NPR Performance Piston Ring Set V8 4.165 Bore 1.5x1.5x3.0

Piston Rings - American V8 Engine Ring Series - 4.165 in Bore - 1.5 x 1.5 x 3.0 mm Thick - Standard Tension - Steel - Nitride - 8-Cylinder - Kit - Brand: NPR of America - Part Number: 20-GNHD4165K8