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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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    Products (1-10 of 16)

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    1. HAS-2M139-40 PART NUMBER
    2. MAH-4045MS-15 PART NUMBER
    3. MAH-4040MS PART NUMBER
    4. MAH-4045MS PART NUMBER
    5. MAH-4045ML PART NUMBER
    6. MAH-4045ML-043 PART NUMBER
    7. HAS-2M5523-040 PART NUMBER
    8. HAS-2M5523-045 PART NUMBER
    9. HAS-2M5505-040 PART NUMBER
    10. HAS-2M5505-045 PART NUMBER

    Products (1-10 of 16)

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    1. Brands
      Hastings
    2. Brands
      Mahle
    3. Bore Size
      4.040
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    Shopping Options
    Brands
    1. CP 2 items
    2. Diamond 11 items
    3. Hastings 8 items
    4. JE 8 items
    5. Mahle 8 items
    6. Mahle Original (Perfect Circle) 2 items
    7. Manley 6 items
    8. Total Seal 67 items
    Bore Size
    1. 100.00 mm 1 item
    2. 3.551 1 item
    3. 3.552 1 item
    4. 3.571 1 item
    5. 3.572 1 item
    6. 3.581 1 item
    7. 3.582 1 item
    8. 3.630 1 item
    9. 3.640 1 item
    10. 3.766 2 items
    11. 3.776 1 item
    12. 3.786 2 items
    13. 3.796 1 item
    14. 3.800 1 item
    15. 3.810 2 items
    16. 3.820 1 item
    17. 3.830 2 items
    18. 3.898 2 items
    19. 3.905 2 items
    20. 3.910 1 item
    21. 3.917 1 item
    22. 3.927 1 item
    23. 3.937 2 items
    24. 3.940 1 item
    25. 3.947 2 items
    26. 3.950 1 item
    27. 4.000 13 items
    28. 4.005 2 items
    29. 4.010 5 items
    30. 4.020 6 items
    31. 4.025 1 item
    32. 4.030 18 items
    33. 4.035 2 items
    34. 4.040 16 items
    35. 4.045 2 items
    36. 4.050 2 items
    37. 4.055 3 items
    38. 4.060 14 items
    39. 4.065 3 items
    40. 4.070 5 items
    41. 4.075 2 items
    42. 4.080 6 items
    43. 4.090 3 items
    44. 4.095 1 item
    45. 4.100 1 item
    46. 4.120 1 item
    47. 4.125 12 items
    48. 4.130 4 items
    49. 4.135 4 items
    50. 4.140 4 items
    51. 4.145 6 items
    52. 4.150 3 items
    53. 4.155 14 items
    54. 4.160 3 items
    55. 4.165 11 items
    56. 4.170 1 item
    57. 4.180 1 item
    58. 4.185 9 items
    59. 4.245 1 item
    60. 4.250 8 items
    61. 4.255 1 item
    62. 4.260 1 item
    63. 4.265 1 item
    64. 4.270 2 items
    65. 4.280 9 items
    66. 4.290 1 item
    67. 4.310 9 items
    68. 4.320 3 items
    69. 4.330 1 item
    70. 4.350 3 items
    71. 4.370 1 item
    72. 4.375 3 items
    73. 4.380 1 item
    74. 4.390 2 items
    75. 4.440 2 items
    76. 4.500 8 items
    77. 4.530 7 items
    78. 4.560 6 items
    79. 4.600 11 items
    80. 4.605 2 items
    81. 4.610 2 items
    82. 4.615 1 item
    83. 4.620 1 item
    84. 4.625 2 items
    85. 4.630 2 items
    86. 81.00mm 1 item
    87. 81.25mm 1 item
    88. 81.50 mm 1 item
    89. 82.00mm 1 item
    90. 82.50 mm 1 item
    91. 83.00mm 1 item
    92. 83.50mm 1 item
    93. 85.00mm 1 item
    94. 85.50mm 1 item
    95. 86.00mm 1 item
    96. 86.50mm 1 item
    97. 87.00mm 2 items
    98. 87.25mm 1 item
    99. 87.50mm 1 item
    100. 88.00mm 1 item
    101. 89.00mm 1 item
    102. 92.00mm 1 item
    103. 92.30mm 1 item
    104. 92.38mm 1 item
    105. 92.50mm 1 item
    106. 92.76mm 1 item
    107. 93.00mm 1 item
    108. 94.00mm 1 item
    109. 95.50mm 1 item
    110. 96.00 mm 1 item
    111. 99.50 mm 1 item
    112. 99.75mm 1 item
    Oil Ring
    1. 2.0mm 2 items
    2. 3.0mm 6 items
    3. 3/16" 8 items
    Price
    Ring Fitment
    1. File Fit 9 items
    2. Pre Fit 7 items
    Ring Series
    1. Ductile Iron 6 items
    2. Ductile Iron Low Tension 2 items
    3. Moly Original 1 item
    4. Premium Ductile 4 items
    5. Premium Ductile Low Tension 2 items
    6. Steel Moly 1 item
    Second Ring
    1. 0.043" 2 items
    2. 1.0mm 2 items
    3. 1.5mm 4 items
    4. 1/16" 7 items
    5. 5/64" 1 item
    Top Ring
    1. 0.043" 2 items
    2. 1.0mm 2 items
    3. 1.5mm 4 items
    4. 1/16" 7 items
    5. 5/64" 1 item
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