Originally Posted by
greg.dawn
can aney body tell me what is differance betwen rossi pipe sets 2630/2660 wanted to use at morbank easter orded i and got 2660 insted can it be used on 12 sct race or not it is for grandson to race with is 5 fin conical
Greg..
the 2660 will give you better overall power then 2630 with the same manifold