Michigan Wheel Aluminum Propeller For Yamaha Outboards. Please Select Horsepower. Yamaha Application Chart (opens in new window) 6-8 HORSEPOWER Thru Hub Exhaust & 7 Tooth Spline 8 HORSEPOWER Non-Thru Hub Exhaust & Pin Drive 9.9-15 HORSEPOWER Thru Hub Exhaust & 8 Tooth Spline 15-28 HORSEPOWER Non-Thru Hub Exhaust & Pin Drive 20-30 HORSEPOWER Thru Hub Exhaust & 10 Tooth Spline 40-60 HORSEPOWER Thru Hub Exhaust & 13 Tooth Spline 50-130 HORSEPOWER Thru Hub Exhaust & 15 Tooth Spline 80-140 HORSEPOWER Thru Hub Exhaust & 15 Tooth Spline 150-175 HORSEPOWER Thru Hub Exhaust & 15 Tooth Spline 150-300 HORSEPOWER Thru Hub Exhaust & 15 Tooth Spline