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Old 09-22-2001, 05:35 AM
COPO PETE COPO PETE is offline
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Join Date: Apr 2001
Location: Glencoe, Ont. Canada.
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Default Re: 2001 Pure Stock Drags

Jim. ! 2 inches of vaccum at 1000rpm. With the inreased lash the motor went to 5 inches. It was interesting to note that we had the motor idling at 1000 rpm., increased the lash to .035 and with no other change the motor idled at 1700 rpm. It was nuts. Originally we thought we had a vaccuum leak and ran around the intake with a torch. No increase in rpm. Then we stuck the torch down the carb....no increase in rpm. Man that had us confused. We then stuck the torch tip in the pcv hose, and it picked up about 400 rpm.
Thanks for the tip, I am as we speak looking into a crossover pipe!
Peter
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