Hot Rod Forum : Hotrodders Bulletin Board - View Single Post - levels of zinc in valvoline racine oil?
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Old 11-22-2007, 11:39 AM
glen242 glen242 is offline
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I use Valvoline VR1 racing oil. According to their web site, they have a good amount of ZDDP. I run it in my flat tappet stroker, and have been since the new engine about 1 1/2 years ago.

Available at NAPA, although it may be a special order item.
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