Vintage Certification @ MCACN 2023 - The Supercar Registry

#27

02-05-2024, 01:07 AM

Steve Shauger Steve Shauger is offline

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Quote:

Originally Posted by HuggerSS

This car is RPO Z283; which is factory equipped with headers.
RPO Z284; would be header/cowl plenum equipped from the factory.

Z28 with ECL BA= Z28 without either.
Z28 with ECL BB= air plenum only
Z28 with ECL BC= headers only
Z28 with ECL BD= headers and cowl plenum(refer to window sticker pictured)

There were 4 Z28 ECL combination as represented above.

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