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Pistons and Piston Rings

Pistons and Piston Rings

Pistons and Piston Rings

Circle Track Pistons & Piston Rings at JJ Motorsports

High-performance pistons and rings are essential for compressing air and fuel within the engine, directly affecting output. Select these components to enhance power, especially when matched with other engine internals in demanding IMCA, USMTS, and dirt oval racing for late models, modifieds, and street stocks.

Shop trusted brands like Wiseco for forged piston sets, Total Seal for gapless rings, and Mahle Pistons for premium options. Explore related categories such as Circle Track Engine Internals for complete upgrades or Circle Track Connecting Rods and Components for matching internals.

Top Circle Track Pistons & 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
  • MAHLE Piston Ring Set 4.030 in Bore 0.043 x 0.043 x 3.0 mm Low Tension Plasma Moly 8 Cylinder MAH4035ML-043

    MAHLE Piston Ring Set 4.030 in Bore 0.043 x 0.043 x 3.0 mm Low Tension Plasma Moly 8 Cylinder MAH4035ML-043

    MAHLE PISTONS

    $219.06
    This MAHLE Performance Piston Ring Set is engineered for 4.030-inch bore engines, featuring file-fit rings with 0.043-inch top and second rings, and a 3.0 mm thick low-tension oil ring. Designed for 8-cylinder engines, the set utilizes plasma moly...
    MAH4035ML-043
    SKU:
    MAH4035ML-043
    Availability:
    Ships Same Business Day
    Weight:
    0.65 LBS
    MFG Part #:
    4035ML-043
    $219.06
    Qty in Cart: 0
    Quantity:
    Price:
    $219.06
    Subtotal:
  • Mahle piston ring set 4.035 bore 1/16 1/16 3/16 low tension MAH4035ML

    Mahle piston ring set 4.035 bore 1/16 1/16 3/16 low tension MAH4035ML

    MAHLE PISTONS

    $134.15
    This MAHLE Motorsport piston ring set is engineered for 4.030-inch bore engines, featuring a file-fit configuration with low tension plasma moly rings. Designed for 8-cylinder applications, it offers precise customization and reduced friction for...
    MAH4035ML
    SKU:
    MAH4035ML
    Availability:
    Ships Same Business Day
    Weight:
    0.99 LBS
    MFG Part #:
    4035ML
    $134.15
    Qty in Cart: 0
    Quantity:
    Price:
    $134.15
    Subtotal:
  • Piston Ring Set 4.040 Moly 1/16 1/16 3/16 M77315-0036.045

    Piston Ring Set 4.040 Moly 1/16 1/16 3/16 3150036.045

    MICHIGAN 77

    $131.99
    Piston Ring Set 4.040 Moly 1/16 1/16 3/16Piston Rings4.040 in BoreFile Fit1/16 x 1/16 x 3/16 in ThickStandard TensionPlasma Moly8 CylinderKit
    M77315-0036.045
    SKU:
    M77315-0036.045
    Availability:
    Ships Same Business Day
    Weight:
    1.03 LBS
    MFG Part #:
    3150036.045
    $131.99
    Qty in Cart: 0
    Quantity:
    Price:
    $131.99
    Subtotal:
  • Piston Ring Set 4.030 Moly 1/16 1/16 3/16 M77315-0036.035

    Piston Ring Set 4.030 Moly 1/16 1/16 3/16 3150036.035

    MICHIGAN 77

    $125.99
    Piston Ring Set 4.030 Moly 1/16 1/16 3/16Piston Rings4.030 in BoreFile Fit1/16 x 1/16 x 3/16 in ThickStandard TensionPlasma Moly8 CylinderKit
    M77315-0036.035
    SKU:
    M77315-0036.035
    Availability:
    Ships Same Business Day
    Weight:
    0.98 LBS
    MFG Part #:
    3150036.035
    $125.99
    Qty in Cart: 0
    Quantity:
    Price:
    $125.99
    Subtotal:
  • Piston Ring Set 4.030 Moly 1/16 1/16 3/16 M77315-0036.030

    Piston Ring Set 4.030 Moly 1/16 1/16 3/16 3150036.03

    MICHIGAN 77

    $114.99
    Piston Ring Set 4.030 Moly 1/16 1/16 3/16Piston Rings4.030 in Bore1/16 x 1/16 x 3/16 in ThickStandard TensionPlasma Moly8 CylinderKit
    M77315-0036.030
    SKU:
    M77315-0036.030
    Availability:
    Ships Same Business Day
    Weight:
    0.96 LBS
    MFG Part #:
    3150036.03
    $114.99
    Qty in Cart: 0
    Quantity:
    Price:
    $114.99
    Subtotal:
  • Piston Ring Set 4.040 Moly 5/64 5/64 3/16 M77315-0034.040

    Piston Ring Set 4.040 Moly 5/64 5/64 3/16 3150034.04

    MICHIGAN 77

    $122.99
    Piston Ring Set 4.040 Moly 5/64 5/64 3/16Piston Rings4.040 in Bore5/64 x 5/64 x 3/16 in ThickStandard TensionPlasma Moly8 CylinderKit
    M77315-0034.040
    SKU:
    M77315-0034.040
    Availability:
    Ships Same Business Day
    Weight:
    1.13 LBS
    MFG Part #:
    3150034.04
    $122.99
    Qty in Cart: 0
    Quantity:
    Price:
    $122.99
    Subtotal:
  • Piston Ring Set 4.030 Moly 5/64 5/64 3/16 M77315-0034.035

    Piston Ring Set 4.030 Moly 5/64 5/64 3/16 3150034.035

    MICHIGAN 77

    $139.99
    Piston Ring Set 4.030 Moly 5/64 5/64 3/16Piston Rings4.030 in BoreFile Fit5/64 x 5/64 x 3/16 in ThickStandard TensionPlasma Moly8 CylinderKit
    M77315-0034.035
    SKU:
    M77315-0034.035
    Availability:
    Ships Same Business Day
    Weight:
    1.16 LBS
    MFG Part #:
    3150034.035
    $139.99
    Qty in Cart: 0
    Quantity:
    Price:
    $139.99
    Subtotal:
  • Piston Ring Set 4.030 Moly 5/64 5/64 3/16 M77315-0034.030

    Piston Ring Set 4.030 Moly 5/64 5/64 3/16 3150034.03

    MICHIGAN 77

    $124.99
    Piston Ring Set 4.030 Moly 5/64 5/64 3/16Piston Rings4.030 in Bore5/64 x 5/64 x 3/16 in ThickStandard TensionPlasma Moly8 CylinderKit
    M77315-0034.030
    SKU:
    M77315-0034.030
    Availability:
    Ships Same Business Day
    Weight:
    1.15 LBS
    MFG Part #:
    3150034.03
    Qty in Cart: 0
    Quantity:
    Price:
    $124.99
    Subtotal:
  • Piston Ring Set 4.155 Moly 1/16 1/16 3/16 M77315-0032.035

    Piston Ring Set 4.155 Moly 1/16 1/16 3/16 3150032.035

    MICHIGAN 77

    $145.99
    Piston Ring Set 4.155 Moly 1/16 1/16 3/16Piston Rings4.155 in BoreFile Fit1/16 x 1/16 x 3/16 in ThickStandard TensionPlasma Moly8 CylinderKit
    M77315-0032.035
    SKU:
    M77315-0032.035
    Availability:
    Ships Same Business Day
    Weight:
    1.02 LBS
    MFG Part #:
    3150032.035
    $145.99
    Qty in Cart: 0
    Quantity:
    Price:
    $145.99
    Subtotal:
  • Piston Ring Set 4.000 Moly 1/16 1/16 3/16 M77315-0005.005

    Piston Ring Set 4.000 Moly 1/16 1/16 3/16 3150005.005

    MICHIGAN 77

    $175.99
    Piston Ring Set 4.000 Moly 1/16 1/16 3/16Piston Rings4.000 in BoreFile Fit1/16 x 1/16 x 3/16 in ThickLow TensionPlasma Moly8 CylinderKit
    M77315-0005.005
    SKU:
    M77315-0005.005
    Availability:
    Ships Same Business Day
    Weight:
    1.00 LBS
    MFG Part #:
    3150005.005
    $175.99
    Qty in Cart: 0
    Quantity:
    Price:
    $175.99
    Subtotal:
  • SBC Dished Piston Set 4.030 Bore -12cc KBPKB193.030

    SBC Dished Piston Set 4.030 Bore -12cc KB193.030

    KB PERFORMANCE

    $334.15
    SBC Dished Piston Set 4.030 Bore -12ccPistonKB SeriesHypereutectic4.030 in Bore5/64 x 5/64 x 3/16 in Ring GroovesMinus 12.0 ccSmall Block ChevySet of 8
    KBPKB193.030
    SKU:
    KBPKB193.030
    Availability:
    Ships Same Business Day
    Weight:
    13.06 LBS
    MFG Part #:
    KB193.030
    $334.15
    Qty in Cart: 0
    Quantity:
    Price:
    $334.15
    Subtotal:
  • SBC Domed Piston Set 4.040 Bore +5cc KBPKB157.040

    SBC Domed Piston Set 4.040 Bore +5cc KB157.040

    KB PERFORMANCE

    $373.24
    SBC Domed Piston Set 4.040 Bore +5ccPistonKB SeriesHypereutectic4.040 in Bore5/64 x 5/64 x 3/16 in Ring GroovesPlus 0.5 ccSmall Block ChevySet of 8
    KBPKB157.040
    SKU:
    KBPKB157.040
    Availability:
    Ships Same Business Day
    Weight:
    14.39 LBS
    MFG Part #:
    KB157.040
    $373.24
    Qty in Cart: 0
    Quantity:
    Price:
    $373.24
    Subtotal:
  • SBC Domed Piston Set 4.030 Bore +5cc KBPKB157.030

    SBC Domed Piston Set 4.030 Bore +5cc KB157.030

    KB PERFORMANCE

    $373.24
    SBC Domed Piston Set 4.030 Bore +5ccPistonKB SeriesHypereutectic4.030 in Bore5/64 x 5/64 x 3/16 in Ring GroovesPlus 0.5 ccSmall Block ChevySet of 8
    KBPKB157.030
    SKU:
    KBPKB157.030
    Availability:
    Ships Same Business Day
    Weight:
    14.27 LBS
    MFG Part #:
    KB157.030
    Qty in Cart: 0
    Quantity:
    Price:
    $373.24
    Subtotal:
  • SBC F/T Piston Set 4.060 Bore -7cc KBPKB156.060

    SBC F/T Piston Set 4.060 Bore -7cc KB156.060

    KB PERFORMANCE

    $365.01
    SBC F/T Piston Set 4.060 Bore -7ccPistonKB SeriesHypereutectic4.060 in Bore5/64 x 5/64 x 3/16 in Ring GroovesMinus 7.0 ccSmall Block ChevySet of 8
    KBPKB156.060
    SKU:
    KBPKB156.060
    Availability:
    Ships Same Business Day
    Weight:
    14.20 LBS
    MFG Part #:
    KB156.060
    Qty in Cart: 0
    Quantity:
    Price:
    $365.01
    Subtotal:
  • SBC Flat Top Piston Set 4.040 Bore -7cc KBPKB156.040

    SBC Flat Top Piston Set 4.040 Bore -7cc KB156.040

    KB PERFORMANCE

    $365.01
    SBC Flat Top Piston Set 4.040 Bore -7cc (KB156.040) High-performance piston set designed for small block Chevy engines KB Series hypereutectic construction for enhanced durability Precision 4.040-inch bore for optimal engine performance Features 5/64 x...
    KBPKB156.040
    SKU:
    KBPKB156.040
    Availability:
    Ships Same Business Day
    Weight:
    13.84 LBS
    MFG Part #:
    KB156.040
    $365.01
    Qty in Cart: 0
    Quantity:
    Price:
    $365.01
    Subtotal:
  • SBC Flat Top Piston Set 4.030 Bore -7cc KBPKB156.030

    SBC Flat Top Piston Set 4.030 Bore -7cc KB156.030

    KB PERFORMANCE

    $365.01
    SBC Flat Top Piston Set 4.030 Bore -7cc KB156.030 High-performance piston set designed for Small Block Chevy engines KB Series for enhanced durability and performance Constructed from hypereutectic aluminum for superior strength Precision 4.030-inch...
    KBPKB156.030
    SKU:
    KBPKB156.030
    Availability:
    Ships Same Business Day
    Weight:
    13.79 LBS
    MFG Part #:
    KB156.030
    $365.01
    Qty in Cart: 0
    Quantity:
    Price:
    $365.01
    Subtotal:
  • SBC Dished Piston Set 4.155 Bore -18cc KBPKB147.030

    SBC Dished Piston Set 4.155 Bore -18cc KB147.030

    KB PERFORMANCE

    $394.30
    SBC Dished Piston Set 4.155 Bore -18ccPistonKB SeriesHypereutectic4.155 in Bore5/64 x 5/64 x 3/16 in Ring GroovesMinus 18.0 ccSmall Block ChevySet of 8
    KBPKB147.030
    SKU:
    KBPKB147.030
    Availability:
    Ships Same Business Day
    Weight:
    13.56 LBS
    MFG Part #:
    KB147.030
    $394.30
    Qty in Cart: 0
    Quantity:
    Price:
    $394.30
    Subtotal:
  • SBC Flat Top Piston Set 4.040 Bore -7cc KBPKB134.040

    SBC Flat Top Piston Set 4.040 Bore -7cc KB134.040

    KB PERFORMANCE

    $344.68
    SBC Flat Top Piston Set 4.040 Bore -7cc (KB134.040) Precision-engineered flat top pistons for optimal performance Part of the renowned KB Series, known for durability Constructed from hypereutectic materials for enhanced strength Designed for a 4...
    KBPKB134.040
    SKU:
    KBPKB134.040
    Availability:
    Ships Same Business Day
    Weight:
    11.85 LBS
    MFG Part #:
    KB134.040
    Qty in Cart: 0
    Quantity:
    Price:
    $344.68
    Subtotal:
  • SBC Flat Top Piston Set 4.030 Bore -7cc KBPKB134.030

    SBC Flat Top Piston Set 4.030 Bore -7cc KB134.030

    KB PERFORMANCE

    $344.68
    SBC Flat Top Piston Set 4.030 Bore -7cc KB134.030 High-performance piston set designed for Small Block Chevy engines KB Series for enhanced durability and efficiency Made from hypereutectic aluminum for superior strength Precision 4.030-inch bore for...
    KBPKB134.030
    SKU:
    KBPKB134.030
    Availability:
    Ships Same Business Day
    Weight:
    11.81 LBS
    MFG Part #:
    KB134.030
    $344.68
    Qty in Cart: 0
    Quantity:
    Price:
    $344.68
    Subtotal:
  • SBC Flat Top Piston Set 4.040 Bore -7cc KBPKB122.040

    SBC Flat Top Piston Set 4.040 Bore -7cc KB122.040

    KB PERFORMANCE

    $343.39
    SBC Flat Top Piston Set 4.040 Bore -7ccPistonKB SeriesHypereutectic4.040 in Bore1/16 x 1/16 x 3/16 in Ring GroovesMinus 7.0 ccSmall Block ChevySet of 8
    KBPKB122.040
    SKU:
    KBPKB122.040
    Availability:
    Ships Same Business Day
    Weight:
    11.37 LBS
    MFG Part #:
    KB122.040
    Qty in Cart: 0
    Quantity:
    Price:
    $343.39
    Subtotal:
  • Total: items /

Adding your products to cart

Big Power, Nice Sound!

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.

Tyler D. - 06/12

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!

Sarah L. - 08/24

Fast Shipping!!

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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