Where is the VIN on a 350 engine?

Where is the VIN number on a 350 engine?

You can find a stamped number on the top of the block, just forward of the leading edge of the passenger side head. This will tell you exactly what the original vehicle was and what year it was. Here’s a example of the stamping on the front passenger side of a GM 350.

Where is the serial number on a 350 small block?

Code Location



Chevrolet smallblock engine codes are located on the right, or passenger side of the engine block (left side when facing the engine from the grill). They will be near the alternator, and may even be obscured by it.

Can I tell engine size by VIN number?

Your VIN number is your vehicle identification number and you can find your engine size by VIN number. In the series of numbers and letters, the tenth from the left denotes the model year and the eighth is the engine codes. Just tell the store clerk those two characters and you’re in business.

How do I know if my engine is a 350 or 400?

Check the bore on the engine if the heads are off. The Chevy 350 cubic inch engine has a 4-inch bore whereas a 400 cubic inch engine has a 4.125-inch bore. The 350 has a 3.48-inch stroke, and the 400 has a 3.75-inch stroke. The 350 rods are 5.7 inches whereas the 400 has 5.565 inch rods.

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What year is my engine block?

The engine will have a alphanumeric casting number on the passenger side (right side) of the block, under the heads. The first letter of the code identifies the decade (C=1960s, D=1970s, E=1980s), the second digit in the code identifies the specific year.

How do I know what GM engine I have?

How to Identify a GM Block

  1. Locate the engine ID number. On small-block V8s, it is located on the passenger-side front of the engine block, right below the cylinder head. …
  2. Decode the ID number prefix. …
  3. Cross-reference the engine ID number with a Chevrolet engine ID listing.

How do you read a engine serial number?

Your serial number is located on your engine plate, often located on the left-hand side of the engine. Typically the first letters and numbers will identify the engine, for example, DJ51279, to find all the parts we have online for your engine.

How do I know if I have a big block GM?

The first indication that a motor is a Big Block Chevy is if the codes are stamped above the timing chain cover. All Big Blocks are stamped there. Small Blocks are stamped on a pad in front of the passenger side cylinder head and are often covered by the alternator.

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