NPR American V8 Engine Ring Series Piston Ring Set - 4.155 in Bore - 1.2 x 1.5 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder OMPOA0-1867-003 Spacer is required with all

Spacer is required with all of the new style floating clamps

680" long base

A simple 1/8 in

and Snap-In versions include (4) Snap-in ends which are easily swapped for the pre-installed Bolt-In ends (Eye-bolts available separately)

NPR American V8 Engine Ring Series Piston Ring Set - 4.155 in Bore - 1.2 x 1.5 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder OMPOA0-1867-003 Spacer is required with allProduct Description: Piston Rings American V8 Engine Ring Series 4. 155 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