Mahle Rings Perf Steel Napier 2nd Ring 4.075in x 1.5MM .151RW Plain Ring Set (48 Qty Bulk Pack)

If you're rebuilding an engine and need reliable piston rings, this Mahle OE Performance Steel Napier 2nd Ring Set is a solid choice. These rings are designed for a 4.075-inch bore and feature a 1.5mm Napier hook design for the second ring, which helps with oil control and blow-by reduction. This bulk pack comes with 48 rings, making it ideal for shops or for those undertaking multiple engine builds.

Mahle is a well-known name in engine components, and these steel rings are built to perform. The Napier hook design on the second ring is a notable feature that helps the ring seal against the cylinder wall more effectively, especially during the power stroke. This can lead to improved compression and better overall engine efficiency. The steel construction offers good durability for performance applications.