Yamaha - M/T Series Turbo Vector Propeller - 3 Blade - 14-1/2" x 25 Pitch - RH Rotation - MAR-14525-VR-E0. This stainless-steel, three-blade propeller performs well in rough water. It features excellent bow lifting characteristics and is ideal on heavier 22' - 27' boats, particularly with twin engines using counter rotation. All Turboprops are polished stainless steel, designed and built for high performance for all Yamaha outboards. They are manufactured by Yamaha Marine Precision Propeller Industries, Inc., a wholly-owned subsidiary of Yamaha.. MAR-14525-VR-E0 - VECTOR 14 1/2 X 25 R