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RambleOnNW's avatar
RambleOnNW
Explorer II
Oct 20, 2015

Onan Gen Mobil 1 0W-40 vs 10W-40 HM Oil Analysis

Did an Onan 4000 Gen oil change recently, and sampled the Mobil 1 0W-40 oil. This was about 14 months change interval vs 28 months for the previous change, Mobil 1 10W-40 High Mileage. Iron wear t...
Class C
tommykelly's avatar
tommykelly
Explorer
Oct 21, 2015
wow...air cooled and there is no oil pump..splash system...keep posting...would like to know how long it stays together...I have the same unit

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