Originally Posted by
MikeFrazer
I am setting up a SC10 and I will be running a Reedy 17.5 with a 75T spur gear and i was thinking about starting with a 25T pinion. The track I use has a 100ft straight away. besides looking at temps what is a good final drive ratio?
if u have a short straight like that, i would just go with a mayb 24 tooth pinion u will have toped out alost after half way down it and you should have plenty of low end to make your jumps. if u wnat a little more top just start tuning with the timing on the endbell