
12-29-2013, 03:29 PM
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CC Member
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Join Date: Apr 2011
Posts: 1,092
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Not Ranked
Quote:
Originally Posted by Got the Bug
I've been running the Joe Gibbs Racing oil for a while. I traded a couple of emails with Lake Speed Jr. at JGR and decided on a 50/50 blend of HR-1 (15/50) and HR-2 (10/30).
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I did the same thing, traded emails with Joe Gibbs technical staff. Gave the bearing clearances on the alu 427w and they came back with - for break-in use Gibbs BR straight 30wt, then go with the Gibbs HR-3 Synthetic 15W-50.
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