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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-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.
    2. 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.
    3. MAN-46132ST-8 PART NUMBER
      Manley Piston Ring Set 46132ST-8, AP Steel, 4.090 Bore, 1.2mm x 1.2mm x 2.5mm, File Fit
      Manley Piston Ring Set 46132ST-8, AP Steel, 4.090 Bore, 1.2mm x 1.2mm x 2.5mm, File Fit
      $380.71
      Manley
      Add to Wish List

      Piston Rings, Steel Top, Napier 2nd, 4.090 Bore Size, File Fit, 1.2mm x 1.2mm x 2.5mm, 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.
    4. MAN-46133ST-8 PART NUMBER
      Manley Piston Ring Set 46133ST-8, AP Steel, 4.095 Bore, 1.2mm x 1.2mm x 2.5mm, File Fit
      Manley Piston Ring Set 46133ST-8, AP Steel, 4.095 Bore, 1.2mm x 1.2mm x 2.5mm, File Fit
      $380.71
      Manley
      Add to Wish List

      Piston Rings, Steel Top, Napier 2nd, 4.095 Bore Size, File Fit, 1.2mm x 1.2mm x 2.5mm, 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.
    5. MAN-46134ST-8 PART NUMBER
      Manley Piston Ring Set 46134ST-8, AP Steel, 4.100 Bore, 1.2mm x 1.2mm x 2.5mm, File Fit
      Manley Piston Ring Set 46134ST-8, AP Steel, 4.100 Bore, 1.2mm x 1.2mm x 2.5mm, File Fit
      $380.71
      Manley
      Add to Wish List

      Piston Rings, Steel Top, Napier 2nd, 4.100 Bore Size, File Fit, 1.2mm x 1.2mm x 2.5mm, 8-12 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.
    6. 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

      Learn More
      DROP SHIP
      This product is a non-stocking item for CNC-Motorsports and will be shipped directly from the manufacturer / supplier.
    7. 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.
    8. 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

      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-46875-4 PART NUMBER
      Manley Piston Ring Set 46875-4, AP Steel, 87.5mm Bore, 1.2mm x 1.2mm x 2.8mm, File Fit
      Manley Piston Ring Set 46875-4, AP Steel, 87.5mm Bore, 1.2mm x 1.2mm x 2.8mm, File Fit
      $152.93
      Manley
      Add to Wish List

      Piston Rings, Steel Top, Napier 2nd, 87.5mm Bore Size, File Fit, 1.2mm x 1.2mm x 2.8mm, 7-11 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.
    10. MAN-46876-4 PART NUMBER
      Manley Piston Ring Set 46876-4, AP Steel, 87.6mm Bore, 1.2mm x 1.2mm x 2.8mm, File Fit
      Manley Piston Ring Set 46876-4, AP Steel, 87.6mm Bore, 1.2mm x 1.2mm x 2.8mm, File Fit
      $152.93
      Manley
      Add to Wish List

      Piston Rings, Steel Top, Napier 2nd, 87.6mm Bore Size, File Fit, 1.2mm x 1.2mm x 2.8mm, 7-11 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.

    Products (171-180 of 250)

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    Brands
    1. CP 18 items
    2. Diamond 390 items
    3. Hastings 101 items
    4. JE 136 items
    5. Mahle 230 items
    6. Mahle Original (Perfect Circle) 28 items
    7. Manley 114 items
    8. Total Seal 1051 items
    9. Wiseco 4 items
    Bore Size
    1. 3.209 1 item
    2. 3.268 1 item
    3. 3.307 1 item
    4. 3.405 1 item
    5. 3.552 2 items
    6. 3.563 1 item
    7. 3.571 1 item
    8. 3.572 2 items
    9. 3.582 2 items
    10. 3.630 1 item
    11. 3.635 1 item
    12. 3.642 1 item
    13. 3.652 1 item
    14. 3.662 2 items
    15. 3.667 1 item
    16. 3.672 1 item
    17. 3.681 1 item
    18. 3.700 3 items
    19. 3.760 1 item
    20. 3.766 1 item
    21. 3.770 5 items
    22. 3.780 3 items
    23. 3.790 2 items
    24. 3.800 2 items
    25. 3.810 1 item
    26. 3.820 1 item
    27. 3.830 1 item
    28. 3.840 1 item
    29. 3.900 1 item
    30. 3.905 3 items
    31. 3.917 2 items
    32. 3.922 2 items
    33. 3.937 2 items
    34. 4.000 6 items
    35. 4.001 2 items
    36. 4.010 4 items
    37. 4.020 6 items
    38. 4.030 13 items
    39. 4.035 5 items
    40. 4.040 14 items
    41. 4.050 1 item
    42. 4.060 15 items
    43. 4.065 1 item
    44. 4.070 5 items
    45. 4.075 2 items
    46. 4.080 5 items
    47. 4.090 2 items
    48. 4.095 2 items
    49. 4.100 2 items
    50. 4.120 2 items
    51. 4.125 14 items
    52. 4.130 5 items
    53. 4.135 6 items
    54. 4.145 3 items
    55. 4.155 9 items
    56. 4.165 8 items
    57. 4.185 6 items
    58. 4.210 1 item
    59. 4.250 1 item
    60. 4.280 6 items
    61. 4.310 5 items
    62. 4.320 2 items
    63. 4.350 2 items
    64. 4.360 1 item
    65. 4.375 2 items
    66. 4.390 2 items
    67. 4.440 1 item
    68. 4.500 8 items
    69. 4.530 6 items
    70. 4.560 9 items
    71. 4.600 5 items
    72. 4.610 1 item
    73. 4.625 4 items
    74. 87.50mm 1 item
    75. 87.60mm 1 item
    76. 88.00mm 1 item
    77. 94.00mm 1 item
    Oil Ring
    1. 2.5mm 13 items
    2. 2.8mm 8 items
    3. 3.0mm 106 items
    4. 3/16" 122 items
    5. 4.0mm 1 item
    Price
    Ring Fitment
    1. Drop in Rings 5 items
    2. File Fit 230 items
    3. Pre Fit 15 items
    Ring Series
    1. AP Steel Top 63 items
    2. Ductile Iron 51 items
    3. Hardened Nitrous Series 12 items
    4. Hardened Nitrous Series Low Tension 10 items
    5. Premium Race Series 41 items
    6. Premium Race Series Low Tension 55 items
    7. Pro Steel Series 1 item
    8. Sportsman Series 17 items
    Second Ring
    1. 0.043" 32 items
    2. 1.2mm 37 items
    3. 1.5mm 68 items
    4. 1/16" 113 items
    Top Ring
    1. 0.043" 32 items
    2. 1.0mm 5 items
    3. 1.2mm 50 items
    4. 1.5mm 50 items
    5. 1/16" 113 items
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