Mahle Rings 3.9700in X 5/64in Moly Claimer Top Compression Ring Moly Ring Set (48 Qty Bulk Pack)

These Mahle Moly Claimer top compression rings are built to a 3.9700-inch bore size with a 5/64-inch ring width. This bulk pack contains 48 rings, making it a solid option for engine builders working on multiple vehicles or performance builds where precision and reliability are key. The moly coating on these rings helps reduce friction and wear, which is crucial for maintaining good compression and oil control over the life of the engine.

Mahle is a well-known name in engine components, and these rings reflect that reputation for well-built parts. The moly coating is a practical choice for many engine applications, offering improved durability and performance compared to plain cast iron rings, especially under demanding conditions. They are designed to fit right and perform consistently, ensuring your engine's top end functions as it should.