NPR American V8 Engine Ring Series Piston Ring Set - 4.120 in Bore - 1.2 x 1.2 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder 20-220-3 Precision-made ball/roller bearings and spin-balanced

Precision-made ball/roller bearings and spin-balanced fan hub sustain higher RPM's

Dodge Ram 1500 2001-1994

See 529615 for 0 oz and 529610 for 50 oz balance options

ARP Flywheel and Flexplate Bolts are forged from aerospace alloy and heat-treated prior to thread rolling and machining

Ford Falcon / Ranchero 1960-65

NPR American V8 Engine Ring Series Piston Ring Set - 4.120 in Bore - 1.2 x 1.2 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder 20-220-3 Precision-made ball/roller bearings and spin-balancedProduct Description: Piston Rings American V8 Engine Ring Series 4. 120 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