Genuine 0009976220 Engine Expansion Plug

Engine Core Plug for Mercedes-Benz Applications

This Genuine engine core plug, part number 0009976220, is a direct-fit engine hardware component for select Mercedes-Benz and Dodge Sprinter applications. It is used to close specific access openings in the timing cover or cylinder head, helping maintain proper engine sealing and service access integrity.

Key Features

• Genuine OEM-style engine core plug
• Part number 0009976220
• 30mm diameter for listed applications
• Used to cover camshaft access or chain tensioner access ports, depending on vehicle
• Fits select Mercedes-Benz C250, E350, GL350, ML350, S350, SLK250, R350, Sprinter 2500, Sprinter 3500, E320, GL320, ML320, R320, and C230 applications

Detailed Description

Genuine 0009976220 is an engine core plug used in specific Mercedes-Benz engine assemblies where a 30mm access opening must be sealed in the timing cover or at the back of the left cylinder head. On listed Mercedes-Benz C250 and SLK250 applications, it covers the access port for the chain tensioner in the timing cover. On listed E350, GL350, ML350, S350, R350, Sprinter 2500, Sprinter 3500, E320, GL320, ML320, R320, and C230 applications, it covers camshaft access at the back of the left cylinder head. This part number 0009976220 is specified for the exact applications shown below.

Vehicle Fitment

• Fits 2012-2013 Mercedes-Benz C250, N/A; 30mm Diameter; Covers Access Port for Chain Tensioner; In Timing Cover
• Fits 2011-2013 Mercedes-Benz E350, N/A; 30mm Diameter; Back of Left Cylinder Head; Covers Camshaft Access
• Fits 2010-2013 Mercedes-Benz GL350, N/A; 30mm Diameter; Back of Left Cylinder Head; Covers Camshaft Access
• Fits 2010-2013 Mercedes-Benz ML350, N/A; 30mm Diameter; Back of Left Cylinder Head; Covers Camshaft Access
• Fits 2012-2013 Mercedes-Benz S350, N/A; 30mm Diameter; Back of Left Cylinder Head; Covers Camshaft Access
• Fits 2012-2013 Mercedes-Benz SLK250, N/A; 30mm Diameter; Covers Access Port for Chain Tensioner; In Timing Cover
• Fits 2010-2012 Mercedes-Benz R350, N/A; 30mm Diameter; Back of Left Cylinder Head; Covers Camshaft Access
• Fits 2010-2012 Mercedes-Benz Sprinter 2500, N/A; 30mm Diameter; Back of Left Cylinder Head; Covers Camshaft Access
• Fits 2010-2012 Mercedes-Benz Sprinter 3500, N/A; 30mm Diameter; Back of Left Cylinder Head; Covers Camshaft Access
• Fits 2007-2009 Dodge Sprinter 2500, N/A; 30mm Diameter; Back of Left Cylinder Head; Covers Camshaft Access
• Fits 2007-2009 Dodge Sprinter 3500, N/A; 30mm Diameter; Back of Left Cylinder Head; Covers Camshaft Access
• Fits 2007-2009 Mercedes-Benz E320, N/A; 30mm Diameter; Back of Left Cylinder Head; Covers Camshaft Access
• Fits 2007-2009 Mercedes-Benz GL320, N/A; 30mm Diameter; Back of Left Cylinder Head; Covers Camshaft Access
• Fits 2007-2009 Mercedes-Benz ML320, N/A; 30mm Diameter; Back of Left Cylinder Head; Covers Camshaft Access
• Fits 2007-2009 Mercedes-Benz R320, N/A; 30mm Diameter; Back of Left Cylinder Head; Covers Camshaft Access
• Fits 2003-2005 Mercedes-Benz C230, N/A; 30mm Diameter; Covers Access Port for Chain Tensioner; In Timing Cover

Common Uses

• Seals a timing cover access opening on select Mercedes-Benz C250, SLK250, and C230 engines
• Closes camshaft access ports on select Mercedes-Benz E350, GL350, ML350, S350, and R350 engines
• Helps address missing or damaged engine access plugs on Mercedes-Benz Sprinter 2500 and Sprinter 3500 models
• Restores proper closure of the back-of-cylinder-head access point on listed V6 applications

Installation Notes

Verify the 30mm diameter and the exact engine access location before installation. Clean the sealing surface thoroughly and inspect the surrounding cover or cylinder head opening for wear, corrosion, or damage. Confirm fitment by model year and engine configuration before ordering.

Quality Assurance

Genuine OEM replacement part number 0009976220 is built for the listed Mercedes-Benz and Dodge Sprinter applications and follows the original fitment specifications shown above.