Mahle MS 4.020in+ .005in 1/16in 1/16in 3/16in File Fit Rings - 4025MS

Mahle MS 4.020in+ .005in File Fit Rings help you achieve precise engine ring fitment for optimal performance and durability.

• Exact 4.020in+ .005in size ensures a custom piston ring fit
• Compatible with 1/16in and 3/16in ring widths for versatile use
• High-quality steel construction improves wear resistance and longevity
• Fits Mahle brand pistons, part #4025MS, for reliable compatibility

Upgrade your engine’s sealing efficiency today.