Nearly three years in the making, behold the raw power and precision of this 1/3-scale V10 engine. Coming in at 125 cubic centimeters displacement, [Keith Harlow]’s fuel injected masterpiece ...

featuring a Rotrex C30 supercharger, a custom billet swingarm that’s 180mm longer than stock, and a five-liter methanol tank integrated into the swingarm for the water/methanol injection system.