Originally Posted by
Redwings
Any recommendations for a good staring point for 21.5 motor in an 2014 xray t4 with a 1.9 inertial ratio?
Thanks
[QUOTE=Friulimotosport;15039263]
Originally Posted by
Redwings
Any recommendations for a good staring point for 21.5 motor in an 2014 xray t4 with a 1.9 inertial ratio?
Thanks[/Q
What size track?
its about 100x 30ish