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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. MAN-46362ST-8 PART NUMBER
      Manley Piston Ring Set 46362ST-8, AP Steel, 4.135 Bore, 1.5mm x 1.5mm x 3mm, File Fit
      Manley Piston Ring Set 46362ST-8, AP Steel, 4.135 Bore, 1.5mm x 1.5mm x 3mm, File Fit
      $403.55
      Manley
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      Piston Rings, Steel Top, Napier 2nd, 4.135 Bore Size, File Fit, 1.5mm x 1.5mm x 3mm, 9-13 lbs oil ring tension, 8 Cylinder Kit, Ships from Manley

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      This product is a non-stocking item for CNC-Motorsports and will be shipped directly from the manufacturer / supplier.
    2. MAN-46364ST-8 PART NUMBER
      Manley Piston Ring Set 46364ST-8, AP Steel, 4.165 Bore, 1.5mm x 1.5mm x 3mm, File Fit
      Manley Piston Ring Set 46364ST-8, AP Steel, 4.165 Bore, 1.5mm x 1.5mm x 3mm, File Fit
      $403.55
      Manley
      Add to Wish List

      Piston Rings, Steel Top, Napier 2nd, 4.165 Bore Size, File Fit, 1.5mm x 1.5mm x 3mm, 9-13 lbs oil ring tension, 8 Cylinder Kit, Ships from Manley

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      DROP SHIP
      This product is a non-stocking item for CNC-Motorsports and will be shipped directly from the manufacturer / supplier.
    3. MAN-46366ST-8 PART NUMBER
      Manley Piston Ring Set 46366ST-8, AP Steel, 4.185 Bore, 1.5mm x 1.5mm x 3mm, File Fit
      Manley Piston Ring Set 46366ST-8, AP Steel, 4.185 Bore, 1.5mm x 1.5mm x 3mm, File Fit
      $403.55
      Manley
      Add to Wish List

      Piston Rings, Steel Top, Napier 2nd, 4.185 Bore Size, File Fit, 1.5mm x 1.5mm x 3mm, 9-13 lbs oil ring tension, 8 Cylinder Kit, Ships from Manley

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      DROP SHIP
      This product is a non-stocking item for CNC-Motorsports and will be shipped directly from the manufacturer / supplier.
    4. MAN-46120ST-8 PART NUMBER
      Manley Piston Ring Set 46120ST-8, AP Steel, 3.917 Bore, 1.5mm x 1.5mm x 3mm, File Fit
      Manley Piston Ring Set 46120ST-8, AP Steel, 3.917 Bore, 1.5mm x 1.5mm x 3mm, File Fit
      $380.71
      Manley
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      Piston Rings, Steel Top, Napier 2nd, 3.917 Bore Size, File Fit, 1.5mm x 1.5mm x 3mm, 12-16 lbs oil ring tension, 8 Cylinder Kit, Ships from Manley

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      DROP SHIP
      This product is a non-stocking item for CNC-Motorsports and will be shipped directly from the manufacturer / supplier.
    5. MAN-46121ST-8 PART NUMBER
      Manley Piston Ring Set 46121ST-8, AP Steel, 3.922 Bore, 1.5mm x 1.5mm x 3mm, Drop In
      Manley Piston Ring Set 46121ST-8, AP Steel, 3.922 Bore, 1.5mm x 1.5mm x 3mm, Drop In
      $380.71
      Manley
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      Piston Rings, Steel Top, Napier 2nd, 3.922 Bore Size, Drop In, 1.5mm x 1.5mm x 3mm, 12-16 lbs oil ring tension, 8 Cylinder Kit, Ships from Manley

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      DROP SHIP
      This product is a non-stocking item for CNC-Motorsports and will be shipped directly from the manufacturer / supplier.
    6. MAN-46122ST-8 PART NUMBER
      Manley Piston Ring Set 46122ST-8, AP Steel, 3.937 Bore, 1.5mm x 1.5mm x 3mm, File Fit
      Manley Piston Ring Set 46122ST-8, AP Steel, 3.937 Bore, 1.5mm x 1.5mm x 3mm, File Fit
      $380.71
      Manley
      Add to Wish List

      Piston Rings, Steel Top, Napier 2nd, 3.937 Bore Size, File Fit, 1.5mm x 1.5mm x 3mm, 12-16 lbs oil ring tension, 8 Cylinder Kit, Ships from Manley

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      DROP SHIP
      This product is a non-stocking item for CNC-Motorsports and will be shipped directly from the manufacturer / supplier.
    7. MAN-46129ST-8 PART NUMBER
      Manley Piston Ring Set 46129ST-8, AP Steel, 4.090 Bore, 1.5mm x 1.5mm x 3mm, File Fit
      Manley Piston Ring Set 46129ST-8, AP Steel, 4.090 Bore, 1.5mm x 1.5mm x 3mm, File Fit
      $380.71
      Manley
      Add to Wish List

      Piston Rings, Steel Top, Napier 2nd, 4.090 Bore Size, File Fit, 1.5mm x 1.5mm x 3mm, 8-12 lbs oil ring tension, 8 Cylinder Kit, Ships from Manley

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      DROP SHIP
      This product is a non-stocking item for CNC-Motorsports and will be shipped directly from the manufacturer / supplier.
    8. MAN-46130ST-8 PART NUMBER
      Manley Piston Ring Set 46130ST-8, AP Steel, 4.095 Bore, 1.5mm x 1.5mm x 3mm, File Fit
      Manley Piston Ring Set 46130ST-8, AP Steel, 4.095 Bore, 1.5mm x 1.5mm x 3mm, File Fit
      $380.71
      Manley
      Add to Wish List

      Piston Rings, Steel Top, Napier 2nd, 4.095 Bore Size, File Fit, 1.5mm x 1.5mm x 3mm, 12-16 lbs oil ring tension, 8 Cylinder Kit, Ships from Manley

      Learn More
      DROP SHIP
      This product is a non-stocking item for CNC-Motorsports and will be shipped directly from the manufacturer / supplier.
    9. MAN-46131ST-8 PART NUMBER
      Manley Piston Ring Set 46131ST-8, AP Steel, 4.100 Bore, 1.5mm x 1.5mm x 3mm, File Fit
      Manley Piston Ring Set 46131ST-8, AP Steel, 4.100 Bore, 1.5mm x 1.5mm x 3mm, File Fit
      $380.71
      Manley
      Add to Wish List

      Piston Rings, Steel Top, Napier 2nd, 4.100 Bore Size, File Fit, 1.5mm x 1.5mm x 3mm, 12-16 lbs oil ring tension, 8 Cylinder Kit, Ships from Manley

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      DROP SHIP
      This product is a non-stocking item for CNC-Motorsports and will be shipped directly from the manufacturer / supplier.
    10. MAN-46600ST-8 PART NUMBER
      Manley Piston Ring Set 46600ST-8, AP Steel, 3.552 Bore, 1.5mm x 1.5mm x 3mm, File Fit
      Manley Piston Ring Set 46600ST-8, AP Steel, 3.552 Bore, 1.5mm x 1.5mm x 3mm, File Fit
      $313.43
      Manley
      Add to Wish List

      Piston Rings, Steel Top, Napier 2nd, 3.552 Bore Size, File Fit, 1.5mm x 1.5mm x 3mm, 9-13 lbs oil ring tension, 8 Cylinder Kit, Ships from Manley

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      DROP SHIP
      This product is a non-stocking item for CNC-Motorsports and will be shipped directly from the manufacturer / supplier.

    Products (111-120 of 352)

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    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 169 items
    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
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    19. 3.642(92.50mm) 1 item
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    21. 3.652(92.75mm) 1 item
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    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
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    50. 3.948 1 item
    51. 4.000 13 items
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    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 351 items
    2. 4.0mm 1 item
    Price
    Ring Fitment
    1. Drop in Rings 2 items
    2. File Fit 300 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 10 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 149 items
    6. 1.2mm 174 items
    7. 1.5mm 352 items
    8. 1/16" 897 items
    9. 2.31mm 1 item
    10. 3/32" 1 item
    11. 5/64" 117 items
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