Mercury - Enertia Propeller 15.6" Diameter x 13" Pitch Left-Hand Rotation 3-Blade Stainless Steel Polished Finish 8M0151226. Overview. There's something special about a boat that jumps onto plane effortlessly smooth, balanced, and ready to run. That's exactly what you get from the Mercury Enertia Propeller (8M0151226). It's built for boaters who want quick acceleration, crisp handling, and the confidence to push their setup to its best. Whether you're carving through calm morning water or towing