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Camshafts and Valvetrain

Camshafts and Valvetrain

Camshafts and Valvetrain

Circle Track Race Car Camshafts & Valvetrain at JJ Motorsports

Enhance airflow and combustion in your circle track race car's engine with premium camshafts and valvetrain components from JJ Motorsports, designed for superior horsepower, RPM range, and durability in high-stress racing conditions. These optimized parts, including hydraulic cams, guide plates, and rocker arms, integrate seamlessly with powertrain upgrades for dirt track, oval, and stock car setups, helping you achieve better torque and edge out the competition on the track.

Shop top brands like Allstar Performance and Isky Racing Cams for race-proven reliability. Whether you're building a Small Block Chevy or LS3 engine, these components pair perfectly with our circle track engines and components or explore air and fuel systems to complete your powertrain and dominate the track with total confidence across all race conditions, from short ovals to high-bank superspeedways.

Top Circle Track Camshafts & Valvetrain

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
  • SBC S/M 1.600in Exhaust Valves MAN10749-8

    Manley SBC S/M 1.600in Exhaust Valves 10749-8

    MANLEY

    $138.97
    Stock exhaust valves struggle under sustained heat and pressure, leading to premature wear and inconsistent combustion efficiency. Manley's Street Master exhaust valves are engineered from premium stainless steel to handle the thermal demands of small...
    MAN10749-8
    SKU:
    MAN10749-8
    Availability:
    Ships Same Business Day
    Weight:
    2.10 LBS
    MFG Part #:
    10749-8
    $138.97
    Qty in Cart: 0
    Quantity:
    Price:
    $138.97
    Subtotal:
  • SBC S/F 1.500in Exhaust Valves MAN10721-8

    Manley SBC S/F 1.500in Exhaust Valves 10721-8

    MANLEY

    $138.97
    Exhaust valve quality directly impacts cylinder sealing, heat dissipation, and engine longevity—especially in high-performance Small Block Chevy applications where reliability cannot be compromised. Manley's Street Flo exhaust valves deliver the...
    MAN10721-8
    SKU:
    MAN10721-8
    Availability:
    Ships Same Business Day
    Weight:
    1.96 LBS
    MFG Part #:
    10721-8
    $138.97
    Qty in Cart: 0
    Quantity:
    Price:
    $138.97
    Subtotal:
  • SBC B/R 2.020in Intake Valves MAN10650-8

    Manley SBC B/R 2.020in Intake Valves 10650-8

    MANLEY

    $74.38
    For small-block Chevy builders who demand reliability without breaking the budget, Manley's SBC B/R intake valves deliver consistent performance across a full rebuild or refresh. These stainless steel valves are engineered to handle sustained RPM loads...
    MAN10650-8
    SKU:
    MAN10650-8
    Availability:
    Ships Same Business Day
    Weight:
    2.53 LBS
    MFG Part #:
    10650-8
    $74.38
    Qty in Cart: 0
    Quantity:
    Price:
    $74.38
    Subtotal:
  • SBC B/R 1.600in Exhaust Valves MAN10649-8

    Manley SBC B/R 1.600in Exhaust Valves 10649-8

    MANLEY

    $74.38
    Upgrading to quality stainless steel exhaust valves is essential for maintaining reliable combustion sealing and heat dissipation in high-mileage or modified Small Block Chevy engines. Manley's Budget Series valves deliver the precision engineering and...
    MAN10649-8
    SKU:
    MAN10649-8
    Availability:
    Ships Same Business Day
    Weight:
    2.25 LBS
    MFG Part #:
    10649-8
    $74.38
    Qty in Cart: 0
    Quantity:
    Price:
    $74.38
    Subtotal:
  • SBC B/P 1.500in Exhaust Valves MAN10577-8

    Manley SBC B/P 1.500in Exhaust Valves 10577-8

    MANLEY

    $95.12
    Stock exhaust valves often become a limiting factor in high-revving Small Block Chevy builds, leading to poor flow and inconsistent sealing under sustained boost or nitrous. These Manley stainless steel exhaust valves deliver the durability and precision...
    MAN10577-8
    SKU:
    MAN10577-8
    Availability:
    Ships Same Business Day
    Weight:
    2.10 LBS
    MFG Part #:
    10577-8
    $95.12
    Qty in Cart: 0
    Quantity:
    Price:
    $95.12
    Subtotal:
  • SBC B/P 1.940in Intake Valves MAN10576-8

    Manley SBC B/P 1.940in Intake Valves 10576-8

    MANLEY

    $95.12
    If you're building or refreshing a Small Block Chevy or Ford engine, your intake valves are critical to cylinder head efficiency and overall engine performance. Manley's Budget Series intake valves deliver proven reliability and precise engineering at a...
    MAN10576-8
    SKU:
    MAN10576-8
    Availability:
    Ships Same Business Day
    Weight:
    2.25 LBS
    MFG Part #:
    10576-8
    $95.12
    Qty in Cart: 0
    Quantity:
    Price:
    $95.12
    Subtotal:
  • SBC B/P 2.055in Intake Valves MAN10554-8

    Manley SBC B/P 2.055in Intake Valves 10554-8

    MANLEY

    $95.12
    If you're building or refreshing a Small Block Chevy engine, quality intake valves are non-negotiable—they directly impact airflow efficiency, combustion reliability, and longevity under load. Manley's Budget Series intake valves deliver OEM-grade...
    MAN10554-8
    SKU:
    MAN10554-8
    Availability:
    Ships Same Business Day
    Weight:
    2.40 LBS
    MFG Part #:
    10554-8
    $95.12
    Qty in Cart: 0
    Quantity:
    Price:
    $95.12
    Subtotal:
  • SBC B/P 2.020in Intake Valves MAN10552-8

    Manley SBC B/P 2.020in Intake Valves 10552-8

    MANLEY

    $95.12
    If you're rebuilding or upgrading your Small Block Chevy engine, quality intake valves are non-negotiable—they directly impact combustion efficiency, valve sealing, and engine longevity. Manley's Budget Series intake valves deliver proven reliability and...
    MAN10552-8
    SKU:
    MAN10552-8
    Availability:
    Ships Same Business Day
    Weight:
    2.39 LBS
    MFG Part #:
    10552-8
    $95.12
    Qty in Cart: 0
    Quantity:
    Price:
    $95.12
    Subtotal:
  • SBC B/P 1.600in Exhaust Valves MAN10551-8

    Manley SBC B/P 1.600in Exhaust Valves 10551-8

    MANLEY

    $95.12
    If you're building or rebuilding a Small Block Chevy engine, valve quality directly impacts combustion efficiency, durability, and overall performance. These Manley stainless steel exhaust valves are engineered for reliability in high-heat environments,...
    MAN10551-8
    SKU:
    MAN10551-8
    Availability:
    Ships Same Business Day
    Weight:
    2.16 LBS
    MFG Part #:
    10551-8
    $95.12
    Qty in Cart: 0
    Quantity:
    Price:
    $95.12
    Subtotal:
  • SBC B/P 2.020in Intake Valves MAN10550-8

    Manley SBC B/P 2.020in Intake Valves 10550-8

    MANLEY

    $95.12
    If you're building or refreshing a Small Block Chevy or Ford engine, valve quality directly impacts combustion efficiency and reliability under sustained RPM. These Manley intake valves deliver the durability and precision you need for both street and...
    MAN10550-8
    SKU:
    MAN10550-8
    Availability:
    Ships Same Business Day
    Weight:
    2.35 LBS
    MFG Part #:
    10550-8
    $95.12
    Qty in Cart: 0
    Quantity:
    Price:
    $95.12
    Subtotal:
  • SBC B/P 1.600in Exhaust Valves MAN10549-8

    Manley SBC B/P 1.600in Exhaust Valves 10549-8

    MANLEY

    $95.12
    Stock exhaust valves are often the first component to suffer from heat stress and carbon buildup, restricting flow and reducing power output. The Manley SBC B/P 1.600in Exhaust Valves deliver reliable, precision-engineered performance in a...
    MAN10549-8
    SKU:
    MAN10549-8
    Availability:
    Ships Same Business Day
    Weight:
    2.13 LBS
    MFG Part #:
    10549-8
    $95.12
    Qty in Cart: 0
    Quantity:
    Price:
    $95.12
    Subtotal:
  • SBC B/R 1.940in Intake Valves MAN10476-8

    Manley SBC B/R 1.940in Intake Valves 10476-8

    MANLEY

    $74.38
    If you're building or refreshing a Small Block Chevy engine, quality intake valves are non-negotiable—they directly impact combustion efficiency and engine longevity. These Manley SBC intake valves deliver the durability and precision you need at a price...
    MAN10476-8
    SKU:
    MAN10476-8
    Availability:
    Ships Same Business Day
    Weight:
    2.40 LBS
    MFG Part #:
    10476-8
    $74.38
    Qty in Cart: 0
    Quantity:
    Price:
    $74.38
    Subtotal:
  • SBC B/R 1.500in Exhaust Valves MAN10077-8

    Manley SBC B/R 1.500in Exhaust Valves 10077-8

    MANLEY

    $74.38
    If you're rebuilding or upgrading your Small Block Chevy engine, exhaust valve quality directly impacts scavenging efficiency, cylinder sealing, and overall power output. Manley's Budget Series exhaust valves deliver proven durability and reliable...
    MAN10077-8
    SKU:
    MAN10077-8
    Availability:
    Ships Same Business Day
    Weight:
    2.10 LBS
    MFG Part #:
    10077-8
    $74.38
    Qty in Cart: 0
    Quantity:
    Price:
    $74.38
    Subtotal:
  • SBM Billet Double Roller Timing Set JPP5985-LB5

    SBM Billet Double Roller Timing Set 5985-LB05

    JP PERFORMANCE

    $132.47
    Worn or sloppy timing chains compromise ignition accuracy and robbing your Small Block Mopar of power and reliability. The SBM Billet Double Roller Timing Set eliminates chain slack with precision-engineered components that maintain consistent valve...
    JPP5985-LB5
    SKU:
    JPP5985-LB5
    Availability:
    Ships Same Business Day
    Weight:
    3.78 LBS
    MFG Part #:
    5985-LB05
    Qty in Cart: 0
    Quantity:
    Price:
    $132.47
    Subtotal:
  • SBM Billet Double Roller Timing Set JPP5985

    SBM Billet Double Roller Timing Set 5985

    JP PERFORMANCE

    $113.74
    A worn or sloppy timing chain is a silent killer of engine performance and reliability. The SBM Billet Double Roller Timing Set 5985 replaces vague OEM timing geometry with precision-engineered billet steel construction, giving you repeatability and...
    JPP5985
    SKU:
    JPP5985
    Availability:
    Ships Same Business Day
    Weight:
    3.78 LBS
    MFG Part #:
    5985
    $113.74
    Qty in Cart: 0
    Quantity:
    Price:
    $113.74
    Subtotal:
  • SBF Billet Double Roller Timing Set JPP5982

    SBF Billet Double Roller Timing Set 5982

    JP PERFORMANCE

    $113.02
    Precision timing is non-negotiable when building or rebuilding a Small Block Ford engine—even a few degrees of variance will cost you horsepower and reliability. The SBF Billet Double Roller Timing Set 5982 delivers the accuracy and durability you need...
    JPP5982
    SKU:
    JPP5982
    Availability:
    Ships Same Business Day
    Weight:
    2.89 LBS
    MFG Part #:
    5982
    $113.02
    Qty in Cart: 0
    Quantity:
    Price:
    $113.02
    Subtotal:
  • SBC Billet Double Roller Timing Set JPP5981T-LB5

    SBC Billet Double Roller Timing Set 5981T-LB05

    JP PERFORMANCE

    $145.85
    A worn or sloppy timing chain robs your Small Block Chevy of efficiency and reliability—especially under boost or high RPM demands. This billet double roller timing set eliminates deflection and slop, ensuring precise valve timing that translates to...
    JPP5981T-LB5
    SKU:
    JPP5981T-LB5
    Availability:
    Ships Same Business Day
    Weight:
    2.90 LBS
    MFG Part #:
    5981T-LB05
    $145.85
    Qty in Cart: 0
    Quantity:
    Price:
    $145.85
    Subtotal:
  • SBC Billet Double Roller Timing Set JPP5981T-LB10

    SBC Billet Double Roller Timing Set 5981T-LB10

    JP PERFORMANCE

    $145.85
    A worn or sloppy timing chain setup costs you reliability and precision—especially in a built engine where every degree of crankshaft rotation matters. This SBC billet double roller timing set eliminates slop and backlash while the keyway-adjustable...
    JPP5981T-LB10
    SKU:
    JPP5981T-LB10
    Availability:
    Ships Same Business Day
    Weight:
    2.89 LBS
    MFG Part #:
    5981T-LB10
    $145.85
    Qty in Cart: 0
    Quantity:
    Price:
    $145.85
    Subtotal:
  • SBC Billet Double Roller Timing Set JPP5981T

    SBC Billet Double Roller Timing Set 5981T

    JP PERFORMANCE

    $127.13
    A timing chain set is fundamental to engine reliability—it synchronizes your crankshaft and camshaft rotation, and a worn or inferior chain can lead to catastrophic valve timing issues. This SBC billet double roller timing set eliminates the slack and...
    JPP5981T
    SKU:
    JPP5981T
    Availability:
    Ships Same Business Day
    Weight:
    2.89 LBS
    MFG Part #:
    5981T
    Qty in Cart: 0
    Quantity:
    Price:
    $127.13
    Subtotal:
  • SBC Billet Double Roller Timing Set JPP5981

    SBC Billet Double Roller Timing Set 5981

    JP PERFORMANCE

    $113.02
    A worn or inefficient timing chain robs your SBC of precision ignition timing and power delivery. This billet double roller timing set eliminates slop and chain stretch, giving you the reliability and adjustability serious racers demand. Whether you're...
    JPP5981
    SKU:
    JPP5981
    Availability:
    Ships Same Business Day
    Weight:
    2.90 LBS
    MFG Part #:
    5981
    $113.02
    Qty in Cart: 0
    Quantity:
    Price:
    $113.02
    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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