Crankshaft, Part #148-46
Crankshaft for 50cc 2-stroke 1DE41QMB engines. Overall length - 201mm. Overall length of connecting rod - 104mm. Stroke length - 80mm. Inner diameter of piston pin hole - 14mm. Flywheel end thread size - M10 x 1.5. Flywheel end thread length - 17.5mm. Drive end thread size - M12 x 1.5. Drive end thread length - 11.5mm.