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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. TS-MT3690-45 PART NUMBER
    2. TS-TT3690-45 PART NUMBER
    3. MAH-4045MS-15 PART NUMBER
    4. MAH-4040MS PART NUMBER
    5. MAH-4045MS PART NUMBER

    Products (1-5 of 130)

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    1. Brands
      Total Seal
    2. Brands
      Mahle
    3. Bore Size
      4.040
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    Shopping Options
    Brands
    1. CP 3 items
    2. Diamond 19 items
    3. Hastings 16 items
    4. JE 13 items
    5. Mahle 15 items
    6. Mahle Original (Perfect Circle) 4 items
    7. Manley 6 items
    8. Total Seal 115 items
    Bore Size
    1. 100.00 mm 2 items
    2. 3.551 1 item
    3. 3.552 13 items
    4. 3.563 1 item
    5. 3.570 2 items
    6. 3.571 2 items
    7. 3.572 11 items
    8. 3.581 4 items
    9. 3.582 9 items
    10. 3.630 2 items
    11. 3.640 2 items
    12. 3.700 2 items
    13. 3.766 16 items
    14. 3.776 14 items
    15. 3.780 11 items
    16. 3.786 4 items
    17. 3.790 2 items
    18. 3.795 4 items
    19. 3.796 14 items
    20. 3.800 13 items
    21. 3.805 8 items
    22. 3.810 18 items
    23. 3.815 6 items
    24. 3.820 24 items
    25. 3.830 9 items
    26. 3.840 16 items
    27. 3.875 2 items
    28. 3.898 16 items
    29. 3.905 8 items
    30. 3.908 8 items
    31. 3.915 2 items
    32. 3.917 1 item
    33. 3.918 6 items
    34. 3.927 1 item
    35. 3.928 2 items
    36. 3.935 2 items
    37. 3.937 2 items
    38. 3.938 4 items
    39. 3.947 2 items
    40. 3.948 2 items
    41. 4.000 81 items
    42. 4.005 4 items
    43. 4.010 15 items
    44. 4.020 41 items
    45. 4.025 2 items
    46. 4.030 152 items
    47. 4.035 4 items
    48. 4.040 130 items
    49. 4.045 4 items
    50. 4.050 13 items
    51. 4.055 5 items
    52. 4.060 121 items
    53. 4.065 12 items
    54. 4.070 24 items
    55. 4.075 3 items
    56. 4.080 47 items
    57. 4.085 2 items
    58. 4.090 15 items
    59. 4.095 1 item
    60. 4.100 17 items
    61. 4.110 2 items
    62. 4.115 1 item
    63. 4.120 1 item
    64. 4.125 105 items
    65. 4.130 26 items
    66. 4.135 61 items
    67. 4.140 9 items
    68. 4.145 55 items
    69. 4.150 11 items
    70. 4.155 145 items
    71. 4.160 13 items
    72. 4.165 98 items
    73. 4.170 3 items
    74. 4.175 4 items
    75. 4.180 4 items
    76. 4.185 83 items
    77. 4.190 5 items
    78. 4.195 4 items
    79. 4.205 5 items
    80. 4.245 2 items
    81. 4.250 29 items
    82. 4.255 2 items
    83. 4.260 2 items
    84. 4.265 2 items
    85. 4.270 4 items
    86. 4.280 38 items
    87. 4.290 11 items
    88. 4.295 2 items
    89. 4.310 47 items
    90. 4.320 16 items
    91. 4.330 2 items
    92. 4.350 35 items
    93. 4.360 13 items
    94. 4.375 13 items
    95. 4.380 27 items
    96. 4.390 15 items
    97. 4.400 12 items
    98. 4.420 10 items
    99. 4.440 29 items
    100. 4.470 14 items
    101. 4.475 1 item
    102. 4.500 43 items
    103. 4.530 36 items
    104. 4.560 19 items
    105. 4.600 58 items
    106. 4.605 2 items
    107. 4.610 15 items
    108. 4.615 1 item
    109. 4.620 1 item
    110. 4.625 24 items
    111. 4.630 4 items
    112. 5.000 1 item
    113. 81.00mm 4 items
    114. 81.25mm 2 items
    115. 81.50 mm 4 items
    116. 82.00mm 4 items
    117. 82.50 mm 1 item
    118. 83.00mm 2 items
    119. 83.50mm 2 items
    120. 85.00mm 2 items
    121. 85.50mm 2 items
    122. 86.00mm 2 items
    123. 86.50mm 2 items
    124. 87.00mm 3 items
    125. 87.25mm 2 items
    126. 87.50mm 2 items
    127. 88.00mm 2 items
    128. 89.00mm 2 items
    129. 92.00mm 2 items
    130. 92.30mm 2 items
    131. 92.38mm 1 item
    132. 92.50mm 2 items
    133. 92.76mm 2 items
    134. 93.00mm 2 items
    135. 94.00mm 2 items
    136. 95.50mm 1 item
    137. 96.00 mm 2 items
    138. 99.50 mm 2 items
    139. 99.75mm 2 items
    Oil Ring
    1. 1/8" 8 items
    2. 2.0mm 6 items
    3. 3.0mm 46 items
    4. 3/16" 70 items
    Price
    Ring Fitment
    1. File Fit 98 items
    2. Pre Fit 32 items
    Ring Series
    1. AP Steel Gapless 2nd 2 items
    2. AP Steel Gapless Top 4 items
    3. AP Steel Top 4 items
    4. Claimer Race Low Tension 1 item
    5. Classic Moly Race Gold Power Low Tension 4 items
    6. Classic Race 18 items
    7. Classic Race Low Tension 6 items
    8. Classic Race Low Tenstion 6 items
    9. Classis AP Steel Top 14 items
    10. Ductile Iron 11 items
    11. Ductile Iron Low Tension 4 items
    12. Gapless AP Steel Top 2 items
    13. Maxseal Gapless Top 12 items
    14. Maxseal Gapless Top Gold Power Low Tension 4 items
    15. TNT Gapless 2nd 2 items
    16. TNT Gapless Top 2 items
    17. TS1 Gapless 2nd 12 items
    18. TS1 Gapless 2nd Low Tension 6 items
    19. Classic Race Gas Ported 10 items
    20. AP Steel Gas Ported 4 items
    21. Max Seal Gapless Top Gas Ported 2 items
    Second Ring
    1. .9mm 2 items
    2. 0.043" 14 items
    3. 1.0mm 4 items
    4. 1.2mm 2 items
    5. 1.5mm 26 items
    6. 1/16" 62 items
    7. 5/64" 20 items
    Top Ring
    1. .9mm 2 items
    2. 0.043" 18 items
    3. 1.0mm 4 items
    4. 1.2mm 7 items
    5. 1.5mm 21 items
    6. 1/16" 58 items
    7. 5/64" 20 items
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