Whats so special about Onan generator oil
Just doing a service on my generator (5500 Marquis model 5.5HGJAB-1038D). Bought plugs and filter, but they wanted $15 a quart for the Onan SAE 15W-40. Thought maybe I could just get it cheaper at an ...
Forum Discussion
AND, all those Onan oil rigs.
I went to straight 30wt after reviewing the Onan site for oil/temps, as we are always in hot country, not hot as in CMA, but geographically hot!
I went to straight 30wt after reviewing the Onan site for oil/temps, as we are always in hot country, not hot as in CMA, but geographically hot!
