With stock gearing 65-70 mph
It has 170 horsepower
NO the internal part and dementioms are diffrent the transmition is very diffrrent wide ratio trans on the EXC .
it is about 37 horsepower
According to the guys over at MXA the KTM 250SXF pumps out 38.6 horsepower.
500
580
65cc
The 2013 KTM SX has 25 horsepower at 12000 RPM. Older models are less powerful and fall between 21 and 25 horsepower.
They have 293.20 cc.
52
51.5 hp