NPR American V8 Engine Ring Series Piston Ring Set - 4.070 in Bore - 1.2 x 1.5 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder E4-MCS-0050A00 Billet aluminum throttle bracket securely

Billet aluminum throttle bracket securely mounts and holds throttle cable in place

71 cc Chamber

Power Module / Programmer / O2 Sensor / Fittings / Bungs

The filler neck is raised to help prevent dirt and debris from falling into cell

Chevy Corvette 1957-74

NPR American V8 Engine Ring Series Piston Ring Set - 4.070 in Bore - 1.2 x 1.5 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder E4-MCS-0050A00 Billet aluminum throttle bracket securelyProduct Description: Piston Rings American V8 Engine Ring Series 4. 070 in Bore 1. 2 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