im a 200 plus person and my 380 topped out at 98 and that was pushing it hard. That is all stock parts
65 mphIt is the top speed of KTM 85 sx.
90mph
110mph
I roped my ktm 150sx at 97miles
The Top Speed Is Around 80 mph
60 mph
About 70mph
90mph
KTM recommends Motorex Top Speed 4T 15W50
With stock gearing top speed would be 50-52 mph.
no only a ktm 50 engine will work good for a 3 stroke 380