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-09024165 PART NUMBER
09024165 Diamond Pro Select Piston Ring Set 4.165 Bore, 1/16 1/16 3/16$156.994.165 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-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-09194165 PART NUMBER
09194165 Diamond Pro Select Piston Rings 4.165 Bore, 1/16 1/16 3/16$323.254.165 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-09204165-R1 PART NUMBER
09204165-R1 Diamond Pro Select Piston Rings 4.165 Bore, .043 .043 3.0mm$329.994.165 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-09224165 PART NUMBER
09224165 Diamond Pro Select Piston Rings 4.165 Bore, .043 .043 3.0mm$317.994.165 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 -
DRP-09234165 PART NUMBER
09234165 Diamond Pro Select Piston Rings 4.165 Bore, .043 1/16 3/16$329.994.165 Bore Size, .043 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-09244165 PART NUMBER
09244165 Diamond Pro Select Piston Rings 4.165 Bore, .043 .043 3/16$329.994.165 Bore Size, .043 Stainless Steel W/ C-23 PVD Face Coating Top Ring, .043 Napier Face 2nd Ring, 3/16 Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09214165 PART NUMBER
09214165 Diamond Pro Select Piston Rings 4.165 Bore .043 .043 3.0mm$329.99Fits 4.165 Bore Size, .043 AP Stainless Steel Top Ring, .043 Napier Face 2nd Ring, 3.0mm High Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09454165 PART NUMBER
09454165 Diamond Pro Select Piston Rings 4.165 Bore 1.2 1.2 3.0mm$159.99Fits 4.165 Bore Size, 1.2mm Gas Nitrided Steel Top Ring, 1.2mm Napier Cut 2nd Ring, 3.0mm Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More -
DRP-09754165 PART NUMBER
09754165 Diamond Pro Select Piston Rings 4.165 Bore .0354 .0354 2.0mm$392.99Fits 4.165 Bore Size, 0.0354 AP Steel Top Ring, 0.0354 Napier 2nd Ring, 2.0mm Low Tension Oil Ring, File Fit, 8 Cylinder Set Learn More