Thread: Pennzoil 80-90 or Mercury 90
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Unread 04-28-2019, 03:19 PM
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SkunkBoat SkunkBoat is offline
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The cheapest one that says API GL-5....Marine hypoid 90 or 80w90.
West Marine brand or Sierra tend to be the cheapest. Don't find hypoid 90 in auto stores anymore.
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