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Discussion Starter #1
468 chevy, 13-1 com. Grumpy jenkins iron heads, tunnel ram 750 carbs. cam is 650 lift 260 @ 50 on a 108. im running auto lite ar13 now. My engine guy is saying they are to cold. Thanks in advance.
 

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Discussion Starter #3
No. He is telling me to run a street plug. The plugs get a little black from idle but clean up. I use the boat as a cruiser and some speed runs. Just wanted to get some opinions and see what other people are running.
 
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