NPR American V8 Engine Ring Series Piston Ring Set - 4.135 in Bore - 1.2 x 1.2 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder 12-890-9 612 in - Duration 291/302

612 in - Duration 291/302 - 115 LSA - 2300/7400 RPM - GM LS-Series 54-337-11 at low everyday prices

1991-1993 Dodge Stealth

Repeat damper removal and installation can reduce vibration control

5mm audio cable

443 Lift MTC-1

NPR American V8 Engine Ring Series Piston Ring Set - 4.135 in Bore - 1.2 x 1.2 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder 12-890-9 612 in - Duration 291/302Product Description: Piston Rings American V8 Engine Ring Series 4. 135 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