- Application: Designed for aftermarket use, this propeller is compatible with Mercury and Tohatsu 8 - 9.9HP 2 and 4 stroke engines (non-Bigfoot) that feature 12 spline gear shafts. Refer to the product description for a complete list of compatible engine models. - Installation: Ensure the engine is in neutral and the ignition switch is off before installation. Follow your engine owner's manual for safety precautions. Use the existing thrust washers, shims, and nuts from your engine's lower unit shaft for installation. The propeller comes with a cotter pin for secure fastening. - Material: Constructed from high-strength aluminum, this propeller combines strontium, aluminum, and titanium for superior durability and strength, ensuring long-lasting performance. - Corrosion Resistance: Featuring a robotic powder coating with AkzoNobel's advanced anti-corrosion technology, this environmentally friendly coating provides exceptional protection against corrosion, extending the life of your propeller. - Use Scenarios: - Ideal for recreational boating, providing reliable performance for fishing trips or leisurely cruises. - Perfect for small commercial applications where durability and efficiency are essential, such as guiding tours or transporting goods. - A reliable choice for maintenance and service tasks on your boat, ensuring smooth operation and ease of handling. Choose this propeller for a blend of strength, performance, and longevity, tailored for your Mercury or Tohatsu engine.