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Rocker Arms and Components

Rocker Arms and Components

Rocker Arms and Components

Circle Track Race Car Rocker Arms & Components at JJ Motorsports

Optimize your circle track race car's valvetrain with premium rocker arms and components from JJ Motorsports, featuring shaft-mount, roller-tip, and adjustable designs for precise valve control, reduced friction, and maximum RPM in high-stress racing conditions. These high-quality parts from leading brands ensure reliable lift, durability, and performance for SBC, LS, and other engines in dirt track, oval, and stock car setups, helping you achieve better power and edge out the competition on the track.

Shop top brands like Yella Terra and T&D Machine for race-proven reliability. Whether you're building a high-rev Small Block Chevy or tuning for late models, these rocker arms pair perfectly with our pushrods and components or explore camshafts and valvetrain to complete your build and dominate the track with total confidence across all race conditions, from short ovals to high-bank superspeedways.

Top Circle Track Race Car Rocker Arms & Components

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
  • twin shaft mount rocker arm set gm ls3/l98/lsa yt 6653

    Twin Shaft Mount Rocker Arm Set GM LS3/L98/LSA YT 6653

    YELLA TERRA

    $835.99
    When you're running serious power through an LS3, L98, or LSA engine, your factory rocker arms become the weak link in the valvetrain. This Twin Shaft Mount Rocker Arm Set replaces that bottleneck with precision-engineered components designed to handle...
    YTRYT6653
    SKU:
    YTRYT6653
    Availability:
    Ships Same Business Day
    Weight:
    8.90 LBS
    $835.99
    Qty in Cart: 0
    Quantity:
    Price:
    $835.99
    Subtotal:
  • adjuster- 5/16 dia. cup 7/16-20 thread 3100

    Adjuster- 5/16 dia. Cup 7/16-20 Thread 3100

    T AND D MACHINE

    $16.99
    Precision rocker arm adjustment is critical to maintaining optimal valve clearance and preventing catastrophic engine damage during high-performance operation. This 5/16" cup adjuster delivers the exact thread specification your engine demands, ensuring...
    TDM03100
    SKU:
    TDM03100
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    $16.99
    Qty in Cart: 0
    Quantity:
    Price:
    $16.99
    Subtotal:
  • rocker stand - sbc w/ 40/60 valve spacing 30

    Rocker Stand - SBC w/ 40/60 Valve Spacing 30

    T AND D MACHINE

    $307.99
    If you're running a small-block Chevy with T&D rocker arms, this stand is essential for proper valve train geometry and reliability. Correct rocker arm spacing directly impacts valvetrain stability, reduces harmonics, and ensures consistent valve timing...
    TDM00030
    SKU:
    TDM00030
    Availability:
    Ships Same Business Day
    Weight:
    3.50 LBS
    $307.99
    Qty in Cart: 0
    Quantity:
    Price:
    $307.99
    Subtotal:
  • sbc roller rocker arm set 1.5 ratio 3/8 stud sd1001

    SBC Roller Rocker Arm Set 1.5 Ratio 3/8 Stud SD1001

    SHARP ROCKERS

    $402.99
    A quality roller rocker arm set is fundamental to unlocking your small block Chevy's valve train potential. The SD1001 delivers consistent valve actuation with reduced friction and wear, directly translating to improved horsepower, better fuel...
    SHPSD1001
    SKU:
    SHPSD1001
    Availability:
    Ships Same Business Day
    Weight:
    6.15 LBS
    $402.99
    Qty in Cart: 0
    Quantity:
    Price:
    $402.99
    Subtotal:
  • shaft rocker arm kit sbf 1.6/1.6 ratio kss-516060

    Shaft Rocker Arm Kit SBF 1.6/1.6 Ratio KSS-516060

    JESEL

    $1,535.00
    A quality rocker arm kit is fundamental to consistent valve train performance, especially when running higher RPMs or aggressive cam profiles. The KSS-516060 delivers full roller technology that reduces friction and wear, translating to improved throttle...
    JESKSS-516060
    SKU:
    JESKSS-516060
    Availability:
    Ships Same Business Day
    Weight:
    16.90 LBS
    $1,535.00
    Qty in Cart: 0
    Quantity:
    Price:
    $1,535.00
    Subtotal:
  • Shaft Rocker Arm Kit LS3 1.7/1.7 Ratio KSS-467070

    Shaft Rocker Arm Kit LS3 1.7/1.7 Ratio KSS-467070

    JESEL

    $1,690.00
    If you're building or rebuilding an LS3 engine and want reliable valve actuation without compromise, shaft rocker arms deliver consistent geometry and reduced deflection compared to stud-mount designs. This complete 16-piece kit gives you everything...
    JESKSS-467070
    SKU:
    JESKSS-467070
    Availability:
    Ships Same Business Day
    Weight:
    14.70 LBS
    $1,690.00
    Qty in Cart: 0
    Quantity:
    Price:
    $1,690.00
    Subtotal:
  • shaft rocker arm kit sbc 1.6/1.6 ratio kss-436060

    Shaft Rocker Arm Kit SBC 1.6/1.6 Ratio KSS-436060

    JESEL

    $1,590.00
    Maximize valve train efficiency and reliability with a shaft-mounted rocker arm kit engineered for serious small block Chevy builds. The 1.6:1 ratio delivers responsive lift characteristics ideal for mid-range and high-RPM performance, while full roller...
    JESKSS-436060
    SKU:
    JESKSS-436060
    Availability:
    Ships Same Business Day
    Weight:
    17.50 LBS
    $1,590.00
    Qty in Cart: 0
    Quantity:
    Price:
    $1,590.00
    Subtotal:
  • shaft rocker arm kit sbc 1.5/1.5 ratio kss-415050

    Shaft Rocker Arm Kit SBC 1.5/1.5 Ratio KSS-415050

    JESEL

    $1,590.00
    Maximize your small block Chevy's valve train efficiency with a purpose-built shaft rocker arm kit engineered for serious performance. Full roller design reduces friction and wear while maintaining precise valve actuation, giving you reliable power gains...
    JESKSS-415050
    SKU:
    JESKSS-415050
    Availability:
    Ships Same Business Day
    Weight:
    18.25 LBS
    $1,590.00
    Qty in Cart: 0
    Quantity:
    Price:
    $1,590.00
    Subtotal:
  • shaft rocker arm kit sbc 1.6/1.6 ratio kss-406060

    Shaft Rocker Arm Kit SBC 1.6/1.6 Ratio KSS-406060

    JESEL

    $1,590.00
    If you're running AFR Eliminator heads on a small block Chevy, valve train stability directly impacts your engine's ability to deliver consistent power across the RPM band. This shaft-mount rocker arm kit eliminates the compliance issues common to...
    JESKSS-406060
    SKU:
    JESKSS-406060
    Availability:
    Ships Same Business Day
    Weight:
    18.60 LBS
    $1,590.00
    Qty in Cart: 0
    Quantity:
    Price:
    $1,590.00
    Subtotal:
  • shaft rocker arm kit sbc 1.5/1.5 ratio kss-335050

    Shaft Rocker Arm Kit SBC 1.5/1.5 Ratio KSS-335050

    JESEL

    $1,535.00
    Shaft-mounted rocker arms deliver superior valvetrain stability and precision over stud-mount designs, especially critical for high-RPM applications where consistency matters. This complete 16-piece kit eliminates the need for sourcing individual...
    JESKSS-335050
    SKU:
    JESKSS-335050
    Availability:
    Ships Same Business Day
    Weight:
    17.00 LBS
    $1,535.00
    Qty in Cart: 0
    Quantity:
    Price:
    $1,535.00
    Subtotal:
  • shaft rocker arm kit ls1/ls6 1.7/1.7 ratio kss-317070t

    Shaft Rocker Arm Kit LS1/LS6 1.7/1.7 Ratio KSS-317070T

    JESEL

    $1,690.00
    Maximizing valve lift and duration is critical for serious LS builds, and shaft-mount rocker arms deliver superior geometry and reliability compared to stud-mounted alternatives. This 1.7:1 ratio kit unlocks additional valve travel on compatible cylinder...
    JESKSS-317070T
    SKU:
    JESKSS-317070T
    Availability:
    Ships Same Business Day
    Weight:
    14.25 LBS
    Qty in Cart: 0
    Quantity:
    Price:
    $1,690.00
    Subtotal:
  • aluminum rocker arm kit 1.50 ratio 19432298

    Chevrolet Performance Aluminum Rocker Arm Kit 1.50 Ratio 19432298

    CHEVROLET PERFORMANCE

    $574.56
    If you're building or refreshing a Small Block Chevy engine, rocker arms are the unsung heroes that directly transfer camshaft motion to your valvetrain—and cheap ones will cost you reliability and power. These Chevrolet Performance aluminum rocker arms...
    GMP19432298
    SKU:
    GMP19432298
    Availability:
    Ships Same Business Day
    Weight:
    7.10 LBS
    $574.56
    Qty in Cart: 0
    Quantity:
    Price:
    $574.56
    Subtotal:
  • sbc black ice rocker arm kit 1.6 ratio (8pk) ice410738

    Elgin SBC Black Ice Rocker Arm Kit 1.6 Ratio (8pk) ICE410738

    ELGIN

    $114.99
    Maximizing valve lift and duration on a Small Block Chevy engine demands rocker arms engineered for precision and reliability. The Elgin SBC Black Ice kit delivers a 1.6 ratio that increases valve opening for improved flow characteristics, translating to...
    ELGICE410738
    SKU:
    ELGICE410738
    Availability:
    Ships Same Business Day
    Weight:
    2.20 LBS
    $114.99
    Qty in Cart: 0
    Quantity:
    Price:
    $114.99
    Subtotal:
  • bsr shaft rocker system max-lift gm ls7 1983-16

    Comp Cams BSR Shaft Rocker System Max-Lift GM LS7 1983-16

    COMP CAMS

    $883.95
    If you're pushing your LS7 to the limit, your valvetrain needs to keep pace—and factory rockers won't cut it. The Comp Cams BSR Shaft Rocker System delivers the lift reliability and consistent geometry that separates consistent power from broken dreams...
    COM1983-16
    SKU:
    COM1983-16
    Availability:
    Ships Same Business Day
    Weight:
    7.40 LBS
    $883.95
    Qty in Cart: 0
    Quantity:
    Price:
    $883.95
    Subtotal:
  • bsr shaft rocker system max-lift gm ls3/l92 1982-16

    Comp Cams BSR Shaft Rocker System Max-Lift GM LS3/L92 1982-16

    COMP CAMS

    $774.95
    The Comp Cams BSR Shaft Rocker System delivers reliable valve actuation for serious LS3/L92 builders who demand consistency and durability without compromise. Shaft-mounted rockers eliminate the wear patterns and deflection common to pedestal designs,...
    COM1982-16
    SKU:
    COM1982-16
    Availability:
    Ships Same Business Day
    Weight:
    7.40 LBS
    $774.95
    Qty in Cart: 0
    Quantity:
    Price:
    $774.95
    Subtotal:
  • gm ls ultra-pro mag roller rocker arms 1.8 1678-16

    Comp Cams GM LS Ultra-Pro Mag Roller Rocker Arms 1.8 1678-16

    COMP CAMS

    $541.95
    Maximizing valve lift and duration on your LS engine requires rocker arms that can handle sustained high RPM loads without deflection or wear. Comp Cams' Ultra-Pro Magnum rockers deliver the precision geometry and full-roller design that separates...
    COM1678-16
    SKU:
    COM1678-16
    Availability:
    Ships Same Business Day
    Weight:
    8.78 LBS
    $541.95
    Qty in Cart: 0
    Quantity:
    Price:
    $541.95
    Subtotal:
  • gm ls oe rocker arm set 1.8 w/trunnion upgrade 1480-16

    Comp Cams GM LS OE Rocker Arm Set 1.8 w/Trunnion Upgrade 1480-16

    COMP CAMS

    $639.95
    The rocker arm is the critical link between your camshaft and valve train, and OE components often leave performance on the table. This Comp Cams upgrade delivers a full roller design with a 1.8 ratio and reinforced trunnion support, giving you precise...
    COM1480-16
    SKU:
    COM1480-16
    Availability:
    Ships Same Business Day
    Weight:
    7.10 LBS
    $639.95
    Qty in Cart: 0
    Quantity:
    Price:
    $639.95
    Subtotal:
  • trunnion upgrade kit gm ls7/gen-v lt1 rocker arm 13704tl-kit

    Comp Cams Trunnion Upgrade Kit GM LS7/GEN-V LT1 Rocker Arm 13704TL-KIT

    COMP CAMS

    $213.95
    Factory rocker arm bearings wear under sustained high-RPM operation, leading to increased friction, valve train instability, and potential catastrophic failure. This Comp Cams trunnion upgrade kit replaces worn needle bearings with precision components,...
    COM13704TL-KIT
    SKU:
    COM13704TL-KIT
    Availability:
    Ships Same Business Day
    Weight:
    4.30 LBS
    $213.95
    Qty in Cart: 0
    Quantity:
    Price:
    $213.95
    Subtotal:
  • trunnion upgrade kit gm ls7/gen-v lt1 rocker arm 13704-kit

    Comp Cams Trunnion Upgrade Kit GM LS7/GEN-V LT1 Rocker Arm 13704-KIT

    COMP CAMS

    $217.95
    LS7 and Gen-V LT1 rocker arms experience accelerated wear under high-RPM and forced-induction applications—this Comp Cams trunnion upgrade kit replaces worn needle bearings and retaining hardware with billet steel components to restore precise valve...
    COM13704-KIT
    SKU:
    COM13704-KIT
    Availability:
    Ships Same Business Day
    Weight:
    3.90 LBS
    $217.95
    Qty in Cart: 0
    Quantity:
    Price:
    $217.95
    Subtotal:
  • Roller Rocker Arm Set SBF 1.6 Ratio 7/16 studs TRFTFS-51400520

    Roller Rocker Arm Set SBF 1.6 Ratio 7/16 studs TFS-51400520

    TRICK FLOW

    $465.99
    Roller rocker arms reduce friction losses across your valvetrain while delivering consistent, reliable valve actuation at high RPM. The full-roller design minimizes wear on your camshaft lobes and extends component life, making this an essential upgrade...
    TRFTFS-51400520
    SKU:
    TRFTFS-51400520
    Availability:
    Ships Same Business Day
    Weight:
    7.30 LBS
    $465.99
    Qty in Cart: 0
    Quantity:
    Price:
    $465.99
    Subtotal:
  • Total: items /

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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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