Chevrolet engine block casting numbers

You just picked up a new project, and start checking out the engine to see just what you bought, chevrolet engine block casting numbers. Is it the original for the vehicle? Or has the transmission been changed? Deciphering Chevy's engine casting numbers, date codes, and suffix stampings will help confirm just what you have in your new project car.

We are always looking for new castings numbers. If you have some information you want to share with us and our visitors, stop by the Forum and leave us a post! Right now we are limiting the listings to Chevy V-8 blocks, cranks and heads. As new castings are released on late models keep your eyes open for the new numbers. We appreciate the support and encouragement we have received from our visitors around the world for the past 20 years. Don't forget to follow us on Facebook, and if you run a website or write for a blog, please link to our site!

Chevrolet engine block casting numbers

General Decoding Information This topic can be somewhat confusing, especially with the amount of information available and the interpretation of it. You can decode the casting number. And you can check dates. The engine code and partial vin will accurately nail down whatever the thing is rather quickly, and the other information will fall into line with that. If you already know what you're doing, Chevy Engine Codes are listed down below. Let's decode something real quick like, you can read the details further down below: Here's an engine. I know Norwood built Camaros - among other things. So I'm dealing with something from a Camaro. Now to the engine code. V flint, january 12th CLJ in is a horsepower used in a Z28 Camaro mated to a manual transmission. If that happens to be the vehicle this engine is currently sitting in they "match".

It is common on these later blocks to see "5. Others have used children's Playdoh to make an impression of the numbers.

General Decoding Information This topic can be somewhat confusing, especially with the amount of information available and the interpretation of it. You can decode the casting number. And you can check dates. The engine code and partial vin will accurately nail down whatever the thing is rather quickly, and the other information will fall into line with that. This page has basic information on it, but it's a portion of the Small Block Chevy numbers information. The Engine Code page is where this topic is further detailed.

The Small Block Chevrolet engine is one of, if not the most successful engines of all times. Over the course of 50 years there were many different versions made. Some had better heads, more compression, or even more cubic inches. There are two sets of numbers that will help determine this. The first is a set of Casting Numbers, the second is a set of Stamped Numbers. As the names imply, Casting Numbers are cast into the block when it was made. These will tell you general information about the engine.

Chevrolet engine block casting numbers

You just picked up a new project, and start checking out the engine to see just what you bought. Is it the original for the vehicle? Or has the transmission been changed? Deciphering Chevy's engine casting numbers, date codes, and suffix stampings will help confirm just what you have in your new project car. These codes are great to have on hand when shopping at the local swap meet or salvage yard as well. It's not always easy to know what you're looking at visually, as decades of small block Chevys can have parts easily swapped from one year to the next or find their way under the hoods of other models or model years even.

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The format consists of divisional identification number, model year, assembly plant designation and vehicle serial or sequence number. More Info. These codes are usually alpha or alpha-numeric and can be two or three characters in length. They look like this "E 12 77", meaning May 12, Late model small blocks and early big blocks will have the date on the passenger side of the block. And you can check dates. Truck, Made in Canada Most are easy to find once you know where to look. Is it the original for the vehicle? Videos All Videos.

Knowing how to do a GM engine serial number lookup can be beneficial for you. Of course, GM has made hundreds of engines over the years, such as the Chevy engine , or the small block , among many others. The GM engine serial number is the production code of the engine.

Does that stand for April 2, or does it stand for April 26th and the year is missing or hard to see? II LT4, aluminum, reverse flow cooling, cc port, NOTE: This casting has been used in many different versions of this aluminum 18' and 15' Bowtie race head. II, LT1, aluminum Aluminum, 58cc, angle plug III, aluminum, Vortec 5. Vortec, truck Some casting dates do have the year and the decade indicated, making it easier. I SBC, 4. One way to identify GM truck motors is by their casting numbers.