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Old 09-18-2025, 02:09 PM
GMC_Typhoon GMC_Typhoon is offline
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Quote:
Originally Posted by FTC View Post
Hmmm....OK, I'll bite.

4 wheel disk.

Close ratio 4 speed

High Performance Unit and Sports Car Conversion.......

I see nothing noting Central Office Production Order so does that mean a 427 dealer conversion?
9560 is a ZL1.

This appears to be the window sticker for ZL1 number 65

Last edited by GMC_Typhoon; 09-18-2025 at 02:18 PM.
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