What is the primary benefit of the chrome facing on these oil rings?

The chrome facing on these oil rings is designed to reduce friction between the ring and the cylinder wall. This can lead to improved durability and potentially help maintain optimal oil control over time.

What does 'standard tension' mean for these piston rings?

Standard tension refers to the spring tension of the oil control ring against the cylinder wall. This design ensures a consistent seal, which is important for maintaining compression and preventing excessive oil consumption in performance applications.

Can these rings be shipped to California?

No, this product is not CARB approved and cannot be shipped to California due to emissions regulations.

Mahle OE Piston Rings 3030944B

Name: Mahle Rings Perf CP20 Oil Ring 4.270in x 2.0MM .113in RW Std Tens. Chrome Ring Set (48 Qty Bulk)
Brand: Mahle OE
SKU: mahle-oe-mahle-rings-perf-cp20-oil-ring-4-270in-x-2-0mm-113in-rw-std-tens-chrome-t14-48671
Price: 5884.83 USD
Availability: BackOrder

Mahle Rings Perf CP20 Oil Ring 4.270in x 2.0MM .113in RW Std Tens. Chrome Ring Set (48 Qty Bulk)

$5884.83

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 ring set for 4.270in bore. Chrome ring set for standard tension applications.

Key Features

Fits engines with a 4.270-inch bore.
Features a 2.0mm oil ring width and a .113-inch thickness.
Chrome-faced oil rings help reduce friction and improve durability.
Standard tension design for reliable cylinder wall sealing.
Bulk set includes 48 individual ring sets for engine builders.
Not CARB approved; cannot ship to California.

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Product Details

Mahle is a well-known name in the automotive industry, particularly for their expertise in engine components. This performance piston ring set, part number 3030944B, is a prime example of their commitment to engine building. Designed for a 4.270-inch bore, these rings are built to handle the demands of performance engines, offering a standard tension setup for reliable operation.

This bulk set includes 48 individual ring sets, making it ideal for engine builders working on multiple projects or high-volume shops. The oil rings feature a 2.0mm width and a .113-inch thickness, with a chrome facing that helps to reduce friction and improve durability. This construction is key to maintaining proper oil control and reducing wear on cylinder walls, even under strenuous conditions. The standard tension design ensures a good seal against the cylinder wall, which is crucial for optimal compression and power delivery.

When rebuilding or modifying an engine, the right piston rings are essential for performance and longevity. This Mahle OE set offers a well-built solution for those looking for reliable components for their performance builds. Please note that this product is not CARB approved and cannot be shipped to California.