NPR American V8 Engine Ring Series Piston Ring Set - 4.035 in Bore - 1.2 x 1.5 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder 55621 Installation: Item installs in approximately

Installation: Item installs in approximately one hour using basic hand tools

neck brace

Plush Feel

Pontiac Solid Roller Lifters from COMP Cams are engineered to withstand the demands of aggressive cam lobe designs and increased RPM ranges

NPR American V8 Engine Ring Series Piston Ring Set - 4.035 in Bore - 1.2 x 1.5 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder 55621 Installation: Item installs in approximatelyProduct Description: Piston Rings American V8 Engine Ring Series 4. 035 in Bore 1. 2 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