MAHLE 51762.030 Engine Piston Ring Set +0.030" Oversize OE Replacement

The MAHLE 51762.030 is an OE-quality replacement engine piston ring set manufactured to exact original equipment specifications. The .030 suffix designates a +0.030-inch oversize bore fitment, making this set the correct choice for engines that have been bored 0.030 inches over standard during a rebuild or cylinder reconditioning.

Key Features:

• OE-Engineered Design: Developed to meet or exceed original equipment manufacturer tolerances for a precise, reliable fit
• Pre-Lapped Finish: Rings arrive pre-lapped for immediate seating, significantly reducing engine break-in time
• Optimized Ring Materials & Coatings: Ring materials, surface coatings, and ring tension are application-matched to minimize friction and extend service life
• Barrel-Faced Top Compression Ring: Promotes efficient compression sealing and rapid cylinder wall conformance
• Reverse-Twist Second Ring: Provides superior groove side sealing and enhanced cylinder wall contact via taper race machining
• Three-Piece Oil Control Ring Assembly: Delivers effective oil regulation and improved drain-back performance
• +0.030" Oversize: Engineered for cylinders bored 0.030 inches over standard bore diameter

MAHLE is the world's largest piston ring manufacturer, supplying over 60% of production engines built in North America with pistons or rings. The 51762.030 ring set upholds MAHLE's commitment to quality, offering engine rebuilders and professional technicians a dependable, installer-friendly solution that meets the demands of today's engines.