69 COPO Chevelle Mecum Dallas 2018 - The Supercar Registry

#17

10-11-2018, 05:25 PM

mockingbird812 mockingbird812 is offline

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Quote:

Originally Posted by John

… Does that build sheet say that it is a 396/375 motor ?
… with "copo transmission and copo wheels" ?
… or is it a 427 copo motor

pretty sure the L78 call out is standard, then if you check below the options columns toward the left, you see the "9566aa" which is the code indicating a conversion at the factory to the 427 engine among other copo features (i.e. suspension) . I don't know about copo transmission, copo wheels.

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Sam...

Last edited by mockingbird812; 10-11-2018 at 05:28 PM.

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John (10-11-2018)

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