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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DRP-09543800 PART NUMBER
09543800 Diamond Pro Select Piston Rings 3.800 Bore, 1.0mm 1.2mm 2.8mm$159.993.800 Bore Size, 1.0mm Gas Nitrided - Barrel Face Top Ring, 1.2mm Napier Face 2nd Ring, 2.8mm Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09054010 PART NUMBER
09054010 Diamond Pro Select Piston Rings 4.010 Bore, 1.5mm 1.5mm 3.0mm$329.994.010 Bore Size, 1.5mm Stainless Steel W/ C-23 PVD Face Coating Top Ring, 1.5mm Taper Face 2nd Ring, 3.0mm Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09054065 PART NUMBER
09054065 Diamond Pro Select Piston Rings 4.065 Bore, 1.5mm 1.5mm 3.0mm$329.994.065 Bore Size, 1.5mm Stainless Steel W/ C-23 PVD Face Coating Top Ring, 1.5mm Taper Face 2nd Ring, 3.0mm Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09054185 PART NUMBER
09054185 Diamond Pro Select Piston Rings 4.185 Bore, 1.5mm 1.5mm 3.0mm$329.994.185 Bore Size, 1.5mm Stainless Steel W/ C-23 PVD Face Coating Top Ring, 1.5mm Taper Face 2nd Ring, 3.0mm Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09053662 PART NUMBER
09053662 Diamond Pro Select Piston Rings 3.662 Bore, 1.5mm 1.5mm 3.0mm$329.993.662 Bore Size, 1.5mm Stainless Steel W/ C-23 PVD Face Coating Top Ring, 1.5mm Taper Face 2nd Ring, 3.0mm Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09053682 PART NUMBER
09053682 Diamond Pro Select Piston Rings 3.681 Bore, 1.5mm 1.5mm 3.0mm$329.993.681 Bore Size, 1.5mm Stainless Steel W/ C-23 PVD Face Coating Top Ring, 1.5mm Taper Face 2nd Ring, 3.0mm Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09054100 PART NUMBER
09054100 Diamond Pro Select Piston Rings 4.100 Bore, 1.5mm 1.5mm 3.0mm$329.99Fits 4.100 Bore Size, 1.5mm AP Stainless Steel Top Ring, 1.5mm Taper Face 2nd Ring, 3.0mm Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09064185 PART NUMBER
09064185 Diamond Pro Select Piston Rings 4.185 Bore 1.5mm 1.5mm 3.0mm$233.994.185 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-09114030 PART NUMBER
09114030 Diamond Pro Select Piston Rings 4.030 Bore 1/16 1/16 3/16$358.99Fits 4.030 Bore Size, 1/16 TNT Top Ring, 1/16 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