NPR American V8 Engine Ring Series Piston Ring Set - 4.130 in Bore - 1.5 x 1.5 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder GBD1 1997-2009 GMC C6500 Topkick

1997-2009 GMC C6500 Topkick

3 AN Hose to 3 AN Female

Connects directly to Analog connector and sends output signal to Aux Analog 1

GM applications with 3-1/2" O-ring/filter diameter

They act to smooth out the pressure pulsations caused by the injectors opening and closing as well as the fuel pump operating

NPR American V8 Engine Ring Series Piston Ring Set - 4.130 in Bore - 1.5 x 1.5 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder GBD1 1997-2009 GMC C6500 TopkickProduct Description: Piston Rings American V8 Engine Ring Series 4. 130 in Bore 1. 5 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