How to tell if I have the L48 or L82 engine?

Asked by 77vette May 24, 2007 at 01:52 PM about the 1977 Chevrolet Corvette Coupe

Question type: General

Don't know what engine I have - how can I tell

6 Answers

if the 5th number in your vin number is a L it is a L48 i belive it is a R four the L82 i have a 77 with the L48 my self

9 people found this helpful.
40

The 5th character on your vin will determine engine type. J for L48 and T for L82.

4 people found this helpful.
10

So I got a 73 impala thats swapped with the 75 corvette engine how would i tell which one it is

1 people found this helpful.
20

Look at the valve covers if there baby blue its a l48 l82 had fin then check the stamp code below the pass side valve cover the 5th diget is L its a l48.

2 people found this helpful.

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