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-09064135 PART NUMBER
09064135 Diamond Pro Select Piston Rings 4.135 Bore, 1.5mm 1.5mm 3.0mm$233.994.135 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-09064145 PART NUMBER
09064145 Diamond Pro Select Piston Rings 4.145 Bore, 1.5mm 1.5mm 3.0mm$233.994.145 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-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-09064165 PART NUMBER
09064165 Diamond Pro Select Piston Rings 4.165 Bore, 1.5mm 1.5mm 3.0mm$233.994.165 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-09104145 PART NUMBER
09104145 Diamond Pro Select Piston Rings 4.145 Bore, 1.2mm 1.5mm 3.0mm$277.994.145 Bore Size, 1.2mm Plasma Moly Top Ring, 1.5mm Napier Face 2nd Ring, 3.0mm Low Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09133386 PART NUMBER
09133386 Diamond Pro Select Piston Rings 3.386 Bore, 1.2mm 1.5mm 2.8mm$159.993.386 Bore Size, 1.2mm Plasma Moly Top Ring, 1.5mm Napier Face 2nd Ring, 2.8mm Standard Tension Oil Ring, File Fit, 4 Cylinder Set Learn More -
DRP-09143800 PART NUMBER
09143800 Diamond Pro Select Piston Rings 3.800 Bore, 1.2mm 1.5mm 3.0mm$329.993.800 Bore Size, 1.2mm Stainless Steel W/ C-23 PVD Face Coating Top Ring, 1.5mm Taper Face Reverse Back Twist 2nd Ring, 3.0mm Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09503878 PART NUMBER
09503878 Diamond Pro Select Piston Rings 3.878 Bore, 1.2mm 1.5mm 3.0mm$255.993.878 Bore Size, 1.2mm Stainless Steel W/ C-23 PVD Face Coating Top Ring, 1.5mm Taper Face Reverse Back Twist 2nd Ring, 3.0mm Standard Tension Oil Ring, File Fit, 6 Cylinder Set Learn More -
DRP-09503898 PART NUMBER
09503898 Diamond Pro Select Piston Rings 3.898 Bore, 1.2mm 1.5mm 3.0mm$255.993.898 Bore Size, 1.2mm Stainless Steel W/ C-23 PVD Face Coating Top Ring, 1.5mm Taper Face Reverse Back Twist 2nd Ring, 3.0mm Standard Tension Oil Ring, File Fit, 6 Cylinder Set Learn More -
DRP-09503917 PART NUMBER
09503917 Diamond Pro Select Piston Rings 3.917 Bore, 1.2mm 1.5mm 3.0mm$255.993.917 Bore Size, 1.2mm Stainless Steel W/ C-23 PVD Face Coating Top Ring, 1.5mm Taper Face Reverse Back Twist 2nd Ring, 3.0mm Standard Tension Oil Ring, File Fit, 6 Cylinder Set Learn More