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-09214145 PART NUMBER
09214145 Diamond Pro Select Piston Rings 4.145 Bore .043 .043 3.0mm$329.99
Fits 4.145 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-09214150 PART NUMBER
09214150 Diamond Pro Select Piston Rings 4.150 Bore .043 .043 3.0mm$329.99
Fits 4.150 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-09214160 PART NUMBER
09214160 Diamond Pro Select Piston Rings 4.160 Bore .043 .043 3.0mm$329.99
Fits 4.160 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-09214165 PART NUMBER
09214165 Diamond Pro Select Piston Rings 4.165 Bore .043 .043 3.0mm$329.99
Fits 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-09214170 PART NUMBER
09214170 Diamond Pro Select Piston Rings 4.170 Bore .043 .043 3.0mm$329.99
Fits 4.170 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-09214175 PART NUMBER
09214175 Diamond Pro Select Piston Rings 4.175 Bore .043 .043 3.0mm$329.99
Fits 4.175 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-09214180 PART NUMBER
09214180 Diamond Pro Select Piston Rings 4.180 Bore .043 .043 3.0mm$329.99
Fits 4.180 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-09214185 PART NUMBER
09214185 Diamond Pro Select Piston Rings 4.185 Bore .043 .043 3.0mm$329.99
Fits 4.185 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-09214190 PART NUMBER
09214190 Diamond Pro Select Piston Rings 4.190 Bore .043 .043 3.0mm$329.99
Fits 4.190 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-09214200 PART NUMBER
09214200 Diamond Pro Select Piston Rings 4.200 Bore .043 .043 3.0mm$329.99
Fits 4.200 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