Vaico V30-9941 Engine Valve Stem Oil Seal Set

Mercedes-Benz Valve Stem Oil Seal Set

Restore cylinder head sealing performance with the VAICO V30-9941 engine valve stem oil seal set. Built for Mercedes-Benz applications with OE number 612 050 00 58, this German-made replacement is specified for OEM-quality service in the cylinder head and supports precise valve stem sealing on a wide range of V8 and V12 engines.

VAICO’s VAICO/Q+ Quality Level identifies parts manufactured in Germany to OEM-quality standards in line with vehicle manufacturer certifications. The V30-9941 is a direct-fit sealing solution for Mercedes-Benz models including E-Class, S-Class, SL, CLK, and AMG applications that match OE reference 6120500058.

Key Features

• Engine valve stem oil seal set for cylinder head service
• OE reference: 612 050 00 58
• Part number: V30-9941
• Made in Germany to VAICO Q+ quality level
• Designed for Mercedes-Benz engines with matching OE number 6120500058
• Compact packaging dimensions: 7.3 cm x 4.3 cm
• Low unit weight: 0.008 kg

Detailed Description

This VAICO V30-9941 valve stem oil seal set is engineered for Mercedes-Benz cylinder head applications where accurate valve stem sealing is critical. It is listed for numerous Mercedes-Benz models, including 1995-2011 Mercedes-Benz S500, 1996-2008 Mercedes-Benz SL500, and 2006-2011 Mercedes-Benz G55 AMG, along with many other E-Class, C-Class, CLK, CLS, ML, R-Class, and AMG variants that use OE number 6120500058. If you are searching for a Mercedes-Benz valve stem oil seal set for cylinder head repair, this part number provides a focused OE-match reference for engine sealing service.

This part cross-references 6120500058 for the same application.

What It Helps Address

• Oil consumption caused by worn valve stem seals
• Blue exhaust smoke after startup or deceleration
• Oil leakage past the valve stem area in the cylinder head
• Reduced sealing performance during top-end engine service
• Maintenance needs on Mercedes-Benz engines with OE number 6120500058

Installation Notes and Tips

Confirm the OE number on the original part before ordering. Verify engine designation and model year against the fitment list, since several Mercedes-Benz models share similar names but different engine configurations. Clean the cylinder head sealing surfaces thoroughly during service and inspect related valvetrain components before reassembly. Professional installation is recommended for cylinder head work.

Quality Assurance

VAICO’s Q+ Quality Level indicates German-made parts produced to OEM-quality standards in accordance with vehicle manufacturer certifications. The V30-9941 is built for consistent sealing performance in Mercedes-Benz applications that require OE number 6120500058.