NPR American V8 Engine Ring Series Piston Ring Set - 4.040 in Bore - 1.2 x 1.2 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder 2135 Supplied with factory fitted HANS

Supplied with factory fitted HANS Post anchors as standard

This combination is encased in a heavy duty sleeve that will withstand abrasion and high temperatures

For Use With Hedman's Ball and Socket Style Header Collectors

Powermaster will get you started and keep you going

NPR American V8 Engine Ring Series Piston Ring Set - 4.040 in Bore - 1.2 x 1.2 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder 2135 Supplied with factory fitted HANSProduct Description: Piston Rings American V8 Engine Ring Series 4. 040 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