L78 & Today's Pump Gas? - The Supercar Registry

#11

05-02-2021, 01:45 AM

Pro Stock John Pro Stock John is offline

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Quote:

Originally Posted by big gear head

My 427 is a true 11:1 engine and I'm running 91 alcohol-free fuel in it with the timing turned down to 35 degrees. When I go to the track I use 110 with the timing at 39 degrees. No problems so far. I have open chamber aluminum heads which may make a difference.

I had been wondering how much timing y'all are running.

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