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need help with oil issue

Posted: Thu Nov 12, 2009 9:13 pm
by mrT
is ther an oil drain screw on a honda sb50, and how do you put oil back into it and what kind? (is bleeding really neccesary?)

i'm very curious, and maybe confused.

Re: need help with oil issue

Posted: Thu Nov 12, 2009 10:30 pm
by Wheelman-111
Greetings:

Welcome to the Forum.

The only oil in permanent residence on your "E" lives back in the gearcase. There's a 12mm bolt back there that serves to check the level as well as a filling port. It can be drained by lying the scooter all the way on its left side. A squirt bottle of some sort is required to fill. Honda recommends 10W-30 automotive engine oil.

Lubrication duties for your 2-stroke engine are served by the oil pump, fed by the reservoir behind the fuel tank. Honda recommends its GN-2 product. It is a total-loss and quite Politically Incorrect system, and so a big reason why many of the major manufacturers abandoned 2-stroke scooter engines for the USA. Yamaha's Zuma is the sole survivor among the Japanese Big Four, although Aprilia and some Korean and Chinese makers still offer smokers.