NPR American V8 Engine Ring Series Piston Ring Set - 4.055 in Bore - 1.2 x 1.2 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder LK5100K Seals Without O-Rings

Seals Without O-Rings

Mounting location aligns perfectly with GM's original design

1971-1977 Pontiac LeMans

2002-2011 Cadillac Escalade EXT

Ford Fullsize Truck 1982-97

NPR American V8 Engine Ring Series Piston Ring Set - 4.055 in Bore - 1.2 x 1.2 x 3.0 mm Thick - Standard Tension - Nitride - 8-Cylinder LK5100K Seals Without O-RingsProduct Description: Piston Rings American V8 Engine Ring Series 4. 055 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