VINTAGE KART ENGINE K30 with 58mm Stroker crank and 55.00mm bore. Check out description for details

KOMET K30 138cc Using 59.00 mm Buller Stroker Crank (stock is 56.00) and Buller 104 Conn Rod, www.speedparts.co exclusive 55.00mm forged piston kit. RACING REPRODUCTION's BILLET SUDAM style exhaust port cylinder. Quantum Race Parts BILLET 3Rd bearing cover. Timing is set at .100" BTDC with .005" piston to wall clearance. Squish is set at .040". Rotary Valve Timing is adjusted for larger stroke crank. TOP SECRET STUFF