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.
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DRP-09214155 PART NUMBER
09214155 Diamond Pro Select Piston Rings 4.155 Bore, 1.0mm 1.0mm 2.0mm$329.99
4.155 Bore Size, 1.0mm Plasma Moly Dutile Barrel Face Top Ring, 1.0mm Napier Face 2nd Ring, 2.0mm Low Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09854060 PART NUMBER
09854060 Diamond Pro Select Piston Rings 4.060 Bore 1.0 1.0 2.0mm$222.99
Fits 4.060 Bore Size, 1.0mm HV385 Steel Top Ring, 1.0mm Napier 2nd Ring, 2.0mm Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09854065 PART NUMBER
09854065 Diamond Pro Select Piston Rings 4.065 Bore 1.0 1.0 2.0mm$222.99
Fits 4.065 Bore Size, 1.0mm HV385 Steel Top Ring, 1.0mm Napier 2nd Ring, 2.0mm Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09854070 PART NUMBER
09854070 Diamond Pro Select Piston Rings 4.070 Bore 1.0 1.0 2.0mm$222.99
Fits 4.065 Bore Size, 1.0mm HV385 Steel Top Ring, 1.0mm Napier 2nd Ring, 2.0mm Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09854130 PART NUMBER
09854130 Diamond Pro Select Piston Rings 4.130 Bore 1.0 1.0 2.0mm$222.99
Fits 4.130 Bore Size, 1.0mm HV385 Steel Top Ring, 1.0mm Napier 2nd Ring, 2.0mm Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09854135 PART NUMBER
09854135 Diamond Pro Select Piston Rings 4.135 Bore 1.0 1.0 2.0mm$222.99
Fits 4.135 Bore Size, 1.0mm HV385 Steel Top Ring, 1.0mm Napier 2nd Ring, 2.0mm Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09854140 PART NUMBER
09854140 Diamond Pro Select Piston Rings 4.140 Bore 1.0 1.0 2.0mm$222.99
Fits 4.140 Bore Size, 1.0mm HV385 Steel Top Ring, 1.0mm Napier 2nd Ring, 2.0mm Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09854145 PART NUMBER
09854145 Diamond Pro Select Piston Rings 4.145 Bore 1.0 1.0 2.0mm$222.99
Fits 4.145 Bore Size, 1.0mm HV385 Steel Top Ring, 1.0mm Napier 2nd Ring, 2.0mm Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09854150 PART NUMBER
09854150 Diamond Pro Select Piston Rings 4.150 Bore 1.0 1.0 2.0mm$222.99
Fits 4.150 Bore Size, 1.0mm HV385 Steel Top Ring, 1.0mm Napier 2nd Ring, 2.0mm Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09854155 PART NUMBER
09854155 Diamond Pro Select Piston Rings 4.155 Bore 1.0 1.0 2.0mm$222.99
Fits 4.155 Bore Size, 1.0mm HV385 Steel Top Ring, 1.0mm Napier 2nd Ring, 2.0mm Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More