22331121 Water Pump | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta Dual-Circuit Engine Water Pump - Part Number: 22331121

A complete genuine coolant pump used on the Volvo Penta TWD1643GE dual-circuit cooling system. The pump circulates coolant through the engine and associated radiator circuit and applies from serial number 2016080036 on the documented TWD1643GE arrangement.

⚙️ Key Features

• Genuine Volvo Penta complete engine water pump

• Catalogued for the TWD1643GE dual cooling circuit

• Documented application from serial number 2016080036

• Correct shaft, bearing, impeller and mounting geometry

• Works with the original water-pump bracket and pulley

• Pump installation requires a clean cooling system and correct coolant mixture

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 22331121 - Current Volvo Penta service reference

OEM / Related Numbers:

• 22333499 - Associated water-pump bracket

• 3830051 - Associated pulley

• 984817 / 984735 - Associated mounting screws

• 11030155 - Associated plastic plug

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• Volvo Penta TWD1643GE dual-circuit generator cooling system

Typically suits:

• Engine models:

• TWD1643GE - documented from SN 2016080036

• Engine Family: Volvo Penta 16.1-litre six-cylinder turbocharged genset diesel

• Cooling System: Dual-circuit radiator cooling

• Serial Range: From SN 2016080036 on the documented TWD1643GE configuration

• Configuration Note: Confirm pump ports, pulley and bracket against the engine serial number

🔌 Function

Circulates engine coolant through the cylinder block, cylinder head and radiator circuit to control combustion and component temperatures.

Common signs of failure:

• Coolant leakage from the shaft seal or housing

• Bearing rumble, squeal or excessive shaft play

• Engine overheating or poor coolant circulation

• Pulley wobble or repeated belt misalignment

• Cavitation damage or corroded impeller

• Coolant contamination around the weep passage

• Intermittent overheating at high load

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging