Home › Forum › Ask A Member › Yamaha Model 2SH, 2 hp, gas oil mix ?? › Re: Yamaha Model 2SH, 2 hp, gas oil mix ??

#79842
amuller
Participant

    I would run it at 50:1 This is pretty much the industry standard for pre-mix 2-strokes and has been for quite a while. At 100:1 you are on the edge….