Mahle Rings Performance Napier THM-13 4.045in x 1.5MM Plain Ring Set (48 Qty Bulk Pack)

Mahle OE offers this bulk pack of 48 Performance Napier piston rings, designed for engine rebuilding projects. These rings feature a 4.045-inch bore size and a 1.5mm thickness, suitable for a variety of performance applications where a fresh set of rings is needed to seal the combustion chamber effectively.

This set utilizes a Napier hook design on the second ring, which helps to reduce oil consumption and improve ring flutter at higher RPMs. The rings are constructed from durable materials to withstand the rigors of performance engines. Mahle OE is a well-known name in engine components, and this bulk pack is a solid option for shops or builders who need a significant quantity of high-performance rings for multiple builds or a large project.

Please note that these rings are not CARB approved and cannot be shipped to California. Always refer to your specific engine build requirements and manufacturer specifications to ensure proper fitment and application.