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Old 04-04-2010, 01:24 AM   #83
nrb's70gmc
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Join Date: Sep 2008
Location: magalia,ca
Posts: 366
Re: HEI Ignition Problem

Quote:
Originally Posted by highperf4x4 View Post
With the carb you're running the vacum advance is probably connected to the "timed" port. So it doesn't advance until you move the throttle.
i dont understand what that means, but the vacum advance is plugged into the carb (left hand side when looking at the carb. (the right hand side vacum port (or what ever it is) has a cap on it
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1970 2wd 3/4 ton- 2004 crate 350 thorley tri-y headers-edelbrock performer eps manifold 600cfm performer carb, crane cams energizer cam,lifters, dual 2.5 magnaflows, mallory HEI, powermaster 140 amp altenator, griffen aluminum radiator.(8 MPG)
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