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    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-09064185 PART NUMBER
      09064185 Diamond Pro Select Piston Rings 4.185 Bore 1.5mm 1.5mm 3.0mm
      09064185 Diamond Pro Select Piston Rings 4.185 Bore 1.5mm 1.5mm 3.0mm
      $233.99
      Diamond
      Add to Wish List
      4.185 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
    2. DRP-09593307 PART NUMBER
      09593307 Diamond Pro Select Piston Rings 3.307 Bore 1.5 1.5 3.0mm
      09593307 Diamond Pro Select Piston Rings 3.307 Bore 1.5 1.5 3.0mm
      $169.99
      Diamond
      Add to Wish List
      Fits 3.505 Bore Size, 1.5mm AP Steel Top Ring, 1.5mm Reverse Back Twist 2nd Ring, 3.0mm Standard Tension Oil Ring, File Fit, 4 Cylinder Set Learn More
    3. DRP-09593327 PART NUMBER
      09593327 Diamond Pro Select Piston Rings 3.327 Bore 1.5 1.5 3.0mm
      09593327 Diamond Pro Select Piston Rings 3.327 Bore 1.5 1.5 3.0mm
      $169.99
      Diamond
      Add to Wish List
      Fits 3.327 Bore Size, 1.5mm AP Steel Top Ring, 1.5mm Reverse Back Twist 2nd Ring, 3.0mm Standard Tension Oil Ring, File Fit, 4 Cylinder Set Learn More
    4. DRP-09593346 PART NUMBER
      09593346 Diamond Pro Select Piston Rings 3.346 Bore 1.5 1.5 3.0mm
      09593346 Diamond Pro Select Piston Rings 3.346 Bore 1.5 1.5 3.0mm
      $169.99
      Diamond
      Add to Wish List
      Fits 3.346 Bore Size, 1.5mm AP Steel Top Ring, 1.5mm Reverse Back Twist 2nd Ring, 3.0mm Standard Tension Oil Ring, File Fit, 4 Cylinder Set Learn More
    5. DRP-09593386 PART NUMBER
      09593386 Diamond Pro Select Piston Rings 3.386 Bore 1.5 1.5 3.0mm
      09593386 Diamond Pro Select Piston Rings 3.386 Bore 1.5 1.5 3.0mm
      $169.99
      Diamond
      Add to Wish List
      Fits 3.386 Bore Size, 1.5mm AP Steel Top Ring, 1.5mm Reverse Back Twist 2nd Ring, 3.0mm Standard Tension Oil Ring, File Fit, 4 Cylinder Set Learn More
    6. DRP-09593425 PART NUMBER
      09593425 Diamond Pro Select Piston Rings 3.425 Bore 1.5 1.5 3.0mm
      09593425 Diamond Pro Select Piston Rings 3.425 Bore 1.5 1.5 3.0mm
      $169.99
      Diamond
      Add to Wish List
      Fits 3.425 Bore Size, 1.5mm AP Steel Top Ring, 1.5mm Reverse Back Twist 2nd Ring, 3.0mm Standard Tension Oil Ring, File Fit, 4 Cylinder Set Learn More
    7. DRP-09593445 PART NUMBER
      09593445 Diamond Pro Select Piston Rings 3.445 Bore 1.5 1.5 3.0mm
      09593445 Diamond Pro Select Piston Rings 3.445 Bore 1.5 1.5 3.0mm
      $169.99
      Diamond
      Add to Wish List
      Fits 3.445 Bore Size, 1.5mm AP Steel Top Ring, 1.5mm Reverse Back Twist 2nd Ring, 3.0mm Standard Tension Oil Ring, File Fit, 4 Cylinder Set Learn More
    8. DRP-09593465 PART NUMBER
      09593465 Diamond Pro Select Piston Rings 3.465 Bore 1.5 1.5 3.0mm
      09593465 Diamond Pro Select Piston Rings 3.465 Bore 1.5 1.5 3.0mm
      $169.99
      Diamond
      Add to Wish List
      Fits 3.465 Bore Size, 1.5mm AP Steel Top Ring, 1.5mm Reverse Back Twist 2nd Ring, 3.0mm Standard Tension Oil Ring, File Fit, 4 Cylinder Set Learn More
    9. DRP-09593484 PART NUMBER
      09593484 Diamond Pro Select Piston Rings 3.484 Bore 1.5 1.5 3.0mm
      09593484 Diamond Pro Select Piston Rings 3.484 Bore 1.5 1.5 3.0mm
      $169.99
      Diamond
      Add to Wish List
      Fits 3.484 Bore Size, 1.5mm AP Steel Top Ring, 1.5mm Reverse Back Twist 2nd Ring, 3.0mm Standard Tension Oil Ring, File Fit, 4 Cylinder Set Learn More
    10. CP-RS1MGNHD4090-0 PART NUMBER
      RS1GNHD
      CP Bullet Nitrided Steel Piston Ring Set 4.090 Bore RS1MGNHD4090-0
      $26.00
      CP
      Add to Wish List
      CP Bullet Pistons, Piston Rings, 4.090+0 Bore, Pre Fit, 1.5 1.5 3.0mm Ring Pack, 1 Cylinder Learn More

    Products (301-310 of 353)

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    1. Piston Ring 352 items
    Brands
    1. CP 18 items
    2. Diamond 57 items
    3. Hastings 10 items
    4. JE 3 items
    5. Mahle 48 items
    6. Manley 47 items
    7. Total Seal 170 items
    Price
    Bore Size
    1. 3.307 1 item
    2. 3.327 1 item
    3. 3.346 1 item
    4. 3.386 1 item
    5. 3.425 1 item
    6. 3.445 1 item
    7. 3.465 1 item
    8. 3.484 1 item
    9. 3.551 1 item
    10. 3.552 9 items
    11. 3.562 1 item
    12. 3.570 1 item
    13. 3.571 1 item
    14. 3.572 8 items
    15. 3.581 2 items
    16. 3.582 7 items
    17. 3.630 1 item
    18. 3.640 1 item
    19. 3.642(92.50mm) 1 item
    20. 3.650 1 item
    21. 3.652(92.75mm) 1 item
    22. 3.660 1 item
    23. 3.662 1 item
    24. 3.662(93mm) 1 item
    25. 3.681 2 items
    26. 3.700 4 items
    27. 3.766 3 items
    28. 3.776 2 items
    29. 3.790 1 item
    30. 3.796 3 items
    31. 3.799 2 items
    32. 3.800 2 items
    33. 3.810 3 items
    34. 3.815 1 item
    35. 3.820 2 items
    36. 3.830 2 items
    37. 3.840 1 item
    38. 3.898 8 items
    39. 3.900 1 item
    40. 3.905 7 items
    41. 3.908 4 items
    42. 3.917 2 items
    43. 3.918 3 items
    44. 3.922 2 items
    45. 3.927 1 item
    46. 3.928 1 item
    47. 3.937 5 items
    48. 3.938 2 items
    49. 3.947 2 items
    50. 3.948 1 item
    51. 4.000 13 items
    52. 4.001 2 items
    53. 4.005 3 items
    54. 4.010 7 items
    55. 4.020 10 items
    56. 4.030 22 items
    57. 4.035 1 item
    58. 4.040 19 items
    59. 4.050 1 item
    60. 4.055 1 item
    61. 4.060 19 items
    62. 4.065 4 items
    63. 4.070 8 items
    64. 4.075 1 item
    65. 4.080 12 items
    66. 4.085 1 item
    67. 4.090 4 items
    68. 4.095 1 item
    69. 4.100 3 items
    70. 4.125 17 items
    71. 4.130 9 items
    72. 4.135 13 items
    73. 4.140 2 items
    74. 4.145 9 items
    75. 4.150 2 items
    76. 4.155 15 items
    77. 4.160 1 item
    78. 4.165 12 items
    79. 4.185 9 items
    80. 4.250 1 item
    81. 4.280 1 item
    82. 4.310 2 items
    83. 4.320 2 items
    84. 4.350 1 item
    85. 4.375 1 item
    86. 4.390 1 item
    87. 4.440 1 item
    88. 4.500 4 items
    89. 4.530 2 items
    90. 4.560 1 item
    91. 4.600 2 items
    Oil Ring
    1. 3.0mm 352 items
    2. 4.0mm 1 item
    Ring Fitment
    1. Drop in Rings 2 items
    2. File Fit 301 items
    3. Pre Fit 50 items
    Ring Series
    1. AP Steel Gapless 2nd 10 items
    2. AP Steel Gapless Top 13 items
    3. AP Steel Top 65 items
    4. Classic Moly 2 items
    5. Classic Moly Race Gold Power Low Tension 11 items
    6. Classic Race 20 items
    7. Classic Race Low Tension 8 items
    8. Classic Race Low Tenstion 3 items
    9. Classis AP Steel Top 17 items
    10. Ductile Iron 69 items
    11. Gapless AP Steel Top 5 items
    12. GN Steel Top 18 items
    13. Maxseal Gapless Top 12 items
    14. Maxseal Gapless Top Gold Power Low Tension 6 items
    15. Plasma-Moly Ductile 20 items
    16. Premium Ductile 10 items
    17. Premium Race Series 2 items
    18. Premium Race Series Low Tension 1 item
    19. Pro Steel Series 1 item
    20. TS1 Gapless 2nd 18 items
    21. Classic Race Gas Ported 14 items
    22. AP Steel Gas Ported 21 items
    23. Max Seal Gapless Top Gas Ported 2 items
    24. TS1 Gapless 2nd Gas Ported 2 items
    25. Gapless AP Steel Top Gas Ported 3 items
    Top Ring
    1. .9mm 24 items
    2. 0.017" 8 items
    3. 0.0354" 12 items
    4. 0.043" 337 items
    5. 1.0mm 168 items
    6. 1.2mm 194 items
    7. 1.5mm 353 items
    8. 1/16" 894 items
    9. 2.31mm 1 item
    10. 3/32" 1 item
    11. 5/64" 117 items
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