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Old 01-07-2017, 04:23 PM   #7
jerry
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Join Date: May 2006
Location: Cricklade
Bike: Multiple Monsters
Posts: 2,822
a lot of new engines are designed to run on 10-30 to reduce friction but ducatis prefer 10-40 or 50w

4 valvers MUST have fully synthetic but 2 valvers cn use semi synthetic
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