MAHLE 42266CP Engine Piston Ring - Set

The MAHLE 42266CP Engine Piston Ring Set delivers premium OE-quality engine sealing performance for demanding automotive applications. As part of MAHLE's extensive piston ring lineup, this set is engineered to meet or exceed original equipment specifications.

Advanced Engineering:

• Pre-lapped ring surfaces for immediate seating and virtually eliminated break-in time
• Barrel-faced compression rings for more efficient compression and reduced blowby
• Optimized ring materials and coatings designed for reduced friction and extended service life
• CNC-controlled gap chamfer for enhanced compression efficiency
• Reverse twist intermediate ring design for better groove side sealing

Quality Features:

• CP-20 oil ring assembly with 20-degree ear angle for superior cylinder wall sealing
• Chemical polish on oil ring expander for enhanced oil drainback
• Taper race machining on intermediate rings for improved contact
• Installer-friendly design backed by MAHLE's reputation as the world's largest piston ring manufacturer

MAHLE piston ring sets are designed to handle higher temperatures, increased cylinder pressures, and elevated RPM demands of modern performance engines. Each component is manufactured to strict tolerances ensuring optimal ring-to-piston sealing and durability.