Piston Rings

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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  1. DRP-09244610 PART NUMBER
    09244610 Diamond Pro Select Piston Rings 4.610 Bore, .043 .043 3/16
    09244610 Diamond Pro Select Piston Rings 4.610 Bore, .043 .043 3/16
    $329.99
    4.610 Bore Size, .043 Stainless Steel W/ C-23 PVD Face Coating Top Ring, .043 Taper Face Reverse Back Twist 2nd Ring, 3/16 Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More
  2. DRP-09244625 PART NUMBER
    09244625 Diamond Pro Select Piston Rings 4.625 Bore, .043 .043 3/16
    09244625 Diamond Pro Select Piston Rings 4.625 Bore, .043 .043 3/16
    $329.99
    4.625 Bore Size, .043 Stainless Steel W/ C-23 PVD Face Coating Top Ring, .043 Taper Face Reverse Back Twist 2nd Ring, 3/16 Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More
  3. DRP-09503878 PART NUMBER
    09503878 Diamond Pro Select Piston Rings 3.878 Bore, 1.2mm 1.5mm 3.0mm
    09503878 Diamond Pro Select Piston Rings 3.878 Bore, 1.2mm 1.5mm 3.0mm
    $255.99
    3.878 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
  4. DRP-09503898 PART NUMBER
    09503898 Diamond Pro Select Piston Rings 3.898 Bore, 1.2mm 1.5mm 3.0mm
    09503898 Diamond Pro Select Piston Rings 3.898 Bore, 1.2mm 1.5mm 3.0mm
    $255.99
    3.898 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
  5. DRP-09503917 PART NUMBER
    09503917 Diamond Pro Select Piston Rings 3.917 Bore, 1.2mm 1.5mm 3.0mm
    09503917 Diamond Pro Select Piston Rings 3.917 Bore, 1.2mm 1.5mm 3.0mm
    $255.99
    3.917 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
  6. DRP-09503937 PART NUMBER
    09503937 Diamond Pro Select Piston Rings 3.937 Bore, 1.2mm 1.5mm 3.0mm
    09503937 Diamond Pro Select Piston Rings 3.937 Bore, 1.2mm 1.5mm 3.0mm
    $255.99
    3.937 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
  7. DRP-09523650 PART NUMBER
    09523650 Diamond Pro Select Piston Rings 3.650 Bore, 1.2mm 1.5mm 3.0mm
    09523650 Diamond Pro Select Piston Rings 3.650 Bore, 1.2mm 1.5mm 3.0mm
    $329.99
    3.650 Bore Size, 1.2mm Stainless Steel W/ C-23 PVD Face Coating Top Ring, 1.5mm Napier Face 2nd Ring, 3.0mm Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More
  8. DRP-09523670 PART NUMBER
    09523670 Diamond Pro Select Piston Rings 3.670 Bore, 1.2mm 1.5mm 3.0mm
    09523670 Diamond Pro Select Piston Rings 3.670 Bore, 1.2mm 1.5mm 3.0mm
    $329.99
    3.670 Bore Size, 1.2mm Stainless Steel W/ C-23 PVD Face Coating Top Ring, 1.5mm Napier Face 2nd Ring, 3.0mm Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More
  9. DRP-09523681 PART NUMBER
    09523681 Diamond Pro Select Piston Rings 3.681 Bore, 1.2mm 1.5mm 3.0mm
    09523681 Diamond Pro Select Piston Rings 3.681 Bore, 1.2mm 1.5mm 3.0mm
    $329.99
    3.681 Bore Size, 1.2mm Stainless Steel W/ C-23 PVD Face Coating Top Ring, 1.5mm Napier Face 2nd Ring, 3.0mm Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More
  10. DRP-09513406 PART NUMBER
    Diamond Piston Ring
    09513406 Diamond Pro Select Piston Rings 3.406 Bore, 1.0mm 1.2mm 2.8mm
    $109.99
    3.406 Bore Size, 1.0mm Gas Nitrided - Barrel Face Top Ring, 1.2mm Napier Face 2nd Ring, 2.8mm Standard Tension Oil Ring, File Fit, 4 Cylinder Set Learn More

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