22381257 Pump | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta 2.0 Cu In Hydraulic Steering Helm Pump - Part Number: 22381257

This genuine Volvo Penta 2.0 cu in hydraulic steering helm pump is used in the following application: Volvo Penta hydraulic steering systems using the standard fixed helm. Converts steering-wheel rotation into bidirectional hydraulic flow to operate the steering cylinder or actuator. The 2.0 cu in displacement determines steering response and wheel turns.

Fitment is controlled by the complete part number and the listed engine or system configuration; confirm the serial number and schematic position before installation.

⚙️ Key Features

• Standard fixed helm hydraulic pump

• Nominal displacement 2.0 cubic inches

• Designed for the original Volvo Penta steering circuit

• Provides smooth bidirectional hydraulic flow

• Bleed the steering system fully after installation

• Genuine Volvo Penta OEM service component

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 22381257 → Supersedes 21349962

• 21349962 → Supersedes 888154

OEM / Related Numbers:

• 22381257 - Primary Volvo Penta service reference

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• Volvo Penta hydraulic steering systems using the standard fixed helm

Typically suits:

• Engine models / applications:

• D4-150A-G

• D4-175A-G

• D4-180A-F

• D4-225A-F

• D4-230A-G

• D4-260A/D-F

• D4-270A/D-G

• D4-300A/D-F/G

• D4-320A/D-G

• D6 installations using the standard helm pump

• Engine Family: Volvo Penta D4 / D6 marine propulsion steering system

• HP Range: D4 150-320 hp plus D6 installations specifically catalogued with this helm pump

• Year Range: F- and G-generation D4 and applicable D6 installations; confirm helm/steering-system serial number.

• Serial / Configuration Note: Confirm fixed-helm configuration, displacement and port arrangement. A tilt helm uses a different pump and mounting arrangement.

🔌 Function

Converts steering-wheel rotation into bidirectional hydraulic flow to operate the steering cylinder or actuator. The 2.0 cu in displacement determines steering response and wheel turns.

Common signs of failure or replacement need:

• Excessive steering-wheel play

• Steering drifts or requires repeated correction

• Hard spots, binding or uneven effort

• Hydraulic fluid leakage at the helm shaft or fittings

• Air repeatedly entering the steering circuit

• Pump fails to build pressure in one or both directions

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging