Piston Ring Set 4.155 Moly 1.2 1.5 3.0mm

The Piston Ring Set 4.155 Moly 1.2 1.5 3.0mm by JE PISTONS is designed for high-performance engine builds, catering to automotive enthusiasts who require precision and reliability. This ring set is ideal for those rebuilding engines, upgrading components, or restoring to factory specifications, ensuring optimal performance and durability.

Featuring a configuration of a 1.2mm top ring, a 1.5mm second ring, and a 3.0mm oil control ring, this set is optimized for 4.155-inch bore diameter applications. The moly-faced compression rings provide enhanced scuff resistance and wear protection, which is crucial during initial startup and break-in periods. This design helps maintain proper gas sealing across various RPM ranges and load conditions.

Engine builders, machine shops, and DIY enthusiasts will find this ring set particularly beneficial for assembling or refreshing engines with 4.155-inch bore specifications. It is suitable for both naturally aspirated and boosted applications, ensuring consistent performance and reduced blowby for reliable power delivery.