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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 (3 results)

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    1. MAH-4045MS-112 PART NUMBER
      Mahle Performance Piston Ring Set 4045MS-112
      Mahle Performance Piston Ring Set 4045MS-112
      $183.28
      Mahle
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      4.040+5 Bore, File Fit, 1.0 1.0 2.0mm Ring Pak, Std Tension Oil Rings Learn More
    2. MAH-4040MS-112D PART NUMBER
      Mahle Performance Piston Ring Set 4040MS-112D
      Mahle Performance Piston Ring Set 4040MS-112D
      $183.28
      Mahle
      Add to Wish List
      4.040, Drop-in Rings, 1.0, 1.0, 2mm Ring Pak, Std Tension Oil Rings Learn More
    3. DRP-09874040 PART NUMBER
      09874040 Diamond Pro Select Piston Rings 4.040 Bore 1.0 1.0 3.0mm
      09874040 Diamond Pro Select Piston Rings 4.040 Bore 1.0 1.0 3.0mm
      $222.99
      Diamond
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      Fits 4.040 Bore Size, 1.0mm HV385 Steel Top Ring, 1.0mm Napier 2nd Ring, 3.0mm Low Tension Oil Ring, File Fit, 8 Cylinder Set Learn More

    Products (3 results)

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    1. Bore Size
      4.040
    2. Second Ring
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