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 Patented aviation-style nipple and cutter

Patented aviation-style nipple and cutter design

high quality designs for all categories of racing

Plush Feel

Marine Series

SNS2 Series shock absorbers are ideal for racers whose sanctioning rules require an all steel construction with rebuild capability

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 Patented aviation-style nipple and cutterProduct 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