21039801 Cap Plug | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta Cap Plug - Part Number: 21039801

Brand-new genuine Volvo Penta cap plug matched to the specified opening in the engine block port sealing. Its thread, press fit or sealing face closes the port while maintaining the integrity of the surrounding assembly.

⚙️ Key Features

• Genuine Volvo Penta closure component

• Correct factory dimensions and seating geometry

• Prevents leakage and contamination entry

• Designed for the original pressure and temperature environment

• Seal or washer is separate unless listed

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 21039801 - OEM reference

OEM / Related Numbers:

• Volvo Penta 21039801

• VOE21039801

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• Volvo Penta D5/TAD5 crankcase or cylinder-block closure

Typically suits:

• Engine models:

• D5A and TAD5 engine families where the block schematic specifies 21039801

• Engine Type: Volvo Penta 5-litre inline diesel

• Serial / Configuration: Confirm thread/press-fit diameter, block port and engine serial number

• Year Range: D5/TAD5 production applications

🔌 Function

Closes and seals the designated service, casting or fluid port in the original engine assembly.

Common signs of failure:

• Leakage or staining around the closure

• Damaged, corroded or crossed threads

• Loose fit or repeated movement

• Missing, hardened or damaged sealing element

• Cracking, distortion or contamination at the port

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging