Mahle Rings Performance Steel Napier 2nd Ring 3.4350in x 1.2MM .135in RW Plain Ring Set

Mahle OE is a well-known name in engine components, and they build parts to keep your engine running right. This particular set features a steel Napier 2nd ring, which is designed to help control oil and improve sealing in the cylinder. The Napier hook design helps scrape oil off the cylinder wall on the downstroke, while still allowing for proper ring seal on the upstroke.

This ring set measures 3.4350 inches in bore size, with a 1.2mm top ring groove width and a 0.135-inch ring height. The steel construction offers good durability for performance applications. When you're rebuilding an engine, getting the piston rings right is crucial for proper compression and oil control, and this Mahle OE set is a well-built option to consider.