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Old 03-11-2010, 07:40 PM   #1
MR .T
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Join Date: Jan 2010
Location: Kitchener, Ontario, Canada
Posts: 94
Re: vacuum advance distributers

the hi po dist i built for my hotrod has 12 degrees vacuum advance stock might have up to 24 degrees on an HEI this is too much if you want a good performance engine.

I run 15 initial, 20 mech and 12 vacuum for a hotrod. My 78 4x4 is stock 5 initial 20 mechanical and around 22 vacuum

I hope that helps alittle.
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