8M0090694 882547 Mercruiser Injection Pipe Assy | Genuine Used Part

🔧 Product Description

Genuine MerCruiser 1.7L Diesel Engine Water Pipe Assembly - Part Number: 8M0090694

A genuine used cooling-water pipe for MerCruiser and Cummins MerCruiser 1.7L diesel engines.

Despite the supplied "injection pipe" wording, Mercury identifies 882547 and its replacement 8M0090694 as a water pipe assembly in the thermostat and cooling system. It is not a diesel injector pipe.

⚙️ Key Features

• Genuine MerCruiser cooling-water pipe
• Current Mercury reference 8M0090694
• Supersedes 882547
• Factory-formed for the 1.7L diesel cooling system
• Installed in the thermostat and housing circuit

🚤 Compatibility

Commonly used on

• MerCruiser D1.7L DTI sterndrive cooling systems
• Cummins MerCruiser CMD 1.7 MI inboard engines
• Thermostat and cylinder-head coolant circuits

Typically suits

• Engine models:
• MerCruiser D1.7L DTI - serial 0M055000 through 0M999999
• Cummins MerCruiser CMD 1.7 MI 120 - serial 88109041 and up
• MerCruiser 1.7 MI 120
• MerCruiser 1.7 MS 120
• HP Range: Approximately 120HP
• Engine Type: 1.7L inline four-cylinder turbo-diesel
• Year Range: Approximately late-1990s through mid-2000s

🔌 Function

The pipe routes engine coolant between the thermostat housing and associated engine cooling passages.

⚠️ Common Signs of Failure

• Coolant leaking from the pipe or fittings
• Corrosion or pinholes in the metal tube
• Engine temperature rises under load
• Cooling system loses pressure
• Pipe is bent or cracked
• Gaskets leak at the mounting flanges
• Salt or coolant deposits appear around the joints

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 8M0090694 → Supersedes 882547
• 882547 original Mercury water-pipe assembly reference

OEM / Related Numbers

• 8M0090694
• 882547
• Companion water pipe: 882607
• Water-pipe fittings: 882656
• Water-pipe gaskets: 882594 and 882653
• Bypass hose: 882431
• Water-pipe clip: 882353
• Water-drain pipe: 882550
• Drain cock: 882729

Aftermarket / Verified Equivalents

• No aftermarket equivalent

📦 Condition

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