The OZ-11 hub kit fits interchangeable square Flo-Torque style hub cavity propellers, stainless or aluminium, including OZ interchangeable and aluminium propellers. It suits Mercury and Mariner 25-75hp outboards. The rubber bush absorbs gear shift shock and protects the gearbox, and the brass spline insert locks to your prop shaft.
Suits Mercury / Mariner / Force Outboards, 13 spline, 3¼″ gear case (C class)
- 25hp Bigfoot (4-stroke) – 1999 to 2005
- 30hp Bigfoot (4-stroke) – 2010 & newer
- 30hp (2 & 4-stroke) – 1994 to 2005
- 30hp (Sea Pro / Marathon) – 1994 & newer
- 35hp – 1984 to 1989
- 40hp (2 & 4-stroke, not Bigfoot) – 1977 & newer
- 40hp (Sea Pro / Marathon) – 1977 & newer
- 45hp – 1986 to 1989
- 48hp (Mariner) – all years
- 50hp (2 & 4-stroke, not Bigfoot) – 1977 & newer
- 55hp (Mercury / Sea Pro / Marathon) – 1995 & newer
- 60hp (2-stroke) – 1978 & newer
- 60hp (4-stroke, not Bigfoot or Sea Pro / Marathon) – 1978 & newer
- 70hp (Model 700) – 1983
- 70hp – 1991 to 1995
- 75hp – 1996 to 1998
- Force 40/50hp – 1995 to 1998
- Models 402 and 500 – 1974 to 1984
Not sure which kit you need? Tell us your engine make, horsepower and year, plus the propeller you are running. We will confirm the right hub kit before it ships. Fitment is a guide only.



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