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-J100F8-4120-5 PART NUMBERJE Premium Race Series Piston Ring Set J100F8-4120-5$233.95JE Piston Rings, 4.120+5 Bore, File Fit, 1/16 1/16 3/16 Ring Pak, Standard Tension Oil Rings Learn More
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JE-J10008-4120-5 PART NUMBERJE Premium Race Series Piston Ring Set J10008-4120-5$224.95JE Piston Rings, 4.120+5 Bore, File Fit, 1/16 1/16 3/16 Ring Pak, Low Tension Oil Rings Learn More
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DRP-09024120 PART NUMBER09024120 Diamond Pro Select Piston Ring Set 4.120 Bore, 1/16 1/16 3/16$153.954.120 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
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DRP-09194120 PART NUMBER09194120 Diamond Pro Select Piston Rings 4.120 Bore, 1/16 1/16 3/16$333.954.120 Bore Size, 1/16 Stainless Steel W/ C-23 PVD Face Coating Top Ring, 1/16 Taper Face Reverse Back Twist 2nd Ring, 3/16 Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More
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MAH-4125MS-112 PART NUMBER