Author Topic: Which headers for 86 k10 pickup with zz4 crate motor?  (Read 12545 times)

Offline english_5064

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Re: Which headers for 86 k10 pickup with zz4 crate motor?
« Reply #15 on: March 03, 2011, 06:09:58 PM »
I agree that the 770cfm is too big. I have no idea why GM would provide this carb with their turn key zz4.