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-09874030 PART NUMBER
09874030 Diamond Pro Select Piston Rings 4.030 Bore 1.0 1.0 3.0mm$222.99Fits 4.030 Bore Size, 1.0mm HV385 Steel Top Ring, 1.0mm Napier 2nd Ring, 3.0mm Low Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09874040 PART NUMBER
09874040 Diamond Pro Select Piston Rings 4.040 Bore 1.0 1.0 3.0mm$222.99Fits 4.040 Bore Size, 1.0mm HV385 Steel Top Ring, 1.0mm Napier 2nd Ring, 3.0mm Low Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09874060 PART NUMBER
09874060 Diamond Pro Select Piston Rings 4.060 Bore 1.0 1.0 3.0mm$222.99Fits 4.060 Bore Size, 1.0mm HV385 Steel Top Ring, 1.0mm Napier 2nd Ring, 3.0mm Low Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09874125 PART NUMBER
09874125 Diamond Pro Select Piston Rings 4.125 Bore 1.0 1.0 3.0mm$222.99Fits 4.125 Bore Size, 1.0mm HV385 Steel Top Ring, 1.0mm Napier 2nd Ring, 3.0mm Low Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09874155 PART NUMBER
09874155 Diamond Pro Select Piston Rings 4.155 Bore 1.0 1.0 3.0mm$222.99Fits 4.155 Bore Size, 1.0mm HV385 Steel Top Ring, 1.0mm Napier 2nd Ring, 3.0mm Low Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09874165 PART NUMBER
09874165 Diamond Pro Select Piston Rings 4.165 Bore 1.0 1.0 3.0mm$222.99Fits 4.165 Bore Size, 1.0mm HV385 Steel Top Ring, 1.0mm Napier 2nd Ring, 3.0mm Low Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
TS-MS9010-5 PART NUMBER
Total Seal Max Seal Gapless Top Piston Rings MS9010-5 4.125 Bore File To Fit$530.57Total Seal, Gapless Top, AP Steel, 4.125+5 Bore, File Fit, .043 .043 3.0mm Ring Pak, 11 LB Low Tension Oil Ring, V8 ring set Learn More -
TS-CRL6490-5 PART NUMBER
Total Seal Classic Race Piston Ring Set CRL6490-5$195.08Total Seal, Classic Race, Piston Rings, 4.320 Bore, File Fit, 1/16 1/16 3/16 Ring Pack, Low Tension Oil Rings Learn More -
CP-RS1MGNHD4090-0 PART NUMBER
CP Bullet Nitrided Steel Piston Ring Set 4.090 Bore RS1MGNHD4090-0$26.00CP Bullet Pistons, Piston Rings, 4.090+0 Bore, Pre Fit, 1.5 1.5 3.0mm Ring Pack, 1 Cylinder Learn More -
TS-CS1124155 PART NUMBER
CS1124155 Total Seal Classic AP Steel Top Piston Ring Set, 4.155 Bore$375.68Total Seal, AP Steel, Piston Rings, 4.155+5 Bore, File Fit, 1.0mm 1.0mm 2.0mm Ring Pack, 11 LB Low Oil Tension Learn More