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Old 04-01-2013, 09:20 PM
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east tx skier east tx skier is offline
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Join Date: Jul 2004
Boat: 1998 Ski Nautique
Location: End of my rope.
Posts: 26,109
Rotella is fine in anything with Vortec heads. In the older flat tappet Fords (all Fords) and Chevys, find an oil with appropriate levels of ZDDP such as, but not limited to, Valvoline VR-1 20W50.
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Red 1998 Ski Nautique, PCM GT40, 310 hp, , Acme 4 blade, Perfect Pass SG/Zbox.

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