What is the purpose of the Moly coating on these rings?

The Moly coating on the top compression ring is designed to reduce friction and wear. This is particularly beneficial during the engine's break-in period, helping to ensure a smooth seating process and extend the life of both the rings and the cylinder walls.

What does '48 Qty Bulk Pack' mean for my build?

This means the set includes 48 individual rings. This quantity is ideal for engine builders who are working on multiple engines simultaneously or for high-volume repair shops. It ensures you have enough rings on hand for a significant project.

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 3010867B - 4.3900in Moly

Name: Mahle Rings 4.3900in X 5/64in Moly Claimer Top Compression Ring Moly Ring Set (48 Qty Bulk Pack)
Brand: Mahle OE
SKU: mahle-oe-mahle-rings-4-3900in-x-5-64in-moly-claimer-top-compression-ring-moly-ri-t14-51041
Price: 492.22 USD
Availability: BackOrder

Mahle Rings 4.3900in X 5/64in Moly Claimer Top Compression Ring Moly Ring Set (48 Qty Bulk Pack)

$492.22

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 Moly Claimer Top Compression Ring Set. 4.3900in bore size, 5/64in width. Bulk pack of 48 rings.

Key Features

Fits a 4.3900-inch cylinder bore.
Top compression ring width is 5/64 inch.
Features a Moly coating on the top compression ring for improved break-in and reduced wear.
Bulk pack contains 48 rings, suitable for multiple engines or high-volume builds.
Mahle OE brand is known for supplying original equipment manufacturers.

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Product Details

Mahle is a well-known name in engine components, often supplying parts directly to vehicle manufacturers. This bulk pack of 48 Moly Claimer Top Compression Rings is designed for engine rebuilding projects where multiple engines or a high volume of parts are needed. These rings are crucial for sealing the combustion chamber, ensuring proper compression, and managing oil consumption.

Each ring in this set has a 4.3900-inch bore size and a 5/64-inch width, fitting specific piston designs. The Moly coating on the top compression ring helps reduce friction and wear, especially during the critical break-in period, contributing to a longer ring and cylinder life. This well-built set is intended for applications where durability and performance are key, making it a solid option for engine builders and performance shops.

Please note that these rings are not CARB approved and cannot be shipped to California. Always refer to your engine's specific service manual for installation procedures and compatibility details.