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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JE-J1008-4040-5-OS PART NUMBER
JE Premium Race Series Piston Ring Set J1008-4040-5-OSSpecial Price $75.00 Regular Price $180.99JE Piston Rings, 4.040+5 Bore, File Fit, 1/16 1/16 3/16 Ring Pak, Low Tension Oil Rings Learn More -
TS-CL3690-40 PART NUMBER
Total Seal Claimer Gapless 2nd Piston Ring Set CL3690-40$220.11Total Seal, Claimer, Gapless 2nd Rings, 4.040 Bore, Pre Fit, 1/16 1/16 3/16 Ring Pak, low Oil Tension
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TS-CR4300-45 PART NUMBERTotal Seal Classic Race Piston Ring Set CR4300-45$257.64Total Seal, Classic Race, Piston Rings, 4.040+5 Bore, File Fit, .043 1/16 3/16 Ring Pak, 20LB Std Tension Oil Rings Learn More
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DRP-09024040 PART NUMBER
09024040 Diamond Pro Select Piston Ring Set 4.040 Bore, 1/16 1/16 3/16$156.994.040 Bore Size, 1/16 Plasma Moly Top Ring, 1/16 Taper Face 2nd Ring, 3/16 Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09034040 PART NUMBER
09034040 Diamond Pro Select Piston Ring Set 4.040 Bore, 1/16 1/16 3/16$156.994.040 Bore Size, 1/16 Plasma Moly Top Ring, 1/16 Taper Face 2nd Ring, 3/16 Low Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09194040 PART NUMBER
09194040 Diamond Pro Select Piston Rings 4.040 Bore, 1/16 1/16 3/16$323.254.040 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-09234040 PART NUMBER
09234040 Diamond Pro Select Piston Rings 4.040 Bore, .043 1/16 3/16$329.994.040 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-09114040 PART NUMBER
09114040 Diamond Pro Select Piston Rings 4.040 Bore 1/16 1/16 3/16$358.99Fits 4.040 Bore Size, 1/16 TNT Top Ring, 1/16 2nd Ring, 3/16 Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
TS-CR3690GP-40 PART NUMBER
Total Seal Classic Race Gas Ported Piston Ring Set CR3690GP-40 Bore 4.040$346.63Total Seal, Classic Race Gas Ported, Piston Rings, 4.040 Bore, Pre Fit, 1/16 1/16 3/16 Ring Pak, Std Tension Oil Rings
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TS-CR3690GP-45 PART NUMBER
Total Seal Classic Race Gas Ported Piston Ring Set CR3690GP-45 Bore 4.040$346.63Total Seal, Classic Race Gas Ported, Piston Rings, 4.040 Bore, File Fit, 1/16 1/16 3/16 Ring Pak, Std Tension Oil Rings
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