Mercury - Mirage Plus Propeller 14.75" Diameter x 21" Pitch Left-Hand Rotation 3-Blade X7 Stainless Steel Polished Finish 8M0151309. Overview. You never forget that first burst of speed - when the engine roars, the hull rises, and you feel the water slip away beneath you. That's the kind of experience the Mercury Mirage Plus delivers every single time. This prop doesn't just move you forward; it connects you to your boat in a way that feels precise, confident, and exhilarating. Whether you're ru