What is a Napier 2nd ring?

A Napier 2nd ring has a unique shape that helps it scrape oil more effectively from the cylinder wall. This design is often used to improve oil control and reduce oil consumption in an engine.

What does 'plain steel' mean for these rings?

This indicates the rings are made from standard steel without special coatings or treatments. It's a common and reliable material for piston rings in many engine applications.

Can these rings be shipped to California?

No, these rings are not CARB approved and cannot be shipped to California due to emissions regulations.

Mahle OE Piston Rings 3021345 - Steel Napier

Name: Mahle Rings Performance Steel Napier 2nd Ring 4.295in x .043 .135in RW Plain Ring Set
Brand: Mahle OE
SKU: mahle-oe-mahle-rings-performance-steel-napier-2nd-ring-4-295in-x-043-135in-rw-pl-t14-47737
Price: 51.64 USD
Availability: BackOrder

Mahle Rings Performance Steel Napier 2nd Ring 4.295in x .043 .135in RW Plain Ring Set

$51.64

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 is known for reliable engine components. This steel Napier 2nd ring set is a solid option for engine rebuilds.

Key Features

Fits: Check manufacturer fitment data to confirm compatibility with your vehicle.
Type: Steel Napier 2nd ring set
Dimensions: 4.295 inch diameter x .043 inch thickness x .135 inch height
Construction: Plain steel
Brand: Mahle OE

Secure CheckoutFast Shipping631-982-0042

Product Details

Mahle OE is a well-known name in the engine parts world, often chosen for their dependable components. This particular set features steel Napier 2nd rings, measuring 4.295 inches in diameter with a thickness of .043 inches and a height of .135 inches. The Napier design in the second ring is a practical choice for improving oil control and reducing blow-by, especially in performance applications. These rings are a plain steel construction, offering a straightforward and durable solution for your engine rebuild.

When you're putting an engine back together, the piston rings are a critical piece of the puzzle. They seal the combustion chamber, transfer heat from the piston to the cylinder wall, and regulate oil consumption. This Mahle OE set is designed to meet the demands of an engine rebuild, providing a well-built component that works to restore your engine's performance. The specific dimensions and Napier style of the second ring are key features that contribute to its function in maintaining proper cylinder sealing and oil management.