MAHLE 41906CP.020 Engine Piston Ring Set Oversize - 0.020

The MAHLE 41906CP.020 is a premium +0.020" oversize engine piston ring set engineered to OEM specifications for reliable combustion sealing, reduced oil consumption, and long-term durability. Designed for engines requiring a slightly larger bore size during rebuild, this set restores like-new compression and oil control performance.

Key Features:

• Pre-lapped rings seat immediately upon startup, virtually eliminating traditional break-in time
• Compression rings feature a barrel-faced contact area for efficient sealing and CNC-controlled gap chamfer to minimize blow-by
• Intermediate rings incorporate a reverse twist design for superior groove side sealing and taper-race machining for enhanced cylinder wall contact
• CP-20 oil ring assemblies feature an exclusive 20-degree ear angle for optimal side sealing against the cylinder wall, plus a chemically polished expander for improved oil drain-back
• Ring materials, coatings, and tension levels are application-optimized to reduce friction and extend service life
• +0.020" oversize designation for engines that have been bored or honed beyond standard dimensions
• Manufactured to OEM-equivalent standards by MAHLE, a global leader in engine component technology

The MAHLE 41906CP.020 piston ring set is the trusted choice of professional engine builders seeking precision fitment and installer-friendly design. Complete ring set included for all cylinders, making it ideal for full engine rebuild applications.