What is the benefit of plasma moly coating on these piston rings?

The plasma moly coating on the steel top rings is designed to improve wear resistance and reduce friction. This helps create a better seal against the cylinder wall, leading to more efficient combustion and longer ring life.

What does the 'HV385' designation mean for these rings?

The HV385 is Mahle OE's specific performance ring set designation. It indicates a particular design and material combination, in this case, featuring plasma moly coated steel top rings for enhanced durability and performance.

Are these piston rings suitable for all engine builds?

This is a bulk set of 48 rings, making it ideal for engine builders working on multiple engines or high-volume projects. However, please note these rings are not CARB approved and cannot be shipped to California.

Mahle OE Piston Rings 3011243B - Performance Plasma Moly

Name: Mahle Rings Perf Plasma Moly Steel HV385 Top Ring 3.563in x 1.0MM .143in RW Ring Set (48 Qty Bulk)
Brand: Mahle OE
SKU: mahle-oe-mahle-rings-perf-plasma-moly-steel-hv385-top-ring-3-563in-x-1-0mm-143in-t14-48040
Price: 538.12 USD
Availability: BackOrder

Mahle Rings Perf Plasma Moly Steel HV385 Top Ring 3.563in x 1.0MM .143in RW Ring Set (48 Qty Bulk)

$538.12

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 piston rings. Plasma moly coated steel top rings for 3.563in bore. Bulk set of 48.

Key Features

Fits a 3.563 inch bore.
Top ring thickness is 1.0mm.
Features a .143 inch ring groove width.
Top rings are constructed from steel with a plasma moly coating for improved wear resistance and reduced friction.
This is a bulk set containing 48 rings.
Mahle OE is known for reliable engine components.

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Product Details

Mahle OE is known for making reliable engine components that meet original equipment standards. This particular set of performance piston rings, the HV385, is built with plasma moly coated steel for the top ring. This coating is a popular choice because it offers improved wear resistance and reduced friction, which is crucial for the demanding environment inside an engine cylinder. These rings are designed for a 3.563-inch bore and feature a 1.0mm thickness for the top ring, with a .143-inch ring groove width.

This is a bulk set containing 48 rings, making it suitable for engine builders working on multiple projects or high-volume rebuilds. The plasma moly coating on the steel top ring helps to create a solid seal against the cylinder wall, which is essential for maintaining compression and preventing blow-by. This translates to better engine performance and efficiency. The material and coating are chosen to withstand the heat and pressure generated during combustion, contributing to the longevity of your engine rebuild.

When rebuilding an engine, ensuring you have the right piston rings is critical for proper sealing and oil control. This Mahle OE set is a well-built option for those looking for performance-oriented components. Remember that these rings are not CARB approved and cannot be shipped to California. Always refer to your engine's specific service manual for detailed installation instructions and specifications.