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Old August 4th, 2017, 06:39 AM
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TJ's GMC TJ's GMC is offline
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Join Date: Mar 2015
Location: Cave Junction, Oregon
Truck: 1964 GMC 1500 LWB Wideside 305E V6.
Posts: 1,327
Rep Power: 366
TJ's GMC is on a distinguished road
Default Re: Going to HEI distributor and screwing up (a lot?)

Max I was able to pull was 16-18 with my 305. Initial at 8 degrees. 4-6 is the spec.
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"Excuse the rust I use my truck"
1964 GMC 1500 305E/sm420 4 barrel intake mod and dual exhaust.
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1964 Chevy C20 292/SM420
1966 Chevy C10 292 hotrod 6/TKO600


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