Thread: Brad Penn racing oil has anyone ran it??
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Old 07-29-2009, 06:50 PM
  #40  
OneBadGMC
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Join Date: Sep 2007
Location: Belleville, IL
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You should care. That slipperyness saves your rod/main bearings, lifter bores, push rod ends, etc etc. It does a little more than just protect your cam lobes.
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