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Ask GM Tech (Cam) Your Own Question
GM Tech (Cam)
GM Tech (Cam), Chevy Technician
Category: Chevy
Satisfied Customers: 15201
Experience:  GM Grand Master Technician 2007. 14 years experience.
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I have a 1955 Chevy with a 454 in it. I'm trying to figure

Customer Question

I have a 1955 Chevy with a 454 in it. I'm trying to figure out what year it is these are the numbers I found on the engine block. P03021-396 NVS also 03-08-0603. I would appreciate any kind of help.
Submitted: 1 year ago.
Category: Chevy
Expert:  Gary replied 1 year ago.

on the passenger side front of the block near the top of the timing cover area what is the stamp numbers there ?

engine ID as seen in this picture

also it would help if you could get the block casting numbers to the back drivers side of the block

Customer: replied 1 year ago.
There is nothing there
The only thing I see is the letter CQEF
Expert:  Gary replied 1 year ago.

what is the casting number ?

Customer: replied 1 year ago.
I found this number 101 F02
Expert:  Gary replied 1 year ago.

there should be a casting number like the picture i sent you

what is that number it is a raised number drivers side back top of the block behind the rear drivers side headusually starts with a 3
Customer: replied 1 year ago.
How do you read this serial number. T0220FBW. I was wondering if this would tell me the year it was built. The motor is in a 1955 Chevy Bel Air . thanks Denis porter
Expert:  Gary replied 1 year ago.
you can not get the casting number off the back of the block ?