MAHLE 3030852 Performance Piston Ring Set Bore Oil Ring NHRA Pro Stock - 4.740 2.0mm

The MAHLE 3030852 is a high-performance piston ring set engineered specifically for NHRA Pro Stock racing applications. This premium ring assembly features a 2.0mm performance oil ring designed for 4.740-inch bore cylinders, delivering maximum sealing and oil control under extreme competition conditions.

Key Specifications:

• Bore Size: 4.740 inches
• Oil Ring Width: 2.0mm
• Radial Wall Thickness: 0.129 inches
• Configuration: GNS (Gas Nitrided Steel) construction
• Design: Plain ring set without coatings
• Application: NHRA Pro Stock racing engines

Performance Features:

• Gas nitrided steel construction provides exceptional wear resistance and durability
• Optimized radial wall design ensures consistent cylinder wall contact
• Low-tension oil ring assembly minimizes friction losses while maintaining superior oil control
• Precision-machined to Pro Stock specifications for maximum power output
• Plain finish allows for custom fitting and gap adjustment to specific engine requirements

MAHLE's motorsports piston rings are manufactured to the strictest tolerances and are trusted by professional engine builders in drag racing's most competitive classes. This ring set is designed to withstand the extreme cylinder pressures and temperatures encountered in nitrous oxide and supercharged Pro Stock engines, making it an essential component for serious competitors.