Originally Posted by NOFX

The losi 17.5 is a bit under the radar, but it is a seriously good motor, don't forget to put it on your list, also yeah theres some confusion with FDR's in here, fdr doesnt take into account the rolling diameter of the tyre, so trucks / buggies/ touring cars are hard to compare unless the diameter is known but in my truck with the losi motor i run fdr of 6.18 which works very well