Sea Water Pump for Volvo Penta 30, 31, 40 & 41 Series Replaces 838314, 842843, 858469

Sea Water Pump for Volvo Penta 30, 31, 40 & 41 Series Diesel Engines

This high-quality sea water pump from Johnson SPX is designed for Volvo Penta 30, 31, 40 and 41 series diesel engines. The pump is responsible for supplying cooling water to the engine and plays a critical role in maintaining proper operating temperatures and reliable engine performance.

Manufactured by Johnson SPX, a leading supplier of marine cooling system components, this pump is engineered for dependable operation in demanding marine environments.

It is a direct replacement for Volvo Penta OE numbers 838314, 842843 and 858469.

This version features the pipe connection configuration used on many Volvo Penta installations and is commonly referred to as the updated pump version for certain Volvo Penta 40-series engines.

Fits Volvo Penta Engines

30 Series

AD30A

AQAD30A

MD30A

TAMD30A

TMD30A

31 Series

AD31A

AD31B

AQAD31A

TAMD31A

TAMD31B

TMD31A

TMD31B

40 Series

AQD40A

MD40A

TAMD40B

TMD40A

TMD40B

TMD40C

41 Series

AD41A

AD41B

AQAD41A

AQD41A

TAMD41A

TAMD41B

TAMD41H-A

TMD41A

TMD41B

Replaces Volvo Penta OE Numbers

838314

842843

858469

Important Information

For Volvo Penta 40-series engines, different sea water pump versions may have been used depending on engine specification and production period. This pump corresponds to the version with pipe connection. If your engine is equipped with a different pump configuration, please compare your existing pump before ordering. An alternative pump version is commonly associated with Volvo Penta part number 838522.

Frequently Asked Questions

Which Volvo Penta part numbers does this pump replace?

This pump replaces Volvo Penta OE numbers 838314, 842843 and 858469.

Which Volvo Penta engines is this pump compatible with?

The pump fits a wide range of Volvo Penta 30, 31, 40 and 41 series diesel engines, including AD30, AD31, AQAD31, TAMD40, TMD40, TAMD41 and TMD41 models. Please refer to the compatibility list above for full details.

What does a sea water pump do?

The sea water pump draws cooling water from outside the vessel and circulates it through the engine's cooling system. Proper pump operation is essential for maintaining correct engine temperature and preventing overheating.

When should a sea water pump be replaced?

Typical signs of a worn sea water pump include water leakage, reduced cooling water flow, overheating, bearing noise or excessive shaft play. Regular inspection is recommended as part of routine engine maintenance.

Is this the updated Volvo Penta 40-series pump version?

Yes. This pump corresponds to the version commonly referred to as the updated pump design for certain Volvo Penta 40-series engines and features the pipe connection configuration used on these applications.

Who manufactures this pump?

This pump is manufactured by Johnson SPX, a well-known producer of marine cooling system components used in both recreational and commercial marine applications.