Oil Pressure Sender – Fits Volvo Penta & MerCruiser 3.0L, 4.3L, 5.0L, 5.7L (Replaces 815425T, 8M0068784, 3857532) Mariner so you will need to

so you will need to purchase two kits for a complete service

and other marine engines from the 1970s to the present day

This Neoprene Flexible Impeller Kit – Fits Multiple Marine Engines (Replaces Jabsco 17935-0001) is a 12-blade

and Yanmar 128990-42200 / 128397-42200

Oil Pressure Sender – Fits Volvo Penta & MerCruiser 3.0L, 4.3L, 5.0L, 5.7L (Replaces 815425T, 8M0068784, 3857532) Mariner so you will need toProduct Details This Oil Pressure Sender Fits Volvo Penta & MerCruiser 3. 0L, 4. 3L, 5. 0L, 5. 7L is a replacement sensor compatible with a wide range of gasoline marine engines. It is designed to provide accurate oil pressure data to your vessel's dashboard gauge, ensuring your engine operates within safe parameters. This component serves as a direct replacement for MerCruiser part numbers 815425T and 8M0068784, Volvo Penta 3857532, and Sierra 18