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Piston Rings

Piston Rings

Piston Rings

Circle Track Piston Rings at JJ Motorsports

Maintain optimal compression and minimize blow-by in your circle track engine with high-performance piston rings from JJ Motorsports. Designed for demanding racing conditions, these gapless and file-fit rings reduce friction, improve sealing, and enhance power output for IMCA, USMTS, and dirt oval applications in late models, modifieds, and street stocks, compatible with various bore sizes and tension levels.

Shop trusted brands like Total Seal for Maxseal gapless rings. Explore related categories such as Circle Track Pistons for matching pistons or Circle Track Connecting Rods and Components for internal upgrades.

Top Circle Track Piston Rings

Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • Piston Ring Set 4.155 1/16 1/16 3/16 HAS2M5510035

    Hastings Piston Ring Set 4.155 1/16 1/16 3/16 2M5510035

    HASTINGS

    $144.99
    Piston rings are critical to engine sealing, compression retention, and oil control—and worn or inadequate rings will destroy your performance gains and fuel efficiency. The Hastings 4.155 Piston...
    HAS2M5510035
    SKU:
    HAS2M5510035
    Availability:
    Ships Same Business Day
    Weight:
    0.86 LBS
    MFG Part #:
    2M5510035
    $144.99
    Qty in Cart: 0
    Quantity:
    Price:
    $144.99
    Subtotal:
  • Piston Ring Set 4.040 5/64 5/64 3/16 HAS2M5508045

    Hastings Piston Ring Set 4.040 5/64 5/64 3/16 2M5508045

    HASTINGS

    $139.99
    Piston rings are critical to engine sealing and compression—worn or improper rings lead to blow-by, oil consumption, and lost horsepower. The Hastings 4.040 ring set delivers precision file-fit...
    HAS2M5508045
    SKU:
    HAS2M5508045
    Availability:
    Ships Same Business Day
    Weight:
    1.24 LBS
    MFG Part #:
    2M5508045
    $139.99
    Qty in Cart: 0
    Quantity:
    Price:
    $139.99
    Subtotal:
  • Piston Ring Set 4.030 5/64 5/64 3/16 HAS2M5508035

    Hastings Piston Ring Set 4.030 5/64 5/64 3/16 2M5508035

    HASTINGS

    $134.99
    Piston rings are critical to engine performance—they seal combustion pressure, regulate oil consumption, and maintain compression efficiency. A quality ring set like this Hastings unit ensures proper...
    HAS2M5508035
    SKU:
    HAS2M5508035
    Availability:
    Ships Same Business Day
    Weight:
    0.92 LBS
    MFG Part #:
    2M5508035
    $134.99
    Qty in Cart: 0
    Quantity:
    Price:
    $134.99
    Subtotal:
  • Piston Ring Set 4.000 5/64 5/64 3/16 HAS2M5508005

    Hastings Piston Ring Set 4.000 5/64 5/64 3/16 2M5508005

    HASTINGS

    $135.99
    Piston rings are the unsung workhorses of engine performance—they seal combustion pressure, regulate oil consumption, and maintain compression integrity. A worn or improper ring set compromises power...
    HAS2M5508005
    SKU:
    HAS2M5508005
    Availability:
    Ships Same Business Day
    Weight:
    1.23 LBS
    MFG Part #:
    2M5508005
    $135.99
    Qty in Cart: 0
    Quantity:
    Price:
    $135.99
    Subtotal:
  • Piston Ring Set 4.060 1/16 1/16 3/16 HAS2M5505065

    Hastings Piston Ring Set 4.060 1/16 1/16 3/16 2M5505065

    HASTINGS

    $133.99
    Piston rings are critical to engine performance—they seal combustion pressure, regulate oil consumption, and maintain compression integrity throughout the engine cycle. This Hastings ring set...
    HAS2M5505065
    SKU:
    HAS2M5505065
    Availability:
    Ships Same Business Day
    Weight:
    1.02 LBS
    MFG Part #:
    2M5505065
    $133.99
    Qty in Cart: 0
    Quantity:
    Price:
    $133.99
    Subtotal:
  • Piston Ring Set 4.040 1/16 1/16 3/16 HAS2M5505045

    Hastings Piston Ring Set 4.040 1/16 1/16 3/16 2M5505045

    HASTINGS

    $131.99
    Piston rings are the critical seal between your pistons and cylinder walls—without proper sealing, you lose compression, oil control, and power. The Hastings 2M5505045 delivers reliable low-tension...
    HAS2M5505045
    SKU:
    HAS2M5505045
    Availability:
    Ships Same Business Day
    Weight:
    1.03 LBS
    MFG Part #:
    2M5505045
    $131.99
    Qty in Cart: 0
    Quantity:
    Price:
    $131.99
    Subtotal:
  • Piston Ring Set 4.030 1/16 1/16 3/16 HAS2M5505035

    Hastings Piston Ring Set 4.030 1/16 1/16 3/16 2M5505035

    HASTINGS

    $131.99
    Piston rings are the critical seal between your pistons and cylinder walls—compromising on quality means lost compression, increased blowby, and accelerated engine wear. The Hastings 2M5505035...
    HAS2M5505035
    SKU:
    HAS2M5505035
    Availability:
    Ships Same Business Day
    Weight:
    1.03 LBS
    MFG Part #:
    2M5505035
    Qty in Cart: 0
    Quantity:
    Price:
    $131.99
    Subtotal:
  • GP Piston Ring Set 4.170 Bore 1/16 1/16 3/16 TOTCR0690GP-45

    Total Seal GP Piston Ring Set 4.170 Bore 1/16 1/16 3/16 CR0690GP 45

    TOTAL SEAL

    $346.63
    Total Seal's GP Piston Ring Set delivers the sealing precision and blowby control that separates competitive engines from the rest. Whether you're building a high-revving naturally aspirated engine...
    TOTCR0690GP-45
    SKU:
    TOTCR0690GP-45
    Availability:
    Ships Same Business Day
    Weight:
    1.08 LBS
    $346.63
    Qty in Cart: 0
    Quantity:
    Price:
    $346.63
    Subtotal:
  • Piston Ring Set 4.000 1.5 1.5 3.0mm MAH4005MS-15

    Piston Ring Set 4.000 1.5 1.5 3.0mm 4005MS-15

    MAHLE PISTONS

    $158.86
    Piston rings are critical to engine sealing, compression, and oil control—neglecting quality rings leads to blow-by, power loss, and accelerated wear. The 4005MS-15 delivers plasma-moly coated...
    MAH4005MS-15
    SKU:
    MAH4005MS-15
    Availability:
    Ships Same Business Day
    Weight:
    0.85 LBS
    $158.86
    Qty in Cart: 0
    Quantity:
    Price:
    $158.86
    Subtotal:
  • Piston Ring Set 4.165 Clsic Gold 1.5 1.5 3.0mm TOTCRG2012-45

    Total Seal Piston Ring Set 4.165 Clsic Gold 1.5 1.5 3.0mm CRG2012 45

    TOTAL SEAL

    $168.64
    Total Seal's Classic Race Gold piston rings deliver the precision fit and low-tension design that serious racers demand for consistent ring sealing and minimal friction loss. Built from high-quality...
    TOTCRG2012-45
    SKU:
    TOTCRG2012-45
    Availability:
    Ships Same Business Day
    Weight:
    0.85 LBS
    MFG Part #:
    CRG2012 45
    $168.64
    Qty in Cart: 0
    Quantity:
    Price:
    $168.64
    Subtotal:
  • Piston Ring Set 4.020 1/16 1/16 3/16 SEAR9771-25

    Piston Ring Set 4.020 1/16 1/16 3/16 SEAR9771-25

    SEALED POWER

    $159.99
    Piston rings are critical to engine sealing and compression retention—without quality rings, you're losing power and risking blow-by that degrades performance. The Speed Pro 4.020 Ring Set delivers...
    SEAR9771-25
    SKU:
    SEAR9771-25
    Availability:
    Ships Same Business Day
    Weight:
    1.10 LBS
    MFG Part #:
    R977125
    Qty in Cart: 0
    Quantity:
    Price:
    $159.99
    Subtotal:
  • Piston Ring Set 4.040 1/16 1/16 3/16 SEAR9401-45

    Piston Ring Set 4.040 1/16 1/16 3/16 SEAR9401-45

    SEALED POWER

    $150.99
    Piston ring quality directly impacts compression, oil control, and engine longevity—especially in high-demand racing and performance applications. The Speed Pro 4.040 ring set delivers low-tension...
    SEAR9401-45
    SKU:
    SEAR9401-45
    Availability:
    Ships Same Business Day
    Weight:
    1.02 LBS
    MFG Part #:
    R940145
    $150.99
    Qty in Cart: 0
    Quantity:
    Price:
    $150.99
    Subtotal:
  • Piston Ring Set 4.060 5/64 5/64 3/16 SEAR9343-65

    Piston Ring Set 4.060 5/64 5/64 3/16 SEAR9343-65

    SEALED POWER

    $184.99
    A quality piston ring set is critical for maintaining proper compression, oil control, and ring seal in high-performance engines. Speed Pro's plasma-moly construction delivers superior wear...
    SEAR9343-65
    SKU:
    SEAR9343-65
    Availability:
    Ships Same Business Day
    Weight:
    1.12 LBS
    MFG Part #:
    R934365
    $184.99
    Qty in Cart: 0
    Quantity:
    Price:
    $184.99
    Subtotal:
  • Piston Ring Set 4.060 Moly 1/16 1/16 3/16 M77315-0036.065

    Piston Ring Set 4.060 Moly 1/16 1/16 3/16 315-0036.065

    MICHIGAN 77

    $195.99
    A quality piston ring set is fundamental to engine reliability and performance—poor rings lead to blow-by, oil consumption, and lost power. This 4.060 Moly ring set delivers the sealing integrity and...
    M77315-0036.065
    SKU:
    M77315-0036.065
    Availability:
    Ships Same Business Day
    Weight:
    1.01 LBS
    MFG Part #:
    315-0036.065
    Qty in Cart: 0
    Quantity:
    Price:
    $195.99
    Subtotal:
  • Piston Ring Set 4.040 Moly 5/64 5/64 3/16 M77315-0034.045

    Piston Ring Set 4.040 Moly 5/64 5/64 3/16 3150034.045

    MICHIGAN 77

    $182.99
    Precision ring seal directly impacts cylinder pressure retention, combustion efficiency, and overall engine reliability—especially in high-rpm applications where blowby can compromise performance...
    M77315-0034.045
    SKU:
    M77315-0034.045
    Availability:
    Ships Same Business Day
    Weight:
    1.18 LBS
    MFG Part #:
    3150034.045
    Qty in Cart: 0
    Quantity:
    Price:
    $182.99
    Subtotal:
  • Piston Ring Set 4.165 Moly 1/16 1/16 3/16 M77315-0032.045

    Piston Ring Set 4.165 Moly 1/16 1/16 3/16 3150032.045

    MICHIGAN 77

    $156.99
    Piston ring sets are critical to engine longevity and performance—they seal combustion pressure, control oil consumption, and regulate heat transfer in your cylinder walls. A quality moly ring set...
    M77315-0032.045
    SKU:
    M77315-0032.045
    Availability:
    Ships Same Business Day
    Weight:
    1.03 LBS
    MFG Part #:
    3150032.045
    $156.99
    Qty in Cart: 0
    Quantity:
    Price:
    $156.99
    Subtotal:
  • Piston Ring Set 4.145 Moly 1/16 1/16 3/16 M77315-0032.025

    Piston Ring Set 4.145 Moly 1/16 1/16 3/16 3150032.025

    MICHIGAN 77

    $159.99
    Piston ring sets are critical to engine reliability and performance—they seal combustion pressure, manage blow-by, and regulate oil consumption. This 4.145" moly ring set delivers plasma-coated...
    M77315-0032.025
    SKU:
    M77315-0032.025
    Availability:
    Ships Same Business Day
    Weight:
    1.04 LBS
    MFG Part #:
    3150032.025
    Qty in Cart: 0
    Quantity:
    Price:
    $159.99
    Subtotal:
  • Piston Ring Set 4.060 Moly 1/16 1/16 3/16 M77315-0005.065

    Piston Ring Set 4.060 Moly 1/16 1/16 3/16 3150005.065

    MICHIGAN 77

    $208.99
    A high-quality piston ring set is fundamental to engine durability and compression integrity—especially if you're rebuilding a 4.060-bore engine or replacing worn rings that compromise performance...
    M77315-0005.065
    SKU:
    M77315-0005.065
    Availability:
    Ships Same Business Day
    Weight:
    0.97 LBS
    MFG Part #:
    3150005.065
    Qty in Cart: 0
    Quantity:
    Price:
    $208.99
    Subtotal:
  • Piston Ring Set 4.155 Moly 1/16 1/16 3/16 M77315-0004.035

    Piston Ring Set 4.155 Moly 1/16 1/16 3/16 3150004.035

    MICHIGAN 77

    $208.99
    Maximum ring seal integrity is non-negotiable when building or rebuilding a high-performance engine—lost compression directly translates to lost horsepower and efficiency. This plasma moly piston...
    M77315-0004.035
    SKU:
    M77315-0004.035
    Availability:
    Ships Same Business Day
    Weight:
    1.10 LBS
    MFG Part #:
    3150004.035
    Qty in Cart: 0
    Quantity:
    Price:
    $208.99
    Subtotal:
  • Piston Ring Set 4.130 Moly 1/16 1/16 3/16 JEPJ100F8-4125-5

    Piston Ring Set 4.130 Moly 1/16 1/16 3/16 J100F8-4125-5

    JE PISTONS

    $238.99
    A quality piston ring set is fundamental to engine performance and longevity—it controls blow-by, maintains compression, and regulates oil consumption during high-RPM operation. This premium...
    JEPJ100F8-4125-5
    SKU:
    JEPJ100F8-4125-5
    Availability:
    Ships Same Business Day
    Weight:
    1.13 LBS
    MFG Part #:
    J100F8-4125-5
    $238.99
    Qty in Cart: 0
    Quantity:
    Price:
    $238.99
    Subtotal:
  • Total: items /

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Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

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Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

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Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

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