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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 (31-40 of 41)

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    1. TS-CR7590-40 PART NUMBER
      CR7590-40
      Total Seal Classic Race Piston Ring Set CR7590-40
      $171.24
      Total Seal
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      Total Seal, Classic Race, Piston Rings, 4.080 Bore, Pre Fit, 1/16 1/16 3/16, Std Tension Oil Rings Learn More
    2. MAH-4085MS-112 PART NUMBER
      Mahle Performance Piston Ring Set 4085MS-112
      Mahle Performance Piston Ring Set 4085MS-112
      $183.28
      Mahle
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      4.080+5 Bore, File Fit, 1.0 1.0 2.0mm Ring Pak, Std Tension Oil Rings Learn More
    3. DRP-09024080 PART NUMBER
      09024080 Diamond Pro Select Piston Ring Set 4.080 Bore, 1/16 1/16 3/16
      09024080 Diamond Pro Select Piston Ring Set 4.080 Bore, 1/16 1/16 3/16
      $156.99
      Diamond
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      4.080 Bore Size, 1/16 Plasma Moly Top Ring, 1/16 Taper Face 2nd Ring, 3/16 Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More
    4. DRP-09054080 PART NUMBER
      09054080 Diamond Pro Select Piston Rings 4.080 Bore, 1.5mm 1.5mm 3.0mm
      09054080 Diamond Pro Select Piston Rings 4.080 Bore, 1.5mm 1.5mm 3.0mm
      $329.99
      Diamond
      Add to Wish List
      4.080 Bore Size, 1.5mm Stainless Steel W/ C-23 PVD Face Coating Top Ring, 1.5mm Taper Face 2nd Ring, 3.0mm Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More
    5. DRP-09064080 PART NUMBER
      09064080 Diamond Pro Select Piston Rings 4.080 Bore, 1.5mm 1.5mm 3.0mm
      09064080 Diamond Pro Select Piston Rings 4.080 Bore, 1.5mm 1.5mm 3.0mm
      $233.99
      Diamond
      Add to Wish List
      4.080 Bore Size, 1.5mm Plasma Moly Top Ring, 1.5mm Taper Face 2nd Ring, 3.0mm Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More
    6. DRP-09194080 PART NUMBER
      09194080 Diamond Pro Select Piston Rings 4.080 Bore, 1/16 1/16 3/16
      09194080 Diamond Pro Select Piston Rings 4.080 Bore, 1/16 1/16 3/16
      $329.99
      Diamond
      Add to Wish List
      4.080 Bore Size, 1/16 Stainless Steel W/ C-23 PVD Face Coating Top Ring, 1/16 Taper Face Reverse Back Twist 2nd Ring, 3/16 Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More
    7. CP-RS1MGNHD4080-0 PART NUMBER
      RS1GNHD
      CP Bullet Nitrided Steel Piston Ring Set 4.080 Bore RS1MGNHD4080-0
      $26.00
      CP
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      CP Bullet Pistons, Piston Rings, 4.080+0 Bore, Pre Fit, 1.5 1.5 3.0mm Ring Pack, 1 Cylinder Learn More
    8. DRP-09454080 PART NUMBER
      09454080 Diamond Pro Select Piston Rings 4.080 Bore 1.2 1.2 3.0mm
      09454080 Diamond Pro Select Piston Rings 4.080 Bore 1.2 1.2 3.0mm
      $159.99
      Diamond
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      Fits 4.080 Bore Size, 1.2mm Gas Nitrided Steel Top Ring, 1.2mm Napier Cut 2nd Ring, 3.0mm Standard Tension Oil Ring, File Fit, 8 Cylinder Set Learn More
    9. TS-CR3690GP-80 PART NUMBER
      CR3690
      Total Seal Classic Race Gas Ported Piston Ring Set CR3690GP-80 Bore 4.080
      $346.63
      Total Seal
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      Total Seal, Classic Race Gas Ported, Piston Rings, 4.080 Bore, Pre Fit, 1/16 1/16 3/16 Ring Pak, Std Tension Oil Rings

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    10. TS-CR3690GP-85 PART NUMBER
      CR3690
      Total Seal Classic Race Gas Ported Piston Ring Set CR3690GP-85 Bore 4.080
      $346.63
      Total Seal
      Add to Wish List

      Total Seal, Classic Race Gas Ported, Piston Rings, 4.080 Bore, File Fit, 1/16 1/16 3/16 Ring Pak, Std Tension Oil Rings

      Learn More

    Products (31-40 of 41)

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    1. Bore Size
      4.080
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    Brands
    1. CP 1 item
    2. Diamond 5 items
    3. Hastings 3 items
    4. JE 2 items
    5. Mahle 3 items
    6. Manley 3 items
    7. Total Seal 24 items
    Price
    Bore Size
    1. 100.00 mm 1 item
    2. 2.854 1 item
    3. 2.894 2 items
    4. 3.110 1 item
    5. 3.208 1 item
    6. 3.209 1 item
    7. 3.228" 2 items
    8. 3.248 1 item
    9. 3.268 2 items
    10. 3.307 4 items
    11. 3.327 4 items
    12. 3.346 2 items
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    14. 3.366 1 item
    15. 3.385 4 items
    16. 3.386 3 items
    17. 3.395 1 item
    18. 3.405 5 items
    19. 3.406 1 item
    20. 3.425 3 items
    21. 3.426 1 item
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    24. 3.465 3 items
    25. 3.484 1 item
    26. 3.505 1 item
    27. 3.551 1 item
    28. 3.552 11 items
    29. 3.562 2 items
    30. 3.563 2 items
    31. 3.570 1 item
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    33. 3.572 10 items
    34. 3.581 2 items
    35. 3.582 8 items
    36. 3.622 1 item
    37. 3.630 3 items
    38. 3.632(92.25mm) 1 item
    39. 3.635 1 item
    40. 3.640 2 items
    41. 3.642 2 items
    42. 3.642(92.50mm) 2 items
    43. 3.650 2 items
    44. 3.652 1 item
    45. 3.652(92.75mm) 2 items
    46. 3.660 1 item
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    48. 3.662(93mm) 2 items
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    60. 3.785 2 items
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    64. 3.796 8 items
    65. 3.799 2 items
    66. 3.800 16 items
    67. 3.805 6 items
    68. 3.810 12 items
    69. 3.815 3 items
    70. 3.820 15 items
    71. 3.830 8 items
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    73. 3.858 1 item
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    78. 3.905 12 items
    79. 3.908 4 items
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    88. 3.937 9 items
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    90. 3.940 2 items
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    95. 4.000 64 items
    96. 4.001 2 items
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    98. 4.010 20 items
    99. 4.020 38 items
    100. 4.025 1 item
    101. 4.030 131 items
    102. 4.035 9 items
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    140. 4.250 26 items
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    165. 4.500 56 items
    166. 4.530 43 items
    167. 4.560 36 items
    168. 4.562 1 item
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    170. 4.580 1 item
    171. 4.590 1 item
    172. 4.600 57 items
    173. 4.605 2 items
    174. 4.610 15 items
    175. 4.615 1 item
    176. 4.620 1 item
    177. 4.625 26 items
    178. 4.630 3 items
    179. 4.875 1 item
    180. 5.000 1 item
    181. 81.00mm 2 items
    182. 81.25mm 1 item
    183. 81.50 mm 2 items
    184. 82.00mm 2 items
    185. 82.50 mm 1 item
    186. 83.00mm 1 item
    187. 83.50mm 1 item
    188. 85.00mm 1 item
    189. 85.50mm 1 item
    190. 86.00mm 1 item
    191. 86.50mm 1 item
    192. 87.00mm 2 items
    193. 87.25mm 1 item
    194. 87.50mm 2 items
    195. 87.60mm 1 item
    196. 88.00mm 2 items
    197. 89.00mm 1 item
    198. 92.00mm 1 item
    199. 92.30mm 1 item
    200. 92.38mm 1 item
    201. 92.50mm 1 item
    202. 92.76mm 1 item
    203. 93.00mm 1 item
    204. 94.00mm 2 items
    205. 95.50mm 1 item
    206. 96.00 mm 1 item
    207. 99.50 mm 1 item
    208. 99.75mm 1 item
    Oil Ring
    1. 2.0mm 1 item
    2. 3.0mm 18 items
    3. 3/16" 22 items
    Ring Fitment
    1. File Fit 31 items
    2. Pre Fit 10 items
    Ring Series
    1. AP Steel Gapless Top 1 item
    2. AP Steel Top 4 items
    3. Classic Moly Race Gold Power Low Tension 1 item
    4. Classic Race 5 items
    5. Classic Race Low Tension 1 item
    6. Classis AP Steel Top 5 items
    7. Ductile Iron 4 items
    8. GN Steel Top 2 items
    9. Maxseal Gapless Top 2 items
    10. Moly Original 1 item
    11. Plasma-Moly Ductile 2 items
    12. Premium Ductile 2 items
    13. Premium Race Series 1 item
    14. Premium Race Series Low Tension 1 item
    15. TS1 Gapless 2nd 1 item
    16. TS1 Gapless 2nd Low Tension 1 item
    17. Classic Race Gas Ported 5 items
    18. AP Steel Gas Ported 2 items
    Second Ring
    1. 0.043" 3 items
    2. 1.0mm 1 item
    3. 1.2mm 2 items
    4. 1.5mm 12 items
    5. 1/16" 22 items
    6. 3/32" 1 item
    Top Ring
    1. 0.043" 3 items
    2. 1.0mm 1 item
    3. 1.2mm 2 items
    4. 1.5mm 12 items
    5. 1/16" 22 items
    6. 5/64" 1 item
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