MAHLE 50533CP.040 Engine Piston Ring Set Oversize - 0.040

The MAHLE 50533CP.040 is a complete engine piston ring set engineered to OEM specifications for reliable performance in engine rebuild and oversize bore applications. Sized at 0.040" over standard bore, this ring set is designed for use during engine rebuilds where the cylinder bores have been machined to the first standard oversize.

MAHLE is a globally recognized OEM supplier, producing piston rings to the same standards used in original vehicle assembly. The CP (chrome-plated) designation indicates a premium surface treatment on the compression rings, providing enhanced wear resistance, improved sealing, and extended service life compared to standard cast iron rings.

Key Features:

• 0.040" Oversize — engineered for bores machined 0.040" over standard diameter
• Chrome-plated compression rings — superior wear resistance and cylinder sealing
• OEM-grade manufacturing — produced to original equipment tolerances
• Complete ring set — includes all compression and oil control rings required per cylinder
• Precision gapping — meets factory end-gap and side-clearance specifications
• High-quality metallurgy — optimized for thermal stability and long service intervals

MAHLE piston ring sets are a trusted choice for professional engine builders and rebuilders seeking OEM-quality components. Proper installation with attention to ring orientation, end-gap alignment, and cylinder preparation is recommended for optimal performance and longevity.