NPR American V8 Engine Ring Series Piston Ring Set - 4.065 in Bore - 1.5 x 1.5 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder Brian Tooley Racing without huge increases in weight

without huge increases in weight

See 146004 for throttle body seal

020 in / 1

4 in Center Inlet Outlet

NPR American V8 Engine Ring Series Piston Ring Set - 4.065 in Bore - 1.5 x 1.5 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder Brian Tooley Racing without huge increases in weightProduct Description: Piston Rings American V8 Engine Ring Series 4. 065 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