Powerhead Base Gasket for Yamaha Outboard 40HP 50HP 2-Stroke (3-Cylinder). 40HP — 40N, 40H, 40E, 40V, 40T, 40Y (1984–2008). 50HP — 50D, 50H, 50T (1984–2005). 40–50HP, 3-cylinder models. ✅ Fits Yamaha 2-stroke outboards.
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