Mahle Rings Plasma Moly Steel Top Compression Ring 4.620in x .0625in .190in RW Moly Ring Set

When you're rebuilding the top end of your engine, getting the piston rings seated correctly is crucial for sealing combustion pressure and controlling oil. This Mahle OE Plasma Moly Steel Top Compression Ring set is designed to do just that, ensuring your engine runs efficiently and reliably.

These rings are made from plasma moly steel, a strong material known for its durability and resistance to wear, which helps them maintain a tight seal against the cylinder wall over time. The specific dimensions – 4.620 inches in bore size, with a 0.0625-inch ring width and a 0.190-inch ring depth – are engineered for a precise fit in compatible engines. This attention to detail means you can expect improved compression and reduced oil consumption after installation.

For engines requiring this specific ring size and type, this Mahle set offers a well-built solution. Always refer to your engine's service manual for proper installation procedures and torque specifications.