Damaged Spark plug

[tomrom]

Originally Posted by blanc12

I am not sure what comes in the mikuni. I think 20. but again not sure. The main jet would the one to worry about here because at wide open throttle that is the one delivering the gas. If your 120 works and up to 1/4 throttle is good. you should be all set. I am running a 27.5 and a 115 in a mikuni. I have the exhaust and modified the air box. I am at 400 feet. Different places need different jets. Elevation and air temp all play in to the mixture.

My ride takes me from 200 ft to 1872 ft. Going home is mostly downhill. Where it failed was on the flats closer to home. Almost wide freaking open but not all the way.

Vermont ain't flat... :-)