hardware, ported heads >, custom grind cam, melling high volume oil. 672 Posts. #7 · Mar 24, 2008. the 461 has a.

1967-68 Corvette Camaro Nova Impala 3917291 Double Hump Bare Heads/Pr.

Jul 15, 2014 · Chevrolet Small Block Head Casting Numbers; Casting # Combustion Chamber Size (CCs) Intake Valve Exhaust Valve Production Years Misc. Engine Size (ci) 10033867: 62cc: 2.02: 1.60 over the counter 23 degree, angle plug, 196cc intake runner, aluminum 10045434: 55 cc Over the counter 15 degree, angle plug, raised runner, aluminum 10051101. GM 37 head casting date code is J 23 74-->October 23, 1974. heads that came on the block I'm using and was planning on using are: GM 24 head casting date code is F 19 4-->June 19, 1974 (this head is in place on the passenger side with the 3 accessory holes facing the) GM 37 head casting date code is F 5 7--June 5, 1977 (this head is in place on.

Double Hump Heads ??? | The H.A.M.B. - The Jalopy Journal.

3890462 302, 327, 350, camel hump, 161-165cc intake port 3901068 350,285HP Crate motor, 64cc, 72ºintake bolt angle 3911032 307, 327, 68, W/O acces. bolt holes 3912264 283, 58-62 3912265 283, 63-64 3912311 327, 67 3912313 327, 65-67 3917290 307, 327, 67-68, 142/59cc ports 3917291 302, 327, 350, camel hump, 161/65cc ports.

327 Double Hump Markings - Info Exchange Forum.

Dothan, AL > Buy & Sell > Auto Parts Sale in Dothan, AL > SBC 462 Heads - $500 (Dothan) SBC 462 Heads - $500 (Dothan) View larger image. Ad id: 112211222124850; Views: 4; Date listed: 2 weeks ago; Price: $500.00. Forsale are a complete set of sbc double hump heads. These are a set of 462 's. They are date coded early March and April of 1966.. One of the biggest mis-understandings come from the external markings on the outside of the casting,which many people use for indentification.The most widly known is the "Double Hump","Camel Backs",and "Humper".This mark is found on many medium and high performance heads of the 1960'sMany times this mark has been mistakenly beleived to be the. Apr 14, 1999. 24,465. Bismarck, North Dakota. I don't have any Old School Knowledge, but I have a copy of Colvin's Chevrolet by the Numbers 65-69. Colvin says the 461 head was used on 65 and 66 327 engines with either 1.94 and 2.02 valve sizes depending on application. He does not mention a 461X casting for 65 and 66.

1970 double hump heads | NastyZ.

Answer: Double-hump heads are a specific casting of cylinder heads for Chevrolet's Small-Block V8 engine. The casting number of these heads are 462, 291, 461, among others, all differing slightly from each other. The heads were first manufactured by Chevrolet in 1962 and were used on a number of.

Quick Answer: How do I identify Chevy heads? - EnjoyD.

Designed for 1962-86 small block engines (302/327/350) Step back in time with our modern reproduction of the iconic Chevy 461 double hump cylinder heads, now cast in lightweight aluminum! Also known as "fuelie" heads, the 3782461 castings were used on many legendary Chevrolets from 1961-1967. Where is the casting number on Chevy heads? For CHEVY engines,... What are double hump heads worth? RIP: 2/16/2019. 461 and 462 double hump complete heads should be worth or priced at $200 a set at the very least. With all the choices in new motors and heads these do not have the interest they once had. Sep 10, 2009 · The "standard" 461 head's intake port volume was 161cc, exhaust was 62cc. Valves were 2.02/1.60". Double hump casting marks. The "X" casting had the same port configuration; yet, larger intake port volume. Intake port volume was 172cc, with the same exhaust at 62cc. Yet, valves were smaller at 1.94/1.50".

Chevy Double Hump Heads parts for sale for Sale in Port Charlotte.

The double hump heads were factory installed on all High Performance Fuel Injected and carbureted Chevrolet vehicles including Corvette, Camaro RS SS & Z-28, Chevelle Malibu, Chevy II Nova, Bel Air, & Impala. These heads will also interchange with other camel hump heads with casting numbers 461, 461X, 462, 291, 292, 186, 041, & 492.

186 casting double hump heads - Team Chevelle.

The double hump or camel hump casting symbol on the end of this head indicates a performance cast-iron head used in the 1960s. Pre-1969 heads do not have accessory mounting holes.... Pontiac Motorsports Heads. PN/Casting number 10033867 is a standard-port-location aluminum head with 62-cc chambers, 196-cc intake port volumes, and 2.10/1.625. This is for a Pair, (2 heads), of Bare, (Not Exactly Like the Complete File Photo Examples Sold Previously), for a Mid Year 1966 or Early 67 1967 Used Chevrolet SBC, (Small Block Chevy), Double Hump, (Sometimes called "Fuelly", "Fuelie" Heads), Used Cylinder Heads in Good Condition, (GM Casting Number 3890462, GM Group Number 0 Intake manifold.

Double hump heads - For A Bodies Only Mopar Forum.

Part Number: SUM-152123.... Video. View. $393.50. Summit Racing™ Cast Iron Cylinder Heads for Small Chevy. Cylinder Head, Cast Iron, Assembled, 72cc Chamber, 165cc Intake Runner, Chevy, 302, 327, 350, 400, Each See More... Think you have to scour the local bone yards to find a decent set of GM's old double hump or fuelie cylinder head. 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 10045434 55cc Over the counter 15 degree, angle plug, raised runner, aluminum 10051101 55cc 2.02 1.60 Bowtie,. Feb 20, 2010 · 68 210 Hp 327 - More then likely a 2BBL, Cast Medium Journal Crank, Cast Flat Top Pistons with 9:1 Compression and 1.94/1.55 291 Heads. The Cast Crank limits you to 6800rpm (I would not push over 7000rpm mated with Hyper-Tek Pistons and Roller Rockers with a cast crank).

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