Professional Parts Sweden 21436779 Engine Core Plug

21mm Cylinder Head Core Plug for Volvo Engines

This Professional Parts Sweden engine core plug is a 21mm cylinder head plug for select Volvo applications. It is listed under part number 21436779 and cross-references 946779 for the same application.

Key Features

• 21mm diameter for cylinder head use
• Engine hardware replacement for Volvo cylinder head service
• Professional Parts Sweden part number 21436779
• Cross-reference: 946779
• Direct fitment coverage for multiple Volvo S60, V60, XC60, and related models

Detailed Description

Professional Parts Sweden 21436779 is an engine core plug specified with a 21mm diameter for cylinder head applications. This part is used in Volvo engine hardware service where the original cylinder head plug needs replacement due to leakage, corrosion, or removal during engine repair. It is cataloged for a wide range of Volvo models, including Volvo S60, Volvo V60, Volvo XC60, Volvo XC70, C30, C70, S40, V50, V70, S80, XC90, V40, and S70.

For buyers searching for a Volvo S60 21mm cylinder head core plug, Volvo V60 engine core plug, or Volvo XC60 cylinder head plug, part number 21436779 provides a direct reference for the correct size and application. The fitment data also includes 2012-2016 Volvo S60, 2015-2016 Volvo V60, and 2015-2016 Volvo XC60, along with earlier Volvo platforms such as the 2000-2011 S40 and 2000-2007 V70.

What It Helps Address

• Coolant seepage at the cylinder head plug location
• Corrosion-related failure of the original core plug
• Engine repair needs after cylinder head service
• Replacement of a damaged or missing 21mm plug
• Restoration of proper sealing in the cylinder head

Installation Notes and Tips

Verify the 21mm diameter before installation and confirm the plug location on the cylinder head. Clean the bore thoroughly, inspect for pitting or distortion, and follow the vehicle service procedure for proper seating and sealing. Always match the part number 21436779 to the vehicle’s engine specification before installation.

Quality Assurance

Professional Parts Sweden catalogs this engine core plug for defined Volvo applications, with fitment support spanning 2000-2016 model years. Use the listed vehicle coverage and 21mm specification to confirm application accuracy before service.