The Faito Racing crankshaft jack up stroker kit will increase your cylinder up/down stroke by 4mm from stock 57.9mm to 61.9mm. Heavier than the standard unit and balanced for minimal vibration. Strengthened piston conrod is included to fit the original sized pins. Best used with or if you already have a big bore cylinder kit and cams installed. Together with our 57/60mm big bore kits, this will increase your displacement to 158cc/! Professional installation is highly recommended for this item!
Fitting: Honda Innova ANF/Wave 125 and Honda Biz 125