What is the advantage of gas nitride steel rings?

Gas nitride steel rings have a hardened surface treatment that improves their durability and resistance to wear. This makes them a strong choice for engines that experience higher heat and stress, such as performance or heavy-duty applications.

What does 'bulk pack' mean for this product?

This product is a bulk pack containing 48 complete sets of piston rings. It's designed for engine builders or shops that work on multiple engines and need a cost-effective way to purchase rings in quantity, rather than for a single engine replacement.

Are these rings compatible with all pistons?

These rings are designed for a 4.120 inch cylinder bore with specific top and second ring thicknesses (.043 inch and .157 inch, respectively). You must verify these dimensions match your specific pistons and cylinder bore for proper fitment in your engine build.

Mahle OE Piston Rings 3011215B - Performance Gas Nitride Ste

Name: Mahle Rings Performance Gas Nitride Steel 4.120 x .043 .157 RW Plain Ring Set (48 Qty Bulk Pack)
Brand: Mahle OE
SKU: mahle-oe-mahle-rings-performance-gas-nitride-steel-4-120-x-043-157-rw-plain-ring-t14-48609
Price: 556.49 USD
Availability: BackOrder

Mahle Rings Performance Gas Nitride Steel 4.120 x .043 .157 RW Plain Ring Set (48 Qty Bulk Pack)

$556.49

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 gas nitride steel piston rings. Bulk pack for engine builds.

Key Features

Fits 4.120 inch cylinder bores.
Top ring thickness is .043 inches.
Second ring thickness is .157 inches.
Gas nitride steel construction for improved durability and wear resistance.
Bulk pack contains 48 complete sets of piston rings.
Designed for performance gas engine applications.

This is a bulk pack of 48 sets of piston rings with specific dimensions (4.120 x .043 x .157). Verify these dimensions match your pistons and cylinder bore for proper fitment in your engine build.

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Product Details

When you're rebuilding an engine, especially for performance applications or heavy-duty use, the piston rings are critical for sealing the combustion chamber and managing oil. This bulk pack of 48 sets of Mahle OE Performance Gas Nitride Steel Piston Rings is designed for engine builders who need a reliable, well-made component for multiple builds or high-volume shops.

These rings feature a gas nitride steel construction, which offers improved durability and wear resistance compared to standard cast iron rings. The nitride treatment hardens the surface, helping the rings stand up to the heat and stress of combustion, while the steel provides a strong base. The specific dimensions of 4.120 inches bore size with a .043 inch top ring, .157 inch second ring, and oil ring are common for many performance gas engines. This set is intended for builders who know exactly what they need for their specific engine builds, offering a cost-effective solution when purchasing in quantity.

This is a bulk pack, meaning you get 48 complete sets of rings, making it a practical choice for shops or serious enthusiasts undertaking multiple engine projects. Ensure you verify these dimensions match your specific pistons and cylinder bore before ordering. Because this is a bulk pack, it is not intended for single-engine replacements but rather for comprehensive engine building needs.