Mercury - Revolution 4 Propeller 14.6" Diameter x 23" Pitch Right-Hand Rotation 4-Blade Stainless Steel Polished Finish 8M0151327. Overview. There's a moment every boater chases - that perfect blend of lift, control, and speed when the boat feels weightless, steady, and completely in sync with you. The Mercury Revolution 4 Propeller ( 8M0151327) was designed for that exact feeling. It's built for those who push their boats to the limit - through big water, tight turns, or long days towing and ex