what's arrma going to do about the Big Rock motor and motor mount problem?

[t_MoneyCR250]

I have widen up the holes a Little in the motor mount .....steel spurgear ?? and finaly the Big Rock drives like he should do.....thanks For the tips guys!??

You do a 9/64 or find a better size?

 

[Bruce banner]

Here in Europe we have An other mesurement .....the size i used is a 4mm drill ,and the size of the original holes in the motor mount is 3mm