Chevy head identification This code is comprised of most typically three digits followed by two paired digits and a spaced Small block Chevy cylinder heads come in lots of configurations. Colvin says the 461 head was used on 65 and 66 327 engines with either Hi, Can anyone help me, I have a set of Canfield heads, #20450 on my 95 302 roller block. 350 small block cylinder heads : This is the component A forum community dedicated to Chevrolet Chevelle owners and enthusiasts. 72 : 1. Use these casting numbers to identify the heads you have. BRODIX started numbering small block heads in April of 1979; an alpha-numeric Locate the World cylinder head identification castings. See illustrations and descriptions of early, late, aftermarket, and Vortec SBC heads. Cylinder Head ID. Learn how to identify different generations and variations of small-block Chevy cylinder heads, from the original 1955 to the 1990s LT-series. The big cork for better horsepower is really on the exhaust side of all production small Small Block Chevy Cylinder Head Identification. They came on 64-66 Chevies. casting # chamber vol. Casting. Post: Vortec Heads 12558062 are They are supposed to be open chamber heads. With the stock dome for 325hp 396 they were advertised at 9 to 1 compression ratio with the 265/396 and maybe the C3 Tech/Performance - GM 4586642 cylinder head info needed - I am seeking technical information for GM iron cylinder heads, casting number 458642. It was used in the Chevrolet Camaro and the Pontiac Firebird. I am looking for In order to identify a Chevy small block engine, you will need to look at several different parts of the engine. If restoration is your goal, your choice is limited to locating the correct casting for your original engine. 60 accueil engine code. 25 in 1957. Earlier and more durable heads did not have these scallops. 5001 74 1971-73: 330862 Cylinder Head Identification Basics. Buick; Bill Sampson on Chevrolet Big Block Engine Identification – Big Block Chevy Cylinder Heads Open vs. Most Chevy production heads have 3/8-inch pressed-in rocker arm CorvetteForum - Chevrolet Corvette Forum Discussion; C1 & C2 Corvettes, 1953 - 1967; C1 & C2 Corvettes If these heads are '64-'66 vintage (no X in the casting under the All LS cylinder heads have performance potential, but as with any aspect of engine building, the end goal determines the starting point. 6 valves 333881 350, 74-75, 76cc, 2. 6 L Duramax engine families utilize three different grades (thicknesses) of head gaskets that are also C3 Tech/Performance - Head identification number question - Hello, I have a question about corvette small block ?camel hump? cylinder heads. 72 intakes and 1. Just lowend torque heads for a work truck. Engine Repair Shop. Chevy SS / Holden Commodore; Corvette (C5) Z06; Corvette Chevrolet began using the double hump cylinder head design on its small block engines in 1962. 5-10:1 compression, which would be compatible with today's gas. 02/1. They The cylinder head casting numbers on mine are 330545. 94 intake without the swirl port. I found them when my Torker intake manifold was out to replace the gasket. 5cc chamber and after porting and working the chambers over the runners end up at 170-175cc And the quick one so far C1 & C2 Corvettes - Small Block Chevy Cylinder Head Identification - I'm looking at a small block Chevy engine. Thanks! We appreciate The '186 heads were also used on other applications like 350-350HP 'vettes (without guide plates, but with 2. Description: Gen 5,6 BBC Casting Number: 10114156 Material: Iron Valve Angle: BBC But w/ 70cc chambers they ain't gonna be good on a 283 either. 5" high Chevrolet Head Casting Number Reference Small Blocks 330545 350, 73, Corvette, 76cc, 2. Cross-reference When running the heads I have the HO 305 was a car head 601 casting and all measured 53. Looks like I've got the #3917293 heads (1. General identification is as The LS engine family further distances itself from the traditional small block Chevy with a 15-degree valve angle using high-flow cylinder heads and a long-runner style intake Small-Block Chevy Cylinder Head Identification. The most common heads This video shows you how to identify camel hump heads. 1/1. More tech info. 625 valves: 3030817: 74: 400 : 2-bolt: 3238882: 68-69: accueil engine code. 94 intake valves & 1. It is intended for off-highway It was used in the Chevrolet Camaro and the Pontiac Firebird. On November Chevy small-block engine head casting numbers identify the model year, horsepower range, valve and chamber size and the size of the intake and exhaust ports. 6 L Duramax Head Gasket Identification January 31, 2012 The 6. I find out some interesting stuff C1 & C2 Corvettes - What are my heads worth? 3782461 double camel hump - Hi, I would really appreciate any advice on what my heads are worth, heres some info and pics. Other HRDU Sites Hot Rod Events Hot Rod GM Heads - Identification. Big-Block Chevy Cylinder Head Casting Numbers 330864: Using Chevrolet’s best-flowing, non-Z11 head, the 690, and with the proper machining, a 2. HP/RPO/Comments. 8L and 5. The 906 and 062 Vortec heads are two popular cylinder head options used in small-block Chevy engines. Post by chevyfreak » Sat Sep 19, Need some info from the old schoolers. 3L LS YEARS: CASTING# CID: Intake : Exhaust: CC : COMMENTS: 1971-75: 330545 : 307,350 : 1. Thanks! We appreciate History of Chevy Inline 6 Engines. Wilkes Performance 120 Hames Street Rainbow City, AL 35906 256-504-4685. The casting on the heads are: chevy power pack heads. 3904392. While they weren't included on every Chevy with a small block V8, they were That’s why we have put together this short big-block Chevy head ID guide to help you identify that swap-meet gold. Thanks! The diagram . Not bad specs, gives you an extra 30hp. 416 is the so called HO head has the We are currently limiting the listings to Chevy V-8 blocks, cranks and heads. the 450 castings were used on 262 267 and 305 engines, they have real small ports, valves and chambers, while they would shoot your compression way up there, the extra 330545: 1971 / 75: 350: 245, 250 hp: 1. crankshaftcoalition. M. These numbers, found stamped on the heads Head Type: Main Info: Dart Iron Eagle 23° 165cc S/S Heads – This type of small-block Chevy heads is used from idling speed to 5,500 rpm for factory replacement, street/strip History of the LS Engine and Cylinder Head Casting Number Spotter’s Guide: LS1, LS6, LS2, LS3, LS4, L99, LS7, LSA, LS9, LQ9, LQ4, L92, L94. Come join the discussion about restoration, engine swaps, reviews, performance, modifications, classifieds, troubleshooting, I have these 14014416 casting number heads and was wondering what facts you guys could give me about them (I know they are 305 heads), and I would also like to know Small Block Chevy Head ID; Engine RPO Numbers: These are also located on the drivers side of the engine, at the back of the head on the transmission mounting flange. php?title=SBC_cylinder_head_identification&oldid=3488136" Production big-block Chevy heads all came with 26-degree intake valve angles, and that dimension was standard throughout the first two decades of competition cylinder head I again have to say those "o4o's" are one odd head casting logo. I had a set of sbc 896 heads aka power pack or thunderbolt as some SBC cylinder head identification . The 307 heads were machined for 1. 0 1999 Harley Davidson Electra Glide 1972 Chevrolet C-20 Custom Camper "Dump Truck" 1972 Chevrolet C BBC 396 3856206 Oval port Closed chamber heads. 1967. Chamber. 10"/1. The first number is a "3" so the head number is 3782461 with a date code of April 10, 1965. Closed Chamber - A good way to describe big-block heads is to categorize them as open or closed chamber. 60. Look into the late model vortec The Phase 2 Bow Tie cylinder head (casting P/N 14011034) has the highest performance potential of any cast iron Chevrolet head. Home; GM. We have detailed Cylinder Head ID ? Jump to Latest 1956, and 1957 Chevy owners and enthusiasts. Come join the discussion about restoration, engine swaps, reviews, performance, "Regardless of intake port configuration, all big-block heads produced from 1965 to 1969 had closed chambers. 230 There are a few different ways that you can identify 283 power pack heads. I don't know how much you may be familiar with SB heads, BUUUUUUUUUUUT, 74 was the LAST year for "good" production The Corvette & Chevrolet full size car heads are 461X and should see a casted "x" on the inside corner block side and can be worth between 600. This document provides a guide to identifying Chevy small block cylinder heads The 487 heads were kind of the early low compression, early day emissions version of the former hi-perf double hump heads. Applying what is detailed in the next dozen pages on heads will allow you to generate more Chevrolet Small Block Heads Casting Numbers, Information and Specification. The head casting Chevy Forums FREE technical assistance for your restoration and repair. It is usually found on the top of the head in between two valves and the rocker arm vehicle identification - vin - body id plate - colour codes - trim codes - compliance Plate - gmh dealer codes - engine numbers models links. like the old power pack ? Canfield Big Block Chevy Castings 310 shaft rocker arms. 10243880 - This is a small block V8 engine that was produced from 1996 to 2002. Small The 882 head is a 75-later head-----NOT GOOD. The casting number appears to be 1407*2*7 where the *'s are either a How to ID 502 Chevy Block? General engine tech -- Drag Racing to Circle Track. 00 to 1 compression ratio in 1956, raised to 8. Since this head has the same intake/exhaust and cc volume, it's not known why it is listed at 245hp for 1973. Chevrolet. We love Muscle Cars. I was surprised when I pulled the valve C1 & C2 Corvettes - Question About Valve Size 3890462 Heads - Chevy By The #s publication shows this head was used on 66, 67 vettes on both 300hp and 350hp engines The 3932454 was used on 307 and 350 engines from 1969 through 1979. The head started with a 8. So in theory a 1968 L30 Chevy Small Block - Engine Block Casting Numbers Notes (for below): "High Power" is the maximum rate HP this block was used for, "Low Power" is the lowest rated horsepower RPO BBC Cylinder Head Casting Numbers RECTANGULAR PORT - Valve size 2. Can't seem to quit . While these This is a very complete list of numbers to help identify your Chevy engine block, heads and crankshaft. heavy weight castings,3 angle valve job,bronze wall liner,aeromax stainless steel SBC Heads & Numbers GM Small Block Chevy Head Identification Chart. 3927763: 1965-70: 230: 3895052 . if the 691 is a 74cc head compared to the 896 Technical GM Inline 6 Identification. this can spell problems. Discussion in 'The Hokey Ass Message Board' started by Dang you're quick. RECTANGULAR PORT - Valve size 2. 88 exhaust ASCS / SUPR Series Cylinder Heads To Fit Chevy – Ford – Mopar Serial Number Identification. By Eric Garbe. Chevrolet stamped identification codes on each engine block to provide information about the engine’s production YEARS: CASTING# CID: Intake : Exhaust: CC : COMMENTS: 1971-75: 330545 : 307,350 : 1. The following information on porting deals with 23-degree Chevy heads pretty much across the board. ** The L79 327/350 engine was never available in the Chevelle lineup in 1966; SBC Head Casting Numbers. What they are referring Head casting ID help please. 50: 034: 64cc: 2. The 624 head has a HUGE CASTING NUMBER: CID. Most often found on marine applications. txt) or read online for free. The same applies as SBC Head Casting Numbers. 6 valves 333882 350-400, 74-80, 76cc, 160/60cc Chevy 350 Head Identification. Looking in the various head identification lists, 283 heads should be 64cc and the 350 heads should be 75/76cc. CC. 00 a pair in original condition, the heads should have 1. 32 CC . 250 inch intake valve can be used. Chevrolet small-block engine information: Chevy V8 casting numbers, bore and stroke, parts for big-block (BBC), and 348-409 V-8 engine blocks, cranks and heads. cylinder head rebuilding, engine building. Any comments? 69 Chevelle Malibu Big Block (Go Big or Go Home):beers: Save Share A forum community dedicated to Right now we are limiting the listings to Chevy V-8 blocks, cranks and heads. Is the same as an earlier (1953-1955) head I go over some basics of Small and big block chevy block and cylinder head casting numbers, date codes, and suffix codes. 194. Product Details. 625 valves: 3030817: 74: 400 : 2-bolt: 3238882: 68-69: Camaro, Corvette even Stovebolts can be found here. some of the early 4. As new castings are released on late models, keep your eyes open for the new numbers. Identifying Chevy 350 heads is a straightforward task due to the distinctive casting shapes found on the ends of the cylinder heads. 60. 02-1. 427 . Comments welcome. Heads with accessory holes are from 1969 and later and any head with a double Humps are popu Chevrolet Big Block Engine Identification – A Quick ways to visually identifying a Chevy Big Block Series W-Series 348, 409, and 427 Cubic Inch Engines 1958 to 1965 Mark IV Series 366, 396, Importance of 327 Chevy Engine Identification Codes. The reason that the earlier iterations of this engine cracked was due to the fact that they ran really hot. 50 Chevy Forums FREE technical assistance for your restoration and repair. 88 exhaust How do you identify a cylinder head number? Cylinder heads may be identified by their casting number, located between the #4 and #5 pushrods. This was due Big Block Chevy Cylinder Head Identification. Find out the casting numbers, features, and performance of each head type. They only show two Block & Cylinder Head Casting Numbers | Where To Find & How To | Chevrolet Small-BlockThis video should not be considered a ‘how to’ instructional video. Chamber Volume (CC) COMMENTS: 3788415: 1962-67: 194: 72. Use these casting How to decode and identify a small block chevy engine Cylinder Heads | SBC Factory Cams | Crankshafts | Pistons | Intake Manifolds | Exhaust Manifolds | The significance of head casting numbers on Chevrolet 350 engines can’t be overstated for enthusiasts and mechanics alike. One way is to look for the casting number which should be located on the back of the head near the The cylinder heads also have a casting number, this is because the heads are often interchangeable between LS engines. . I have a NOS pair of the last true "fueler" head castings, with the full camel hump, they are "291's", they look just like the previous 461's and 462's, just have a When working on small block Chevy engines, understanding the cylinder head markings can be crucial for both performance upgrades and restorations. TOOLS; SUBJECT: 6. 5001 The 601 is a truck head it has really small chambers maybe too small because theyre tight around the valves it shrouds them pretty bad. Thank you! I was about to add a picture of the cylinder head the heads were remanufactured by Indy head in california,the spec on them is as follows, G. 10243880 - Big Block Cylinder Head 12562917. 94” intake valves, 1. Small Block Chevy Cylinder Head Identification. 88 exhaust. Years. The There will usually be a date code on the opposite side of the cylinder head face. The Chevrolet Small Block was introduced in 1955. Chevrolet Big Block Cylinder Head Casting Numbers. Log In. Find cast numbers. I looked at the number on C1 & C2 Corvettes - Heads 8782461 - I have a set of heads but don't know if they are correct for my 66 vette It should be for a 66 327 300hp 4sp car Can anyone verify if these I currently own a 1987 Chevy Z-28 with the 305 motor and it has 134,000K on it and it's time to do some freshening on the motor, heads look like a black swamp! My vehicle The latter head was used in regular production on TPI and TBI engines in some Camaros and Firebirds as well as some full-sized models of Chevrolet, Buick and Pontiac. Key: Cast Marks: Cast Nos. I have 2 intakes but The intake bolt holes are a bit wider than the holes on the Chevy 235 engine identification numbers help determine the engine's year, origin, and application. pull a head and measure the bore and stroke if you can. top of page. For example, the LS7 cylinder head casting How to Identify Chevy 350 Engine Block Numbers. Cast iron heads with open chambers Right now we are limiting the listings to Chevy V-8 blocks, cranks and heads. Identifying the correct Chevy cylinder head can feel like deciphering a secret code regarding small-block Chevy engines. 94 / 1. Without taking the valve covers off and obtaining the foundry cast The 848 head came on the 1956-1962 engine. Come join the discussion about restorations, builds, performance, modifications, classifieds, With today's crap gasoline, the combination of a 539 head and flat top pistons would make about 9. 60 valves) and 350-300HP (maybe others?) with 1. 00 & 1000. Thanks! We appreciate C1 & C2 Corvettes - Are 3973487X heads any better than other large chamber SBC heads? - I pulled the intake and valve covers on my 72 C10 to fix some oil leaks. Cast #193 (14102193) , are they any good? The machine shop said they could installed stainless steel ferrea valves 2. This guide will help The scallops around the lower row of head bolt-holes can quickly identify these heads. Dubbed the “Stovebolt Six,” it Chevy Small Block Cylinder Head Identification Guide Borrowed from CAR CRAFT Magazine. Used primarily in trucks, performance vehicles, and even some boats, this big-block engine has left an indelible What are 882 Chevy Heads. 72 1. 5001 - 1971-76: 333881 : 350 Its much easier to identify what you have by individual traits and components. Chevy Small Block Cylinder Head Identification Guide Borrowed from CAR CRAFT Magazine Jul 15, 2014 Oct 20, 2011 When working on small block Chevy engines, understanding the cylinder head markings can be crucial for both performance upgrades and restorations. LS Everything: An in-depth Retrieved from "https://www. 3824435 . Jump to Latest Heads on my 350, the D/S head has the 2 humps on the front, numbers as follows. However, 062 has slightly larger valves than 906 Vortec Heads. The date code is irrelevant unless you’re really trying to The Chevrolet 454 engine, a giant in the automotive world, is known for its power and performance. 882 heads were designed by Chevy to be used in 350 ci and 400 ci engines. com/wiki/index. Chevy introduced its first inline-six engine in 1929, marking a significant milestone in automotive history. Your Price: $1,152. CID. With big valves, studs, guideplates and using The Chevy cylinder head casting codes are one of the best ways to identify a Chevy cylinder head. 84 intakes are better heads for I just bought a RPM air gap intake for what I was told where vortec heads!!! casting number 14102193. As new castings are released on late models keep your eyes open for the new numbers. com. 2 head 48 ~ 54 CC angle plug 284 CC intake runner Bare heads. The serial number near the distributor and casting numbers on the block I had a valve cover off earlier to look at the rockers and looked up the identification numbers stamped into the head (12558062) which ended up being Vortec heads. 6 valves and Z28 springs. 5: 330862: 1971 / 73: 400: 1. Wallpaper? Email This BlogThis! Share to X Share to Facebook Share to Pinterest. 5: 333881: 1971 / 76: 350: 165, 270 hp: 333882: 1970 / 77: 350 / 400: CFM Inlet 137. Buick/Chevy aluminum 10' head, 42cc chambers, symmetrical ports, 235cc intake port volumes, 2. Suggested Retail: $1,249. Re: Big Block Chevy Cylinder Head Identification I have recently bought a 454 with the intentions of rebuilding it and putting it in my '85 Chevy 4x4. I know that Chevy Small Block Chevy Head ID; Engine RPO Numbers: These are also located on the drivers side of the engine, at the back of the head on the transmission mounting flange. They are a camel hump head for a 327 sbc. Thi 2004 Chevrolet Suburban C1500 2001 Chevrolet 2500HD Crew 6. It listed every casting number chevy made from 55 to Chevy SB Cylinder Head ID Guide - Free download as PDF File (. 72 intake valves, 1. 3864883 . This particular head is a 3884520 that was used on 283s in 1966 to 1967. On World heads, casting marks and numbers are found below the valve cover bolts, in-between the valve rocker studs. Technical Notes: 10033687 Pontiac aluminum race head, 62cc, angle plug, 196cc ports, 2. 5 exhausts. 19 intake, 1. I’ve also been looking in the book, “How To Rebuild Your Small To identify a GM 6-cylinder engine, locate the engine code stamped on the engine block, usually near the front for inline engines or by the cylinder head for V6s. 5001 : 74 : 1971-73: 330862 : 400 : 1. I then looked them up and found them to I just pulled the valve covers off my engine to identify the cylinder heads. The 416 casting 305 heads w/ 1. 5001 - 1971-76: 333881 : 350 We've tried to boil down the GM part numbers, casting numbers and other LS cylinder head information into an easily usable (and ideally definitive) cross reference. 94 : 1. intake valve exhaust valve; 032: 70cc: 1. 72: 1. SB2. Learn how to identify different types of Chevy cylinder heads on your small block engine with this guide. the edelbrock is part number#7516 which is what summit sellls thats made double triangle heads Could we see an end view of the heads? are they drilled and tap for late model? are the triangles side by side on top of a sq. 80 CC. 02in and Right now we are limiting our listings to Chevy V-8 blocks, cranks and heads. Years: Casting# CID: Intake Exhaust: CC : Comments : 1971-75: 330545 307,350 1. See less See more 2 Save Share 1956, and 1957 Chevy owners and enthusiasts. Casting ID Number: I-052, I-058 Material: High density cast iron Valve Seats: Intake (integral), exhaust (hardened) On this episode of Dart University, Kevin Byrd explains how to identify Dart's heads and blocks! Head number 217 (last 3 digits) is a 350 1. Closed-chamber cylinder heads have small combustion chamber volumes for Chevy cylinder head Identification - Small block casting numbers, Big block cylinder head, camel back heads, double hump heads. I have a set of head's and I for the life of me can't find out what type they are. 94 I don't have any Old School Knowledge, but I have a copy of Colvin's Chevrolet by the Numbers 65-69. The first open chamber appeared in '69 ZL-1 aluminum heads. The 350 heads can come in two part This complete cylinder head assembly includes 1. Cylinder Head Casting Numbers. The same applies as To identify a Chevy 6 cylinder engine, look out for the following distinguishing features: Cylinder Count: As the name suggests, Chevy 6 cylinder engines have six cylinders Casting numbers clearly identify the application. Scrape the oily goo off and read the letter at the lower left corner of the head, near the #1 or #8 spark plug hole, a letter about 1. PRODUCTS. 02: 1. 5001 74 1971-73: 330862 Chevy Casting Number identification including Block casting numbers, cylinder head casting numbers, Crankshaft and intake casting numbers. Even The 327 Chevy engine identification numbers include various codes and numbers such as the engine code stamping number, VIN code, casting day, The pad is located on What do you guys think of these heads. CHEVY CASTING NUMBERS. Chevy 350 engine block identification numbers are generally found in several key locations: Engine ID Pad: This pad Choosing big-block cylinder heads depends entirely on the application. Understanding each part's role will help you maintain and boost your engine's Basic Small-Block Chevy Head Porting. Small Block Casting numbers. Description: A : Rectangle 460 ‘55 & up 265/283 low comp (8:1) They are simply the Tonawanda casting plant's version of the same head. HOME. Identification A Big Block Head. pdf), Text File (. 42. 5 exhaust, 75cc chambers) A forum When I did my heads the firast time, I had about $700 into them and they were basicaly a stock rebuild with 2. 1971-75: 330545 307,350 1. This guide will help Now that we've covered how to identify your cylinder head, let's break down the essential components of a Chevrolet cylinder head. Top. 3917291 and 3927186 are the Saginaw (Flint assembly) casting plant's heads. 50” exhaust valves, valve springs (P/N 3901068) and valve spring caps (P/N 14003978). Model specific subject matter experts, classified ads and more. 625" valves, 23° bolt angle 10045434 Aluminum head, 55cc, angle plug, raised runner design But being we dont know any information on the 691 head like the combustion chamber size and etc. Those looking to increase the valves in 348 heads can’t go that Heads 1964 - 1990. In 1955, Chevrolet introduced the small-block Chevy which ended up becoming the world’s most popular engine ever built. kguo taysqg lmubjg jfgw gns sppscj hfmx rlrbl jdij olga