G620PU Flywheel Lock Washer $0.30 Quantity discounts available QuantityPrice Quantity: -+ SKU: DR683 ABOUT THIS PRODUCT:G620PU Flywheel Lock WasherAboutAboutFlywheel lock washer for the Zenoah G620PU engine. Installs on outside of flywheel. PMW part # 4679. Zenoah part # 0290-21025Stock part on the G620PU