MAHLE 4350GNS-15T 4.350" Severe Duty Piston Ring 1.5mm GNS Top Ring

The MAHLE 4350GNS-15T is a premium severe duty top compression ring designed for high-performance and heavy-duty engine applications. This ring features a 4.350-inch bore diameter and 1.5mm radial width, making it suitable for large displacement engines commonly found in automotive racing, marine, and industrial applications.

Key Features:

• GNS (Gas Nitrided Steel) construction for superior wear resistance and durability
• 1.5mm radial width provides optimal tension and sealing performance
• 4.350-inch bore diameter for large displacement engine builds
• Severe duty design engineered for extreme operating conditions
• Gas nitriding process creates an ultra-hard surface to resist scuffing and wear
• Precision-manufactured to MAHLE's exacting tolerances
• Ideal for turbocharged, supercharged, or high-compression applications

MAHLE is a globally recognized leader in engine components, and their GNS severe duty rings are trusted by professional engine builders and racers worldwide. The gas nitriding treatment provides exceptional durability in demanding applications where standard chrome rings may not survive. This top ring is designed to maintain optimal cylinder sealing under high combustion pressures and elevated temperatures.