9XL & Mamba Max Shut down!

[Finnster]

Originally Posted by skellyo

I highly doubt with his 18:77 gearing that it's misgeared enough to cause a thermal problem in that short of a time period. I would be more inclined to believe it's thermalling due to the pinion slipping on the motor shaft when the grub screw falls out.

Opps missed it... Yeah you're right. Its actually geared lower than my 8xl. The prob must be somewhere else. 2 min awfully fast...

What typr of driving are you doing? Grass, street etc?