Saildrive Prop Shaft Sealing Ring
These are the 2 Seals that sit behind the prop and protect the gearbox from water ingression. Two are required.
Volvo Penta Part No: 3593663
For: MS25S, MS25S-A, MS25S-R
120S, 120SB, 120SC, 120SD, S120C, 120SE
130S, 130S-A, 130SR-A, 130S-B, 130SR-B
150S, 150S-A, 150SR-A, 150S-B, 150SR-B, 150S-C, 150SR-C