MAHLE 4060MS-112-1 Piston Ring Set File Fit Oversized - 1.0mm 1.0mm 2.0mm 005

The MAHLE 4060MS-112-1 is a single-cylinder piston ring set designed for precision engine builds requiring +.005" oversized file-fit rings. This three-piece ring set features a 4.055" bore diameter with standard tension configuration for reliable sealing and oil control.

Ring Configuration:

• Top compression ring: 1.0mm width
• Second compression ring: 1.0mm width
• Oil control ring: 2.0mm width
• Bore size: 4.055" (+.005" oversize)
• File-fit design for custom end gap adjustment

Key Features:

• MAHLE OE-quality materials and manufacturing standards
• Standard tension design for balanced performance
• File-fit rings allow precise end gap customization during installation
• Complete single-cylinder set includes all three rings
• Ideal for custom engine builds, rebuilds, and performance applications

File-fit rings require end gap filing to match your specific cylinder bore tolerances. This ensures optimal ring seal, compression, and oil control for maximum engine performance and longevity. Each ring is manufactured to MAHLE's exacting specifications for consistent quality and fitment.