MAHLE 42149CP Premium Piston Ring Set - Ford 5.0L Coyote 3.630" Bore

The MAHLE 42149CP Premium Piston Ring Set is engineered for Ford 5.0L Coyote DOHC engines (2011-Up) with a 3.630 inch bore diameter. This complete set includes rings for all 8 cylinders, featuring plasma-moly construction with 1.2mm, 1.2mm, and 2.5mm thickness specifications.

Advanced Engineering Features:

• Pre-lapped rings seat immediately, virtually eliminating break-in time for faster installation
• SAE 9254 high alloy steel construction provides superior tensile strength, yield strength, and fatigue resistance
• Barrel-faced compression rings with CNC-controlled gap chamfer optimize compression and reduce blow-by
• Reverse twist intermediate rings deliver enhanced groove side sealing with taper race machining
• Exclusive CP-20 oil ring assemblies with 20-degree ear angle provide optimal side seal against cylinder walls
• Special chemical polish on oil ring expander enhances oil drain back and control
• Optimized ring tension reduces friction while extending service life

MAHLE Original piston rings represent OE-quality engineering designed to reduce friction and ring mass while minimizing oil consumption. As one of the world's largest OE piston ring manufacturers, MAHLE leads the industry in advanced piston ring technology. Each ring set is precision-manufactured to provide unmatched quality and installer-friendly performance.