Mercury - Vengeance 3-Blade Stainless Steel Propeller 14" Diameter x 19" Pitch Left-Hand Rotation 3 Blades Stainless Steel Polished Finish 8M0151406. Overview. There's something deeply satisfying about a propeller that just feels in sync with your boat. The Mercury Vengeance 3-Blade Stainless Steel Propeller (Part Number 8M0151406) gives you that sense of harmony-the kind where every throttle push feels effortless, every turn feels smooth, and every moment on the water feels steady and sure. It'