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I have a 99 Yamaha Exciter 370 jet boat. I don't have spark in one cylinder, how can I know for sure if the coil failed or is something else?. Engine works fine on two cylinders now. Also I need to know how to pre mix fuel/oil and what is the ratio?. My oil pumps work fine but I would like to do...
I have a yamaha exciter 270 jet boat, I forgot to screw in one of the clean up plugs and went flying and lost it. Is there any site or any of you guys have one for sale?.
