## Complete Piston 40.25/10/25.00 50cc, with Windows, Yamaha Jog, WM Motor AX3641 This high-quality complete piston 40.25/10/25.00 50cc, with windows, designed for Yamaha Jog, is a product of the renowned brand WM Motor (AX3641). Ideal for tuning enthusiasts and engine rebuilds, it guarantees reliability and optimal performance. The set includes all necessary elements for assembly. ### Precision and Performance The WM Motor piston is precisely manufactured from high-quality materials, ensuring its durability and wear resistance. The special windowed design improves the flow of the fuel-air mixture, contributing to increased engine power and torque. ### Perfect Fit for Yamaha Jog This piston is dedicated to Yamaha Jog scooters with a capacity of 50 cm³. Thanks to its precise fit, assembly is simple and trouble-free. ### Technical Parameters: * **Cylinder capacity:** 50 cm³ * **Piston diameter:** 40.00 mm * **Distance from piston pin axis to piston edge:** 25.00 mm * **Piston pin diameter:** 10 mm * **Piston crown height:** 2.20 mm * **Total piston height:** 50.00 mm ### Choose WM Motor Quality WM Motor is a brand known for producing high-quality motorcycle parts. By choosing a WM Motor piston, you are investing in the reliability and longevity of your engine.