CNC-Motorsports offers the best selection in performance piston rings for pump gas street engines to nitrous or turbo race engines. We carry piston ring brands by Total Seal, Hastings, JE, Wiseco, CP and Mahle. Shop our selection of pre-fit, file fit, and gapless piston rings. We offer a huge selection of bore size options, and ring thickness sizes. Custom ring sets are available.
Shop By
-
DRP-09754145 PART NUMBER
09754145 Diamond Pro Select Piston Rings 4.145 Bore .0354 .0354 2.0mm$392.99Fits 4.145 Bore Size, 0.0354 AP Steel Top Ring, 0.0354 Napier 2nd Ring, 2.0mm Low Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09754150 PART NUMBER
09754150 Diamond Pro Select Piston Rings 4.150 Bore .0354 .0354 2.0mm$392.99Fits 4.150 Bore Size, 0.0354 AP Steel Top Ring, 0.0354 Napier 2nd Ring, 2.0mm Low Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09754155 PART NUMBER
09754155 Diamond Pro Select Piston Rings 4.155 Bore .0354 .0354 2.0mm$392.99Fits 4.155 Bore Size, 0.0354 AP Steel Top Ring, 0.0354 Napier 2nd Ring, 2.0mm Low Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09754160 PART NUMBER
09754160 Diamond Pro Select Piston Rings 4.160 Bore .0354 .0354 2.0mm$392.99Fits 4.160 Bore Size, 0.0354 AP Steel Top Ring, 0.0354 Napier 2nd Ring, 2.0mm Low Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09754165 PART NUMBER
09754165 Diamond Pro Select Piston Rings 4.165 Bore .0354 .0354 2.0mm$392.99Fits 4.165 Bore Size, 0.0354 AP Steel Top Ring, 0.0354 Napier 2nd Ring, 2.0mm Low Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09754600 PART NUMBER
09754600 Diamond Pro Select Piston Rings 4.600 Bore .0354 .0354 2.0mm$392.99Fits 4.600 Bore Size, 0.0354 AP Steel Top Ring, 0.0354 Napier 2nd Ring, 2.0mm Low Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09824875 PART NUMBER
09824875 Diamond Pro Select Piston Rings 4.875 Bore 3/32 3/32 3/16$483.99Fits 4.875 Bore Size, 3/32 Plasma Moly Ductile Top Ring, 3/32 Gapless 2nd Ring, 3/16 Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09844155 PART NUMBER
09844155 Diamond Pro Select Piston Rings 4.155 Bore .043 .043 3.0mm$48.99Fits 4.155 Bore Size, 0.043 AP Steel Top Ring, 0.043 Napier 2nd Ring, 3.0mm Standard Tension Oil Ring, File Fit, 1 Cylinder Learn More -
DRP-09844250 PART NUMBER
09844250 Diamond Pro Select Piston Rings 4.250 Bore .043 .043 3.0mm$48.99Fits 4.250 Bore Size, 0.043 AP Steel Top Ring, 0.043 Napier 2nd Ring, 3.0mm Standard Tension Oil Ring, File Fit, 1 Cylinder Learn More -
DRP-09844350 PART NUMBER
09844350 Diamond Pro Select Piston Rings 4.350 Bore .043 .043 3.0mm$48.99Fits 4.350 Bore Size, 0.043 AP Steel Top Ring, 0.043 Napier 2nd Ring, 3.0mm Standard Tension Oil Ring, File Fit, 1 Cylinder Learn More