Volvo Penta zinc ring anode for 120S and MS25S Saildrive.
The transparent cover upgrades and replaces all seawater filters for D4 and D6 engines with Sterndrives. The upgrade improves the sealing and security of the saltwater strainer lid, providing a visual inspection of the strainer without having to take it apart.
Volvo Penta Part No: 21400685
For: All D6 D6 fitted with a Sterndrive.