Mahle Rings Performance Plasma Steel Top Ring 3.586in x 1.0MM .143in RW HVOF Moly Ring Set

If you're rebuilding the top end of your engine, getting the right piston rings is crucial for sealing and performance. This set from Mahle OE features top rings made from plasma-coated steel, which offers excellent wear resistance and helps maintain a strong seal between the piston and cylinder wall. The plasma coating, applied using HVOF (High Velocity Oxygen Fuel) thermal spray technology, creates a very dense and durable surface that stands up well to the heat and friction inside the combustion chamber.

These rings are designed to be a direct replacement for your original equipment, ensuring they fit right and function as intended. The 1.0mm top ring thickness and .143 inch ring width are standard dimensions for many performance applications, helping to optimize compression and oil control. Mahle OE is a well-known name in engine components, and this set reflects their commitment to providing reliable parts for engine work.