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90495A7 Mercruiser Steer Pump Assy | Genuine Used Part

90495A7 Mercruiser Steer Pump Assy | Genuine Used Part

$225.00 AUD
$225.00 AUD
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Low stock: 1 left

🔧 Product Description

Genuine MerCruiser 3.7L Power Steering Pump Assembly - Part Number: 90495A7

A genuine MerCruiser belt-driven power-steering pump assembly for 3.7L / 224 CID inline four-cylinder engines. The pump supplies hydraulic pressure to the steering actuator and was fitted to 165HP, 170HP, 180HP, 190HP, 470, 485 and 488 engine families where power steering was installed.

⚙️ Key Features

  • Genuine MerCruiser OEM power-steering pump assembly
  • Correct Mercury number 90495A7
  • Saginaw-style belt-driven hydraulic pump
  • Used on MerCruiser 3.7L inline four-cylinder engines
  • Compatible with the matching reservoir cap, pulley, bracket and hose assemblies

🚤 Compatibility

Commonly used on

  • MerCruiser 3.7L / 224 CID power-assisted steering systems
  • Alpha and pre-Alpha sterndrive installations with the 470-series engine

Typically suits

  • Engine models:
  • MerCruiser 165HP 3.7L
  • MerCruiser 170HP 3.7L
  • MerCruiser 180HP 3.7L
  • MerCruiser 190HP 3.7LX
  • MerCruiser 470
  • MerCruiser 485
  • MerCruiser 488
  • MerCruiser 3.7L 2BBL - serial 0B774252 and above
  • MerCruiser 3.7L and 3.7LX power-steering applications produced from 1980-1989
  • HP Range: 165HP - 190HP
  • Engine Type: MerCruiser 3.7L / 224 CID inline four-cylinder petrol engine
  • Year Range: Approximately 1980-1989

🔌 Function

The pump supplies pressurised hydraulic fluid to the MerCruiser steering actuator, reducing helm effort and assisting movement of the sterndrive.

⚠️ Common Signs of Failure

  • Heavy or intermittent steering
  • Pump whining or bearing noise
  • Fluid leakage at the shaft or reservoir
  • Foaming power-steering fluid
  • Reduced assistance at idle
  • Worn or wobbling pulley

🔄 Supersession & Cross Reference

OEM Supersession Chain

  • 90495A7 final MerCruiser power-steering pump assembly reference

OEM / Related Numbers

  • 90495A7
  • 90495
  • 77108 power-steering pump cap
  • 16-41878 pump mounting stud
  • 90740 related power-steering cooler
  • 99356A1 / 99356A2 related power-steering cooler assemblies
  • MerCruiser 3.7L pump pulley and bracket references

Aftermarket / Verified Equivalents

  • Saginaw: Type I integral-reservoir power-steering pump configuration
  • Remanufactured marine pump assemblies sold as replacements for 90495A7

📦 Condition

  • Genuine used part
  • Removed from running engine where applicable
  • In good working condition unless otherwise stated
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