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Old 10-27-2015, 04:25 PM   #2
geezer#99
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Join Date: Aug 2009
Location: Bowser
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Re: Accel/Summit HEI distributor advance curve

Your numbers are wacky.
For one simple reason.
Your dizzy is in distributor degrees.

You need to double those numbers to get crankshaft degrees and rpm.
Then your dizzy will be the normal 22 plus your initial of 12 equals 34.
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