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More like 10,000 hours. Seriously, three compression rings plus oil control? Cast iron heads WITH valve seat inserts and bronze guides? The wrist pin bushing is even full pressurize lubricated with the connecting rod gun drilled from the large end. Of course this also cools the piston. The...

And many 002/003As have newer engines. Check the blower housing for an Onan data plate, read the contract number. The engine serial number also has a date code embedded in it.FREQUENTLY ASKED QUESTIONS on Onan Generators - SmokStak My 002A was so new, the first oil change had the flyball...