Elring 057.240 Engine Cylinder Head Bolt Set

Elring Cylinder Head Bolt Set 057.240

Elring 057.240 is an engine cylinder head bolt set for Volkswagen and Audi applications that require M12 female-star head bolts. This 10-bolt set is specified with a 166 mm thread length and M12 x 1.75 thread pitch for accurate engine assembly service.

Key Features

• Engine cylinder head bolt set for head fastening service
• 10 bolts per set
• Female star bolt head / nut design
• Thread size: M12 x 1.75 x 166
• Spanner size: X - M 12
• Supplied without disc
• Elring part number 057.240

Fitment

• Fits 2000-2010 Audi A3, N/A
• Fits 2006-2008 Audi A4, N/A
• Fits 1998-2003 Volkswagen Golf, N/A
• Fits 2004-2006 Volkswagen Golf, N/A; Length: 166mm; Thread Size: M12; Thread Pitch: 1.75mm; Bolt Head Nut Design: Female Star
• Fits 2001-2003 Volkswagen Beetle, N/A
• Fits 2004-2006 Volkswagen Beetle, N/A; Length: 166mm; Thread Size: M12; Thread Pitch: 1.75mm; Bolt Head Nut Design: Female Star
• Fits 2004-2005 Volkswagen Passat, N/A; Length: 166mm; Thread Size: M12; Thread Pitch: 1.75mm; Bolt Head Nut Design: Female Star
• Fits 2004-2010 Volkswagen Jetta, N/A; Length: 166mm; Thread Size: M12; Thread Pitch: 1.75mm; Bolt Head Nut Design: Female Star
• Fits 2006-2009 Volkswagen EuroVan, N/A; Length: 166mm; Thread Size: M12; Thread Pitch: 1.75mm; Bolt Head Nut Design: Female Star
• Fits 2008-2010 Volkswagen Bora, N/A; Length: 166mm; Thread Size: M12; Thread Pitch: 1.75mm; Bolt Head Nut Design: Female Star

What It Helps Address

• Replacing stretched or damaged cylinder head bolts during engine service
• Restoring proper clamping force after head gasket repair
• Matching the correct M12 female-star fastener specification for the engine
• Supporting reassembly on Audi A3, Audi A4, Volkswagen Golf, Volkswagen Jetta, and related models

Installation Notes

Verify bolt length, thread pitch, and head design before installation. Clean threaded holes thoroughly and follow the engine manufacturer’s tightening sequence and torque-angle procedure. Because cylinder head bolts are critical fasteners, replace them as a complete set rather than reusing worn hardware.

Quality Assurance

Elring is a recognized engine sealing and fastening brand used in OE-style repair applications. This part cross-references MAHLE GS33498 and Victor Reinz 14-32121-01 for the same application.