Posted March 12, 200916 yr Can anybody help, i have just purchased a 1989 yb100 and want to know if its ok to put unleaded in. The last bike i had was a fs1e which was a long time ago and ran on leaded. Or do i need to put LRP in. Thanks Simon.
March 13, 200916 yr Moderator unleaded is fine the problem with unleaded comes from the valve seats wearing in 4 strokes, 2 strokes do not have valves so no problem, in fact most japanese engines since the mid seventies have been capable of running on unleaded merv
March 13, 200916 yr Author unleaded is fine the problem with unleaded comes from the valve seats wearing in 4 strokes, 2 strokes do not have valves so no problem, in fact most japanese engines since the mid seventies have been capable of running on unleaded merv
March 13, 200916 yr Author Cheers Merv i thought so but nothing mentioned in haynes manual. Thanks again. Simon.
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