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 -
TS-CS1124125 PART NUMBER
CS1124125 Total Seal Classic AP Steel Top Piston Ring Set, 4.125 Bore$375.68
Total Seal, AP Steel, Piston Rings, 4.125+5 Bore, File Fit, 1.0mm 1.0mm 2.0mm Ring Pack, 11 LB Low Oil Tension Learn More -
TS-CS1124130 PART NUMBER
CS1124130 Total Seal Classic AP Steel Top Piston Ring Set, 4.130 Bore$375.68
Total Seal, AP Steel, Piston Rings, 4.130+5 Bore, File Fit, 1.0mm 1.0mm 2.0mm Ring Pack, 11 LB Low Oil Tension Learn More -
TS-CS1124030 PART NUMBER
CS1124030 Total Seal Classic AP Steel Top Piston Ring Set, 4.030 Bore$375.68
Total Seal, AP Steel, Piston Rings, 4.030+5 Bore, File Fit, 1.0mm 1.0mm 2.0mm Ring Pack, 11 LB Low Oil Tension 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