Quote:
Originally Posted by Snakebit
Bernie, are you running 40mm chokes on the 289? I have a 331 small block with 185 AFR heads 60 idle jets, 1.10 holders, f5 emulsion tubes, 155 mains and 190 airs. Running 37mm chokes. Plugs are black and is running rich. just ordered a set of 40mm chokes from VEE DUB parts.
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42 choke,190 air is too lean try 155/ 160 air and 120 holder,probably better with 40mm choke