
6H4-11631-01-96 Piston STD for 2-stroke 40/50HP 3-Cyl Yamaha Outboard Motor. High-Performance Design: Engineered to withstand high temperatures and pressures with optimized shape for maximum power. Heat Resistance: Designed to resist intense engine heat ensuring consistent performance over time. Low Friction: Smooth surface finish and precise tolerances reduce friction to improve efficiency and longevity. Tight Sealing: Included piston rings provide a tight seal to prevent gas leakage and maintain compression. 1-Year Warranty: Comes with a comprehensive 1-year warranty coverage for peace of mind. After-Sales Support: Dedicated after-sales service available to assist with product inquiries and issues. Lightweight Construction: Designed to be lightweight yet strong to enhance engine response and efficiency. Heat Transfer Capability: Efficiently dissipates combustion heat to cylinder walls and cooling system.