Panther-Safe-Skeg, YamahaApplication-Mercury/Mariner O/B: 150 Optimax, 2 & 4-stroke (2014). Suzuki O/B: 150, 175, 200, 225 hp, 2-stroke ('86-'02) & 4-stroke ('03-'14), 250SS & 300 4-stroke ('06-'11). Yamaha O/B: 115, 130 hp, 2-stroke ('84-'02), 150 hp, 2 & 4-stroke ('84-'14), 175, 200, 225, 250 hp, 2-stroke ('84-'02), 350 hp, 4-stroke ('09-'14). Yamaha I/O: 3.0L thru 5.7L ('89-'93)