Yamaha - M/T Series Saltwater II Propeller - 3 Blade - 14-3/4" x 23 Pitch - LH Rotation - 6CF-45974-20-00. This stainless-steel, three-blade propeller is designed for today's larger offshore boats. It provides longer cruising range, superior midrange fuel efficiency and better handling in rough seas. Features a new SDS design that requires no special hardware to function.. 6CF-45974-20-00 - SWS2 W/SDS (3X14-3/4 X23 -TL)