Re: headers off a 91
Some use Stage 8 bolts:
https://www.stage8.com/gm-performanc...der-bolt-kits/
https://www.summitracing.com/parts/s...8aAnuuEALw_wcB
Mine set were either from SRP Products or Jeff Flint (I forget it was that long ago)
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1990 Corvette ZR-1 #1051
Watson Headers (2" Primary) - Flowmaster Cats - Borla Catback
Late Model IH - Plenum
Coilovers - 4.10s
Shelby Series 1 - Wilwood Brakes
Custom Interior
NCM Lifetime Member #978
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