Mahle Rings 4.035in Bore Dia 1/16in PC479 Top Rings Plain Ring Set

These Mahle OE top rings feature a 1/16 inch thickness and a plain ring design, which is a straightforward and reliable choice for sealing the combustion chamber. When you're rebuilding an engine, the piston rings are critical for maintaining compression and controlling oil consumption. Mahle is a well-known name in engine components, and these rings are made to OE specifications, meaning they are designed to fit and function just like the original parts.

The 4.035 inch bore diameter is a specific measurement that ensures these rings will match the pistons and cylinder walls for a proper seal. A plain ring design is often chosen for its simplicity and effectiveness in many applications. Ensuring your piston rings are in good condition is key to getting the most out of your engine's performance and longevity.