Michigan Wheel Vortex propellers are the ultimate universal propellers–designed to enhance the performance of motors from all manufacturers. Mercury, Mercruiser, Yamaha, Suzuki, Tohatsu, Nissan, Honda, Johnson, Evinrude, Volvo SX–Vortex fits all, courtesy of the XHS hub kit. The 50-140 hp B series fits 4-1/4″ gearcase motors. XHS hub kit sold separately–click HERE for application guide. Also will use Mercury Flo-Torq kits–click HERE for application guide. 992115.