NPR American V8 Engine Ring Series Piston Ring Set - 3.937 in Bore - 1.2 x 1.2 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder FSR Racing Products Vehicle Applications: 2021 Ford F-150

Vehicle Applications: 2021 Ford F-150 78

5 mm Pitch

Five Each 5 / 10 / 15 / 20 / 25 / 30 amps

Reid Racing Chevy V8 Bell Housing - SFI - Use w/ PG2000/2000R BH001

NPR American V8 Engine Ring Series Piston Ring Set - 3.937 in Bore - 1.2 x 1.2 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder FSR Racing Products Vehicle Applications: 2021 Ford F-150Product Description: Piston Rings American V8 Engine Ring Series 3. 937 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