MAHLE 41514CP.040 Premium Plasma-Moly Piston Ring Set .040 Over Bore

The MAHLE 41514CP.040 is a premium plasma-moly piston ring set designed for engine rebuilds and performance applications requiring a .040" overbore specification. Part of MAHLE's highly regarded CP (Premium) series, these rings are engineered to OE-level standards and are trusted by professional engine builders worldwide.

Key Features:

• Plasma-moly top compression ring for superior wear resistance and excellent break-in characteristics
• Pre-lapped design seats immediately, virtually eliminating extended break-in time
• Barrel-faced compression ring contact area for more efficient combustion sealing and reduced blow-by
• CNC-controlled gap chamfer on compression rings optimizes ring seal and minimizes combustion gas bypass
• Intermediate rings feature a reverse twist design for improved groove side sealing and taper-race machining for enhanced cylinder wall contact
• CP-20 oil ring assembly with a 20-degree ear angle provides superior cylinder wall side sealing
• Chemically polished oil ring expander enhances oil drain-back performance
• Ring materials, coatings, and tension levels are precisely optimized for reduced friction and extended service life
• .040" overbore sizing for use with standard .040 over pistons

MAHLE is the world's largest manufacturer of piston rings and an Original Equipment Manufacturer (OEM) supplier to the world's leading engine producers. The 41514CP.040 ring set delivers the same engineering precision and material quality found in OEM applications, making it an ideal choice for engine rebuilds and performance builds requiring reliable, long-lasting ring seals.