YAMAHA WATER PUMP KIT FOR 40 HP – 50 HP 3CYL 2 STROKE (1984 – 1994)
Replaces
Yamaha: 6H4-W0078-00-00, 6H4-W0078-01-00, 6H4-W0078-A0-00
Mercury: 879135
40 HP 2 STROKE (1984 – 1994)
50 HP 2 STROKE (1984 – 1994)
50 HP 2 STROKE (Pro Series 50) (1987 – 1993)