Originally Posted by BonusParts
front shocks and a hard tail. 2 stroke customized grubee 66cc. its got a decked head and cylinder, porting, advanced timing piston blah blah. does like 38-41 on the regular. still gets 92mpg.
whilst my friends fred motor does 30mpg. something tells me its tuned wrong
yeh the piston ramp port timing mod kills the mpg on the top end a little, well worth it in my opinion...