Originally Posted by CrypticApathy
Also dont forget after the first tank to change your lean/rich mixture. I think your supposted to run really lean at first when you break it in then go rich. it may be backwards though, like i said earlyer i never liked nitros.
You run it rich during break-in. More fuel keeps the motor running cooler and since the oil is in the fuel, richer means more oil to lube everything in.