NPR American V8 Engine Ring Series Piston Ring Set - 3.905 in Bore - 1.2 x 1.2 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder OD0-1954-071 Also satisfies API 70W/75W/80W and

Also satisfies API 70W/75W/80W and GL-4 gear oil requirements

a water flow restrictor plate should be used in place of the thermostat

Meticulously engineered 2-piece design reduces flex

Without a doubt the strongest

Enjoy extended battery life without added bulk

NPR American V8 Engine Ring Series Piston Ring Set - 3.905 in Bore - 1.2 x 1.2 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder OD0-1954-071 Also satisfies API 70W/75W/80W andProduct Description: Piston Rings American V8 Engine Ring Series 3. 905 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