NPR American V8 Engine Ring Series Piston Ring Set - 4.070 in Bore - 1.2 x 1.5 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder 939-00000 1968-1972 Chevrolet K20 Suburban

1968-1972 Chevrolet K20 Suburban

Pontiac internal balance 166 tooth

Jeep CJ 1955-86

VA13-AP70/LL-63A * 13"C/12V

NPR American V8 Engine Ring Series Piston Ring Set - 4.070 in Bore - 1.2 x 1.5 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder 939-00000 1968-1972 Chevrolet K20 SuburbanProduct Description: Piston Rings American V8 Engine Ring Series 4. 070 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