MAHLE 42216CP Piston Ring Set for GM 5.3L Gen V LT Engines 3.780" Bore

The MAHLE 42216CP is a premium piston ring set engineered for GM Generation V 5.3L LT engines (L83/L8B/L8X) from 2014 and newer with direct injection. This set features a 3.780-inch bore diameter with a 1.2mm/1.5mm/2.5mm ring pack configuration designed for OE-quality replacement and performance applications.

Key Features:

• Pre-lapped rings seat immediately, virtually eliminating break-in time for faster installation
• Top compression ring: 1.2mm height, 0.143" radial width with moly-faced coating for durability
• Second compression ring: 1.5mm height, 0.150" radial width with reverse twist design for superior groove sealing
• Oil control ring: 2.5mm height, 0.118" radial width with CP-20 design
• Barrel-faced compression rings with CNC-controlled gap chamfer optimize compression and reduce blowby
• CP-20 oil ring assemblies feature exclusive 20-degree ear angle for enhanced cylinder wall sealing
• Special chemical polish on oil ring expander provides improved oil drainback
• Optimized ring materials, coatings, and tension reduce friction and extend service life

MAHLE Original piston rings are manufactured under strict quality controls with race-proven technology. The precision-ground design ensures proper fitment and cannot be installed incorrectly, saving time during assembly. Ideal for engine rebuilds, overhauls, and performance applications requiring reliable compression sealing and oil control.