21673916 Water Outlet Pipe | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta Longblock Water Outlet Pipe - Part Number: 21673916

A genuine water outlet pipe used in a Volvo Penta engine cooling-system and longblock installation. It is identified as item 15 in the related longblock component schedule and routes hot coolant from the cylinder head or block to the thermostat / external cooling circuit.

⚙️ Key Features

• Genuine Volvo Penta water outlet pipe

• Factory coolant-passage and mounting geometry

• Specified in the related longblock component schedule

• Designed for hot pressurised coolant

• Direct replacement for a corroded or leaking original pipe

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 21673916 (current OEM reference)

OEM / Related Numbers:

• 21678692 - related longblock / small-parts kit reference

• 21664969 - small-parts kit

• 8653172 - related sensor

• 30713576 - clip

• 30713577 - O-ring

• 21625080 - gasket

• 21806510 / 21146441 - lifting eyes

• 1678297 - belt-guard spacer sleeve

• 986228 - six-point socket screw

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• Volvo Penta engine longblock and cooling-system assemblies whose component schedule specifies water outlet pipe 21673916

Typically suits:

• Engine models:

• Complete longblock, engine product and serial number must identify the application

• HP Range: Engine-rating dependent

• Engine Type: Volvo Penta turbocharged marine or industrial diesel

• Year Range: Production-era fitment determined by longblock and engine serial number

• Fitment Note: Replace the associated O-ring / gasket and confirm whether the part is required with the selected longblock.

🔌 Function

Carries heated coolant from the engine outlet toward the thermostat, radiator, heat exchanger or external cooling circuit.

Common signs of failure:

• Coolant seepage or staining

• Pinhole corrosion

• Overheating after coolant loss

• Cracked flange or pipe wall

• Restricted coolant flow

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging