What is the benefit of the nitride treatment on the top ring?

The nitride treatment hardens the surface of the top compression ring. This makes it more resistant to wear and scuffing, which helps maintain a good seal and extends the life of the rings and cylinder walls.

What does the '48 Qty Bulk Pk' mean?

This package contains 48 individual sets of piston rings. This is ideal for engine builders or shops working on multiple engines simultaneously.

Are these rings suitable for all gasoline engines?

These rings are designed for high-performance gasoline engines and feature specific dimensions (4.615in bore, 0.043in thickness). Always consult your engine's service manual to ensure these specifications match your application.

Mahle OE Piston Rings 3011043B - 4.615in Bore

Name: Mahle Rings Gas Nitride Steel Perf Top Comp 4.615in x .043in .170 RW Plain Ring Set (48 Qty Bulk Pk)
Brand: Mahle OE
SKU: mahle-oe-mahle-rings-gas-nitride-steel-perf-top-comp-4-615in-x-043in-170-rw-plai-t14-49557
Price: 584.04 USD
Availability: BackOrder

Mahle Rings Gas Nitride Steel Perf Top Comp 4.615in x .043in .170 RW Plain Ring Set (48 Qty Bulk Pk)

$584.04

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 steel piston rings with a nitride treated top ring. 4.615in bore size.

Key Features

This product is a bulk pack containing 48 sets of piston rings.
The top compression ring features a nitride surface treatment for improved hardness and wear resistance.
Constructed from steel for strength and durability.
Designed for a 4.615 inch bore diameter.
The top ring has a thickness of 0.043 inches and a ring width of 0.170 inches.
Suitable for high-performance gasoline engines.

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Product Details

This bulk pack includes 48 sets of Mahle OE steel piston rings, designed for high-performance gasoline engines. Each set features a top compression ring that has been treated with a nitride process, which hardens the surface and improves its resistance to wear and scuffing. This treatment is crucial for maintaining a good seal under demanding operating conditions and helps extend the life of the rings and the cylinder walls.

The rings in this set measure 4.615 inches in bore diameter and have a thickness of 0.043 inches for the top ring, with a 0.170 inch ring width. The steel construction offers strength and durability, making these rings a solid choice for engine rebuilds where performance and longevity are key. The nitride treatment on the top ring is a notable feature that helps ensure consistent sealing and reduced friction, contributing to improved engine efficiency and power output.

This is a bulk package containing 48 individual ring sets, making it suitable for shops or builders working on multiple engines. It's important to note that these rings are not CARB approved and cannot be shipped to California. Always refer to your engine's specific service manual for proper installation procedures and ring gap specifications.