Mahle MS 4.165in+ .005in 1/16in 1/16in 3/16in File Fit Rings - 4170ML

Mahle MS 4.165in+ .005in File Fit Rings help you achieve precise engine compression and improved performance.

• Fits 4.165in bore with +.005in oversize for exact sealing
• Made from durable cast iron for long-lasting wear
• Includes 1/16in and 3/16in ring thicknesses for versatile fit
• Compatible with Mahle 4170ML piston rings for easy installation

Upgrade your engine’s efficiency with these reliable rings today.