I do not have a ktm but have acquired a ktm engine for a hill climb sprint bike i am building .my track days are over but i think this sport will scratch my itch.ktm is a engine that i an not familiar with ,i have been told it is a 400exc it has 89/6r on the barrel and the engine no is 4.598 .a high top speed is not wanted so i want acceleration and bottom end grunt will this engine be suitable,i will be asking lots of questions i hope you do not get bored with me