40-60 Hp BF, 70-140 Hp
650 Model (4 cyl.) 1961-70
650 Model (2 cyl.) thru 1971
900 to 1500 Models thru 1977
60 HP Seapro/Marathon All Years
70 HP 1987-89
75 HP 2 & 4 Strokes 1984 & Newer
75 HP SeaPro/Marathon All Years
80 HP Mariner 1977
80 HP 1978-89
90 HP 2 & 4-Strokes 1978 and Newer
100 HP 1988-99
115 HP 2 & 4 Strokes 1978 and Newer
125 HP 1994 and Newer
140 HP 1978-81
40 HP-60 HP Bigfoot All Years
15 Tooth Spline
With stainless props use the Flo-Torq III hub kit 835257Q9
For 2-stroke carb applications use Flo-Torq II attaching hardware kit 835257Q1.
For 4-stroke and Opti-Max applications use Flo-Torq III attaching hardware kit 835257Q9 to reduce rattle.