90794-46913-00
marine-grade neoprene rubber for reliable performance
while 6K1-45371-02-00 is specifically for counter-rotation models
and a leaking pump housing
straightforward installation
Water Pump Wear Plate – Fits Yamaha 25HP 30HP 40HP 50HP 55HP (Replaces 663-44323-00, 18-3436, 81420M) 80hp 90794-46913-00Product Details This Water Pump Wear Plate is engineered as a direct replacement for Yamaha outboard lower units ranging from 25HP to 55HP, covering both 2 stroke engines manufactured between 1984 and 1996. Compatible models include Yamaha 25J, 25JEO, 25ESH, 25Q, 25QEO, 30DE, 30DEO, 30D, 30DMH, 30DEL, 30ELH, 40N, 40H, 40HE, 40QE, 40JWH, 40QM, 40QWC, 40JMH, 50HP, 50ETN, 50D, 50DEO, 50DEMTO, 50 Pro Series, P50, 55ED, 55ET, 55B, 55BM, and 55BT. This