Originally Posted by
losithrasher
hey guys, im gonna be running 17.5 and 13.5, what spurs and pinions should i start running?
for 13.5 i run 33/73(48p) which gives me fdr of somewhere around 4.4. i was running at 32/73 but i was only coming off at around 57 degrees celcius so i went to 33 pinion