Nissan, Tohatsu, 4.25" & 4.75" Gear case,
For Nissan / Tohatsu and Yamaha Engines 40 - 300+ HP
Nissan and Tohatsu : 60C, 70C / 90 hp to 140 hp / Yamaha : 2-stroke: 115 hp to 130 hp / 4-stroke: 115 hp / Yamaha :150 to 250 hp outboards / stern drives 3.0 to 7.4L
With 4-3/4" or 4-1/4" Gearcases, 15 Splines