- Stock = 24-25 horsepower
- Aftermarket port and polished cylinder (+38mm bore) = 29-32 horsepower
- Fully modified cylinder (+38mm bore) = 45-50 horsepower
Tire horsepower:
- Stock = 19-20 horsepower
- Aftermarket port and polished cylinder (+38mm bore) = 25-27 horsepower
- Fully modified cylinder (+38mm bore) = 35-38 horsepower