What is the HVOF moly coating for?

The HVOF moly coating is a high-velocity oxygen fuel process that applies a tough, wear-resistant surface to the ring. This helps to reduce friction and wear on both the piston ring and the cylinder wall, contributing to longer engine life and consistent performance.

What kind of engines are these rings best suited for?

These performance plasma steel top rings are designed for engines that will see demanding use, such as high-performance builds or engines that operate under significant heat and friction. The robust construction and coating are intended to handle more stress than standard rings.

Are these rings compatible with all piston types?

While these rings are designed for a specific bore size and radial width, compatibility also depends on the piston groove dimensions. Always consult the Mahle installation instructions and your piston manufacturer's specifications to ensure the correct fit and function.

Mahle OE Piston Rings 3011086B

Name: Mahle Rings Perf Plasma Steel Top Ring 4.265in x 1.0MM .143in RW HVOF Moly Ring Set (48 Qty Bulk Pk)
Brand: Mahle OE
SKU: mahle-oe-mahle-rings-perf-plasma-steel-top-ring-4-265in-x-1-0mm-143in-rw-hvof-mo-t14-47855
Price: 746.46 USD
Availability: BackOrder

Mahle Rings Perf Plasma Steel Top Ring 4.265in x 1.0MM .143in RW HVOF Moly Ring Set (48 Qty Bulk Pk)

$746.46

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Mahle OE performance plasma steel top ring set, 4.265in bore. Bulk pack of 48.

Key Features

This is a bulk pack containing 48 Mahle OE performance plasma steel top rings.
Each ring is designed for a 4.265-inch cylinder bore.
The top ring measures 1.0mm in thickness and has a 0.143-inch radial width.
Features plasma-sprayed steel construction for improved durability.
Includes an HVOF (High-Velocity Oxygen Fuel) moly coating for reduced friction and wear.

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Product Details

When you're rebuilding an engine, especially one that's going to see some serious work, the piston rings are critical. What you get in this package is a bulk pack of 48 Mahle OE performance plasma steel top rings. These rings are designed for a 4.265-inch bore and measure 1.0mm thick with a 0.143-inch radial width. They feature a plasma-sprayed steel construction with an HVOF moly coating, which is a tough, wear-resistant surface treatment applied using a high-velocity oxygen fuel process. This means they're built to handle the heat and friction of high-performance applications.

Mahle is a well-known name in engine components, and these rings are made to their OE standards, meaning they're built for reliable performance. The plasma steel construction offers improved durability over standard cast iron rings, and the HVOF moly coating helps reduce friction and wear, which can extend the life of both the rings and the cylinder walls. This bulk pack is ideal for shops or builders who are working on multiple engines or need a significant quantity for a large project. Proper installation is key with any piston ring, so always refer to the manufacturer's detailed installation instructions to ensure they seat correctly and perform as intended.