Cool car. So are you running the HP500EFI MEFI ECU with the 454 as is or has it been reprogrammed (or are you using a different ECU entirely)? When I had the HP500EFI in my ’67 I found the stock program to be a bit rich but tolerable. The ASM reflash helped a bunch.
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James
1967 Camaro RS - The OLC
1967 Camaro RS - Recycler
1969 Camaro - Dusty
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