NPR American V8 Engine Ring Series Piston Ring Set - 4.100 in Bore - 1.5 x 1.5 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder 12-673-4 Block Logo

Block Logo

The bearing bore is machined at the same time as the hub and reverse piston bore ensuring perfect alignment within one thousandth of an inch

AN-10 size with a 10 micron microglass element and red anodize finish

A Powerful Combination In A One Piece Package

Stainless steel screen fuel filters (like most competitors) do nothing to shed/stop water and may only filter down to 10 micron

NPR American V8 Engine Ring Series Piston Ring Set - 4.100 in Bore - 1.5 x 1.5 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder 12-673-4 Block LogoProduct Description: Piston Rings American V8 Engine Ring Series 4. 100 in Bore 1. 5 x 1. 5 x 3. 0 mm Thick Standard Tension Steel Nitride 8 Cylinder NPR Piston Rings is a world leader in the production of piston rings. A long time supplier for OEM applications, they also produce a line of performance piston rings designed for top tier performance and reliability. With performance piston rings for a wide range of engines, including popular V8's from