Home › Forums › 2-Cycle Racing › Different KT100 Cylinders
Of the Legal Cylinders Y3,Y4 and 787, is one casting typically better than the others?
The one that’s bored out the most.
FAA certified jet engine and aircraft technician,
Nicholson Speedway class champion 2001,
Yamaha KT100 Service Center,
41 years karting experience