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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. HAS-2M139-40 PART NUMBER
    2. HAS-2M5523-040 PART NUMBER
    3. HAS-2M5523-045 PART NUMBER
    4. HAS-2M5505-040 PART NUMBER
    5. HAS-2M5505-045 PART NUMBER
    6. HAS-SM5587-045 PART NUMBER
    7. HAS-2M5540-040 PART NUMBER
    8. HAS-2M5540-045 PART NUMBER
    9. DRP-09024040 PART NUMBER
    10. DRP-09034040 PART NUMBER

    Products (1-10 of 19)

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    1. Brands
      Hastings
    2. Brands
      Diamond
    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. 2.854 1 item
    2. 2.894 2 items
    3. 3.110 1 item
    4. 3.208 1 item
    5. 3.228" 2 items
    6. 3.248 1 item
    7. 3.268 1 item
    8. 3.307 3 items
    9. 3.327 4 items
    10. 3.346 2 items
    11. 3.347 1 item
    12. 3.366 1 item
    13. 3.385 4 items
    14. 3.386 3 items
    15. 3.395 1 item
    16. 3.405 4 items
    17. 3.406 1 item
    18. 3.425 3 items
    19. 3.426 1 item
    20. 3.445 4 items
    21. 3.448 1 item
    22. 3.465 3 items
    23. 3.484 1 item
    24. 3.505 1 item
    25. 3.552 2 items
    26. 3.562 2 items
    27. 3.572 2 items
    28. 3.582 1 item
    29. 3.622 1 item
    30. 3.630 1 item
    31. 3.632(92.25mm) 1 item
    32. 3.640 1 item
    33. 3.642 1 item
    34. 3.642(92.50mm) 2 items
    35. 3.650 2 items
    36. 3.652(92.75mm) 2 items
    37. 3.660 1 item
    38. 3.662 2 items
    39. 3.662(93mm) 2 items
    40. 3.670 1 item
    41. 3.681 2 items
    42. 3.700 2 items
    43. 3.740 1 item
    44. 3.770 1 item
    45. 3.776 1 item
    46. 3.780 3 items
    47. 3.796 1 item
    48. 3.800 4 items
    49. 3.810 1 item
    50. 3.820 2 items
    51. 3.830 2 items
    52. 3.840 1 item
    53. 3.858 1 item
    54. 3.878 1 item
    55. 3.898 1 item
    56. 3.905 4 items
    57. 3.910 1 item
    58. 3.917 2 items
    59. 3.927 3 items
    60. 3.937 4 items
    61. 3.940 2 items
    62. 3.947 1 item
    63. 3.950 1 item
    64. 3.957 1 item
    65. 4.000 10 items
    66. 4.005 2 items
    67. 4.010 5 items
    68. 4.020 6 items
    69. 4.030 25 items
    70. 4.040 19 items
    71. 4.060 22 items
    72. 4.065 5 items
    73. 4.070 7 items
    74. 4.080 8 items
    75. 4.090 4 items
    76. 4.100 3 items
    77. 4.110 1 item
    78. 4.120 1 item
    79. 4.125 17 items
    80. 4.130 11 items
    81. 4.135 12 items
    82. 4.137 1 item
    83. 4.140 4 items
    84. 4.145 11 items
    85. 4.150 5 items
    86. 4.155 20 items
    87. 4.160 5 items
    88. 4.165 17 items
    89. 4.170 4 items
    90. 4.175 5 items
    91. 4.180 3 items
    92. 4.185 14 items
    93. 4.190 3 items
    94. 4.200 2 items
    95. 4.250 7 items
    96. 4.263 1 item
    97. 4.270 2 items
    98. 4.280 7 items
    99. 4.290 2 items
    100. 4.310 7 items
    101. 4.320 2 items
    102. 4.350 2 items
    103. 4.360 1 item
    104. 4.370 1 item
    105. 4.375 3 items
    106. 4.380 1 item
    107. 4.390 1 item
    108. 4.400 1 item
    109. 4.420 2 items
    110. 4.440 3 items
    111. 4.466 1 item
    112. 4.470 3 items
    113. 4.496 1 item
    114. 4.500 18 items
    115. 4.530 14 items
    116. 4.560 14 items
    117. 4.570 1 item
    118. 4.580 1 item
    119. 4.590 1 item
    120. 4.600 17 items
    121. 4.610 3 items
    122. 4.625 7 items
    123. 4.875 1 item
    Oil Ring
    1. 3.0mm 8 items
    2. 3/16" 11 items
    Price
    Ring Fitment
    1. File Fit 15 items
    2. Pre Fit 4 items
    Ring Series
    1. AP Steel Top 4 items
    2. GN Steel Top 1 item
    3. HV385 Steel 1 item
    4. Moly Original 1 item
    5. Plasma-Moly Ductile 4 items
    6. Premium Ductile 4 items
    7. Premium Ductile Low Tension 2 items
    8. Steel Moly 1 item
    9. TNT Gapless Top 1 item
    Second Ring
    1. 0.043" 4 items
    2. 1.0mm 1 item
    3. 1.2mm 1 item
    4. 1.5mm 3 items
    5. 1/16" 9 items
    6. 5/64" 1 item
    Top Ring
    1. 0.043" 5 items
    2. 1.0mm 1 item
    3. 1.2mm 1 item
    4. 1.5mm 3 items
    5. 1/16" 8 items
    6. 5/64" 1 item
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