MAHLE 3011120B Piston Ring Set Bore Plasma Moly Steel - 4.505

The MAHLE 3011120B piston ring set is engineered for high-performance engine builds requiring a 4.505-inch bore diameter. This premium ring set features advanced plasma moly steel construction on the top compression ring, delivering superior wear resistance and extended service life in demanding applications.

Key Specifications:

• Bore diameter: 4.505 inches
• Ring thickness: 0.0625 inches (1/16")
• Ring width: 0.190 inches
• Top ring: Plasma moly steel face for maximum durability
• Bulk moly ring set configuration
• RW (rectangular wire) design

MAHLE piston rings are precision-manufactured to OEM specifications and beyond, utilizing advanced coating technologies to reduce friction, improve sealing, and maximize power output. The plasma moly facing on the compression ring provides exceptional scuff resistance during break-in and long-term wear protection under high cylinder pressures and temperatures.

This ring set is ideal for performance rebuilds, racing applications, and heavy-duty engines where reliability and durability are critical.