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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HAS-2M5510-035 PART NUMBER
2M5510035 Hastings Tough Guy Premium Ductile Piston Rings$158.95Hastings, Piston Rings, 4.155+5 Bore, File Fit 1/16 1/16 3/16 Ring Pak, Low Tension Oil Rings Learn More -
HAS-2M5510-030 PART NUMBER
Hastings Tough Guy Premium Ductile Piston Rings 2M5510-030$158.95Hastings, Piston Rings, 4.155 Bore, Pre Fit 1/16 1/16 3/16 Ring Pak, Low Tension Oil Rings Learn More -
HAS-2M5529-035 PART NUMBER
Hastings Tough Guy Premium Ductile Piston Rings 2M5529-035$146.95Hastings, Piston Rings, 4.155+5 Bore, File Fit 1/16 1/16 3/16 Ring Pak, Std Tension Oil Rings Learn More -
HAS-2M5529-030 PART NUMBER
Hastings Tough Guy Premium Ductile Piston Rings 2M5529-030$146.95Hastings, Piston Rings, 4.155 Bore, Pre Fit 1/16 1/16 3/16 Ring Pak, Std Tension Oil Rings Learn More -
HAS-2M661-30 PART NUMBER
2M66130 4.155 Prefit - Hasting Original Moly Ring Set - 5/64, 5/64, 3/16$66.95Hastings, Piston Rings, 4.155 Bore, Pre Fit, 5/64 5/64 3/16 Ring Pak, Standard Oil Ring Tension Learn More -
HAS-SM5593-035 PART NUMBER
Hastings Tough Guy Steel Moly Piston Rings SM5593-035$171.95Hastings, Piston Rings, 4.155+5 Bore, File Fit, .043 .043 3mm Ring Pak, Standard Tension Oil Rings
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DRP-09024155 PART NUMBER
09024155 Diamond Pro Select Piston Ring Set 4.155 Bore, 1/16 1/16 3/16$156.994.155 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-09064155 PART NUMBER
09064155 Diamond Pro Select Piston Rings 4.155 Bore, 1.5mm 1.5mm 3.0mm$233.994.155 Bore Size, 1.5mm Plasma Moly Top Ring, 1.5mm Taper Face 2nd Ring, 3.0mm Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09084155 PART NUMBER
09084155 Diamond Pro Select Piston Rings 4.155 Bore, .043 .043 3.0mm$277.994.155 Bore Size, .043 Plasma Moly Top Ring, .043 Taper Face 2nd Ring, 3.0mm Low Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
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