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-CR0190 PART NUMBER
Total Seal Classic Race Piston Ring Set CR0190-Std 4.125 Pre Fit$181.37Total Seal, Classic Race, Piston Rings, 4.125 Bore, Pre Fit, 5/64 5/64 3/16, Std Tension Oil Rings Learn More -
HAS-2M5510 PART NUMBER
Hastings Tough Guy Premium Ductile Piston Rings 2M5510$158.95Hastings, Piston Rings, 4.125 Bore, Pre Fit 1/16 1/16 3/16 Ring Pak, Low Tension Oil Rings Learn More -
HAS-2M5529 PART NUMBER
Hastings Tough Guy Premium Ductile Piston Rings 2M5529$146.95Hastings, Piston Rings, 4.125 Bore, Pre Fit 1/16 1/16 3/16 Ring Pak, Std Tension Oil Rings Learn More -
MAH-4125MS PART NUMBER
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TS-T0690 PART NUMBER
Total Seal TS1 Gapless 2nd Piston Ring Set T0690$386.92Total Seal, TS1, Gapless 2nd Rings, 4.125 Bore, Pre Fit 1/16 1/16 3/16 Ring Pak, Std Tension Oil Rings Learn More -
TS-CRL0690GP PART NUMBER
Total Seal Classic Race Gas Ported Piston Ring Set CRL0690GP Bore 4.125$346.63Total Seal, Classic Race Gas Ported, Piston Rings, 4.125 Bore, Pre Fit, 1/16 1/16 3/16 Ring Pak, 16 LB Low Tension Oil Rings
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TS-CR0190GP PART NUMBER
Total Seal Classic Race Gas Ported Piston Ring Set CR0190GP 4.125 Bore$346.63Total Seal, Classic Race Gas Ported, Piston Rings, 4.125 Bore, Pre Fit, 5/64 5/64 3/16, Std Tension Oil Rings
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TS-CR0690GP PART NUMBER
Total Seal Classic Race Gas Ported Piston Ring Set CR0690GP 4.125 Bore$346.63Total Seal, Classic Race Gas Ported, Piston Rings, 4.125 Bore, Pre Fit, 1/16 1/16 3/16 Ring Pak, Std Tension Oil Rings
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MAH-4125MS-112D PART NUMBER
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CP-RS1MGNHD4125-0 PART NUMBER
CP Bullet Nitrided Steel Piston Ring Set 4.125 Bore RS1MGNHD4125-0$26.00CP Bullet Pistons, Piston Rings, 4.125+0 Bore, Pre Fit, 1.5 1.5 3.0mm Ring Pack, 1 Cylinder Learn More

