NPR American V8 Engine Ring Series Piston Ring Set - 4.010 in Bore - 1.2 x 1.2 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder 2370 4-3/8 in Thick

4-3/8 in Thick

A pancake style polyurethane bump stop and high quality ball joint is included

These shafts are offered in aluminum

All air pans measure 12" x 24" / Foam measures 1

Requires Machining

NPR American V8 Engine Ring Series Piston Ring Set - 4.010 in Bore - 1.2 x 1.2 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder 2370 4-3/8 in ThickProduct Description: Piston Rings American V8 Engine Ring Series 4. 010 in Bore 1. 2 x 1. 2 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