we recommend replacing the water pump impeller and related components every 300 operating hours or every 3 years
It is recommended to lubricate with silicone grease
JMP Marine Kit (7400-01K):
Brand Part Number Mercury 10-79953Q04 Mercury 79953Q04 Mercury 10-79953A2 Mercury 10-79953Q2 Sierra 18-2244 Mallory 9-72650
Air Filter Insert – Fits Volvo Penta D4, D6, D9, D11 Diesel Marine Engines (Replaces 21702999, 3818541, 3583654) 340HP we recommend replacing the waterProduct Details This high performance Air Filter Insert Fits Volvo Penta D4, D6, D9, D11 Marine Engines (Replaces 21702999) is designed for a direct fit on all Volvo Penta D4, D6, D9, and D11 diesel marine engines. It ensures your engine receives clean air, crucial for optimal combustion, fuel efficiency, and longevity. Regular replacement helps protect sensitive engine components from airborne contaminants. It serves as a direct replacement for Volvo