MAHLE 3021203 Performance Grey Iron Top Compression Piston Ring Set 3.149" x 1.5mm

The MAHLE 3021203 is a high-performance plain piston ring set designed for precision engine builds requiring a 3.149-inch bore diameter. This compression ring set features MAHLE's performance grey iron construction, engineered to deliver reliable sealing and durability in demanding applications.

Key Specifications:

• Bore Size: 3.149 inches (79.98mm)
• Ring Width: 1.5mm
• Material: Performance grey iron construction for enhanced wear resistance
• Type: Plain top compression ring design
• Application: Top compression ring position

MAHLE's grey iron rings provide excellent heat dissipation and consistent sealing characteristics throughout the engine's operating range. The precision-ground surface finish ensures proper break-in and long-term performance. This ring set is ideal for performance rebuilds, racing applications, and high-output engines where reliable compression sealing is critical.