MAHLE 51474CP.060 Engine Piston Ring Set Oversize - 0.060

The MAHLE 51474CP.060 is a premium OE-replacement engine piston ring set sized at 0.060" over standard bore, designed for V6 engines. As one of the world's largest OE piston ring manufacturers, MAHLE engineers these rings to meet or exceed original equipment standards for compression, oil control, and long-term durability.

Key Features:

• Upper Compression Ring (UCR): Cast iron construction, RBT-10 ring type, 1.5mm axial height with positive twist and barrel face for fast, consistent break-in
• Lower Compression Ring (LCR): Cast iron construction, RBT-10 ring type, 2.0mm axial height providing superior oil control, improved combustion gas management, and top ring stability
• Oil Control Ring (OCR): Stainless steel with chrome facing, CP-20 Shallow Groove design, 4.75mm axial height — features an exclusive 20-degree ear angle for optimal side sealing in the piston oil groove
• SAE 9254 high-alloy steel Napier second rings deliver outstanding tensile and yield strength with excellent hardness and low ring mass
• OE form, fit, and function — engineered to reduce friction, minimize oil consumption, and extend service life
• Sold as a complete set for all cylinders

MAHLE piston rings offer high tensile strength, high yield strength, and excellent hardness with low ring mass — resulting in stress resistance, minimal groove pound-out, long service life, and superior blow-by control with reduced friction. Formerly marketed under the Perfect Circle brand, MAHLE Original ring sets have been trusted by professional automotive technicians for over 100 years.