Mahle Rings Steel Napier THM-13 4.625 Bore x .043in .135 RW Plain Ring Set (48 Qty Bulk Pack)

If you're rebuilding an engine that needs a 4.625 inch bore, this bulk pack of Mahle OE Steel Napier piston rings is a solid option. Mahle is a well-known name in engine components, and these rings are built to OE specifications, meaning they'll perform as expected in your application. The Napier hook design on the top ring helps to improve oil control, which is crucial for preventing blow-by and ensuring proper cylinder sealing.

This set comes with 48 rings, making it ideal for shops or builders who tackle multiple engine projects or work on larger engines that might use more than one set. The steel construction offers good durability for everyday use, and the .043 inch thickness is standard for many performance and heavy-duty applications. When you're putting an engine back together, getting the ring seal right is key to its longevity and performance, and these Mahle rings are designed to help you achieve that.