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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TS-CS4709-35 PART NUMBERTotal Seal AP Steel Piston Ring Set Low Tension CS4709-35$375.68Total Seal, AP Steel, Piston Rings, 4.155+5 Bore, File Fit, 1.2 1.2 3.0mm Ring Pak, 11 LB Low Tension Oil Rings Learn More
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TS-CS4702-35 PART NUMBERTotal Seal AP Steel Piston Ring Set Low Tension CS4702-35$375.68Total Seal, AP Steel, Piston Rings, 4.155+5 Bore, File Fit, 1.2 1.5 3.0mm Ring Pak, 11 LB Low Tension Oil Rings Learn More
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DRP-09194155 PART NUMBER
09194155 Diamond Pro Select Piston Rings 4.155 Bore, 1/16 1/16 3/16$323.254.155 Bore Size, 1/16 Stainless Steel W/ C-23 PVD Face Coating Top Ring, 1/16 Napier Face 2nd Ring, 3/16 Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09204155-R1 PART NUMBER
09204155-R1 Diamond Pro Select Piston Rings 4.155 Bore, .043 .043 3.0mm$329.994.155 Bore Size, .043 Stainless Steel W/ C-23 PVD Face Coating Top Ring, .043 Napier Face 2nd Ring, 3.0mm Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09234155 PART NUMBER
09234155 Diamond Pro Select Piston Rings 4.155 Bore, .043 1/16 3/16$329.994.155 Bore Size, .043 Stainless Steel W/ C-23 PVD Face Coating Top Ring, 1/16 Napier Face 2nd Ring, 3/16 Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09244155 PART NUMBER
09244155 Diamond Pro Select Piston Rings 4.155 Bore, .043 .043 3/16$329.994.155 Bore Size, .043 Stainless Steel W/ C-23 PVD Face Coating Top Ring, .043 Napier Face 2nd Ring, 3/16 Standard 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-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