Yamaha - M/T Series Turbo Offshore I Propeller - 4 Blade - 14-1/2" x 17 Pitch - RH Rotation - MAR-14417-0R-E0. M or T Series Propellers for 4.75" Gearcases are designed for use with Yamaha models 150-300 and F150-F300 (V6) and includes a variety of boat propellers including performance 3 Stainless Steel propellers, M/T Series FXP Stainless Steel Props, and lightweight Aluminum Propellers.. Genuine original equipment manufacturer Yamaha Parts offer several advantages over their aftermarket counterparts. Firstly, OEM parts are precision manufactured by Yamaha to exact fitment standards. An OEM part will fit the engine or component it was designed for perfectly. How many times have you bought aftermarket parts only to find they don't quite fit and need a bit of modification (filing a piece here, bending a piece there) to get them in place? With OEM Yamaha parts you're guaranteed genuine fitment every time.. The next advantage of OEM Yamaha marine parts is the build quality. Yamaha's facto