i use stock heat range...gapped at .040"
Timing about 10*-12* depending how hot...and i live in cali..it's been 95-100 all week.
I only spray 75-100 though
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4.10's,long tubes & 75 shot...Goes 12.50's
Check it out at
http://www.burnouts.stangnet.com
11's coming soon!!!!
Heads,intake and cam are all here