276949
Engine Piston Ring
Mack

This piston ring is a critical component of the engine’s combustion chamber, providing a seal between the piston and cylinder wall. Its primary function is to retain combustion gases, prevent oil from entering the combustion chamber, and transfer heat from the piston to the cylinder wall. Made from high-strength materials, it resists wear and thermal expansion, ensuring consistent engine performance. Proper piston rings are essential for maintaining compression, fuel efficiency, and engine power. Regular inspection and replacement prevent engine blow-by and reduce emissions. This part plays a vital role in the overall health of the engine, contributing to smooth operation and longevity. Source One Parts Center offers this high-quality piston ring as a dependable replacement to keep your engine running at peak efficiency.