MAHLE 42192CP.020 Premium Engine Piston Ring Set Oversize - 0.020

The MAHLE 42192CP.020 is a premium-grade engine piston ring set engineered to OE specifications, sized at +0.020" oversize for engines that have been bored or require a larger-than-standard fit during rebuild. MAHLE is a globally recognized leader in piston ring technology, supplying original equipment and aftermarket rings to major automotive manufacturers worldwide.

Key Features:

• +0.020" Oversize: Designed for engines bored to +0.020" over standard, ensuring proper piston-to-wall contact and combustion sealing
• CP-Series Premium Construction: Upper compression ring (UCR) features a plasma-moly face coating for reduced friction and extended wear life
• CP-20 Oil Ring Assembly: Features a 20-degree ear angle for superior side sealing against the cylinder wall, plus a chemically polished expander for enhanced oil drain-back
• Multi-Ring Set: Includes upper compression ring (UCR), lower compression ring (LCR), and oil control ring (OCR) assembly for complete cylinder sealing
• OE-Quality Materials: Upper and lower compression rings manufactured from premium cast iron; oil control ring features stainless steel construction
• Pre-Lapped Rings: Factory pre-lapped for faster seating and reduced break-in time after installation
• Minimizes Blow-By: Restores compression, reduces oil consumption, and improves combustion efficiency in worn or rebuilt engines

The MAHLE 42192CP.020 piston ring set is the ideal choice for engine builders and professional rebuilders seeking a reliable, specification-correct ring set for oversize bore applications. Each set is manufactured to meet or exceed original equipment standards for fit, finish, and long-term durability.