Mark 28, Mark 28A, Mark 58, Mark 55A, Mark 58A, Mark 75A, Mark 78, Mark 78A, Merc 200, Merc 250, Merc 400, Merc 450, Merc 500, Merc 600, Merc 700

Mark 75, 75A, 78, 78A, Merc 1000, 600 6 cyl, 650 4 cyl, 700 6 cyl, 800 6 cyl, 850 6 cyl

Top crankshaft seal for Mark 30, 30H, 35A, 40, 40H, 50, 55, 55A, 55H, 58, 58A, 75, 75A 78, 78A, Merc 300, 350, 400, 402, 450, 500, 600, 650, 850, 900, 950, 1000, 1100, 1150, 1350, 1400, 1500

Botton crankshaft seal for Mark 30, 30H, 35A, 40H, 55, 55A, 55H, 58, 75, 75A, 78A, Merc 300, 350, 400, 402, 450, 500, 600, 650, 850, 900, 950, 1000, 1100, 1150, 1350, 1400, 1500

Picture is for display purposes only.

Fits Mark 75, 75A, 78, 78A, Merc 700 (6 cyl)

Mark 75, 75A, 78, 78A, Merc 600 6 cyl, and 700 6 cyl.

Mark 75, 75A, 78, 78A, Merc 600 6 cyl, and 700 6 cyl

Mark 78, 75A, & 78A
Merc 600 (Ser. # 1303411 & Up)