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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MAH-4030MS-112D PART NUMBER
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DRP-09024030 PART NUMBER
09024030 Diamond Pro Select Piston Ring Set 4.030 Bore, 1/16 1/16 3/16$156.994.030 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-09034030 PART NUMBER
09034030 Diamond Pro Select Piston Ring Set 4.030 Bore, 1/16 1/16 3/16$156.994.030 Bore Size, 1/16 Plasma Moly Top Ring, 1/16 Taper Face 2nd Ring, 3/16 Low Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09054030 PART NUMBER
09054030 Diamond Pro Select Piston Rings 4.030 Bore, 1.5mm 1.5mm 3.0mm$329.994.030 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-09064030 PART NUMBER
09064030 Diamond Pro Select Piston Rings 4.030 Bore, 1.5mm 1.5mm 3.0mm$233.994.030 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-09084030 PART NUMBER
09084030 Diamond Pro Select Piston Rings 4.030 Bore, .043 .043 3.0mm$277.994.030 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-09094030 PART NUMBER
09094030 Diamond Pro Select Piston Rings 4.030 Bore, .043 .043 3/16$277.994.030 Bore Size, .043 Plasma Moly Top Ring, .043 Taper Face 2nd Ring, 3/16 Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09194030 PART NUMBER
09194030 Diamond Pro Select Piston Rings 4.030 Bore, 1/16 1/16 3/16$329.994.030 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 -
DRP-09204030-R1 PART NUMBER
09204030-R1 Diamond Pro Select Piston Rings 4.030 Bore, .043 .043 3.0mm$329.994.030 Bore Size, .043 Stainless Steel W/ C-23 PVD Face Coating Top Ring, .043 Napier Face 2nd Ring, 3.0mm Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09224030 PART NUMBER
09224030 Diamond Pro Select Piston Rings 4.030 Bore, .043 .043 3.0mm$317.994.030 Bore Size, .043 Plasma Moly Dutile Barrel Face Top Ring, .043 Napier Face 2nd Ring, 3.0mm Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More
