NPR American V8 Engine Ring Series Piston Ring Set - 4.060 in Bore - 1.2 x 1.2 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder R10004M AFR Race Exhaust Valve -

AFR Race Exhaust Valve - 1

Various Ford Applications 2005-11

At Hyperco we have invested heavily in computerized scale test equipment to insure accuracy and consistency

Each wheel is individually serial numbered for traceability and comes complete with the MPI love

Made from a thermoplastic elastomer

NPR American V8 Engine Ring Series Piston Ring Set - 4.060 in Bore - 1.2 x 1.2 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder R10004M AFR Race Exhaust Valve -Product Description: Piston Rings American V8 Engine Ring Series 4. 060 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