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Engines and Components

Engines and Components

Engines and Components

Circle Track Engine Parts: Camshafts, Blocks & Accessories for Late Models at JJ Motorsports

Power up your circle track engine with premium components from JJ Motorsports. Our selection includes serpentine drive kits, pulley systems, valve covers, engine blocks, camshafts, and more for maximum horsepower, durability, and performance in late models, modifieds, street stocks, and IMCA dirt racing. Compatible with Small Block Chevy (SBC), LS-series, and other racing engines, these high-quality parts ensure reliable operation under intense track conditions.

Shop trusted brands like Jones Racing, Allstar Performance, Chevrolet Performance, and Howards Racing Components. Explore related categories such as circle track drivetrain for transmission upgrades or circle track chassis components for frame enhancements.

Top Circle Track Engine Products

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
  • Solid Roller Lifters - SBC Vertical Style HRC91132

    Solid Roller Lifters - SBC Vertical Style 91132

    HOWARDS RACING COMPONENTS

    $781.99
    Solid Roller Lifters - SBC Vertical StyleLifterPro Lite Direct LubeMechanical Roller0.842 in OD0.300 in TallerLink BarHIPPOSmall Block ChevySet of 8
    HRC91132
    SKU:
    HRC91132
    Availability:
    Ships Same Business Day
    Weight:
    3.92 LBS
    MFG Part #:
    91132
    $781.99
    Qty in Cart: 0
    Quantity:
    Price:
    $781.99
    Subtotal:
  • Solid Lifters - Chevy V8 Direct Lube HRC91118

    Solid Lifters - Chevy V8 Direct Lube 91118

    HOWARDS RACING COMPONENTS

    $281.99
    Solid Lifters - Chevy V8 Direct LubeLifterMechanical Flat TappetDirect Lube0.842 in ODOiled FaceChevy V8Set of 16
    HRC91118
    SKU:
    HRC91118
    Availability:
    Ships Same Business Day
    Weight:
    3.14 LBS
    MFG Part #:
    91118
    $281.99
    Qty in Cart: 0
    Quantity:
    Price:
    $281.99
    Subtotal:
  • Solid Roller Lifters - SBC Vertical Style HRC91117

    Solid Roller Lifters - SBC Vertical Style 91117

    HOWARDS RACING COMPONENTS

    $478.99
    Solid Roller Lifters - SBC Vertical StyleLifterMechanical Roller0.842 in ODLink BarChevy V8Set of 8
    HRC91117
    SKU:
    HRC91117
    Availability:
    Ships Same Business Day
    Weight:
    4.39 LBS
    MFG Part #:
    91117
    $478.99
    Qty in Cart: 0
    Quantity:
    Price:
    $478.99
    Subtotal:
  • Hydraulic Lifters - Chevy V8 Direct Lube HRC91116

    Hydraulic Lifters - Chevy V8 Direct Lube 91116

    HOWARDS RACING COMPONENTS

    $262.99
    Hydraulic Lifters - Chevy V8 Direct LubeLifterHydraulic Flat Tappet0.842 in ODOiled FaceChevy V8Set of 16
    HRC91116
    SKU:
    HRC91116
    Availability:
    Ships Same Business Day
    Weight:
    3.49 LBS
    MFG Part #:
    91116
    $262.99
    Qty in Cart: 0
    Quantity:
    Price:
    $262.99
    Subtotal:
  • Solid Lifters - Chevy V8  HRC91115

    Solid Lifters - Chevy V8 91115

    HOWARDS RACING COMPONENTS

    $240.99
    Solid Lifters - Chevy V8 LifterMechanical Flat TappetPerformance0.842 in ODChevy V8Set of 16
    HRC91115
    SKU:
    HRC91115
    Availability:
    Ships Same Business Day
    Weight:
    3.17 LBS
    MFG Part #:
    91115
    $240.99
    Qty in Cart: 0
    Quantity:
    Price:
    $240.99
    Subtotal:
  • Hydraulic Lifters - Chevy V8 HRC91111

    Hydraulic Lifters - Chevy V8 91111

    HOWARDS RACING COMPONENTS

    $160.99
    Hydraulic Lifters - Chevy V8LifterHydraulic Flat Tappet0.842 in ODPerformanceGM / Holden V8Set of 16
    HRC91111
    SKU:
    HRC91111
    Availability:
    Ships Same Business Day
    Weight:
    3.52 LBS
    MFG Part #:
    91111
    $160.99
    Qty in Cart: 0
    Quantity:
    Price:
    $160.99
    Subtotal:
  • Hydraulic Cam - SBC Max Oval HRC112691-06

    Hydraulic Cam - SBC Max Oval 112691-06

    HOWARDS RACING COMPONENTS

    $263.99
    Hydraulic Cam - SBC Max OvalCamshaftOval Track Lift RuleHydraulic Flat TappetLift 0.450 / 0.450 inDuration 284 / 284106 LSA2500 / 6600 RPMSmall Block ChevyEach
    HRC112691-06
    SKU:
    HRC112691-06
    Availability:
    Ships Same Business Day
    Weight:
    8.86 LBS
    MFG Part #:
    112691-06
    $263.99
    Qty in Cart: 0
    Quantity:
    Price:
    $263.99
    Subtotal:
  • Hydraulic Cam - SBC Max Oval HRC112681-12

    Hydraulic Cam - SBC Max Oval 112681-12

    HOWARDS RACING COMPONENTS

    $226.99
    Hydraulic Cam - SBC Max OvalCamshaftHydraulic Flat TappetLift 0.488 / 0.488 inDuration 289 / 291112 LSA2800 / 6800 RPMSmall Block ChevyEach
    HRC112681-12
    SKU:
    HRC112681-12
    Availability:
    Ships Same Business Day
    Weight:
    8.86 LBS
    MFG Part #:
    112681-12
    $226.99
    Qty in Cart: 0
    Quantity:
    Price:
    $226.99
    Subtotal:
  • Solid Cam - SBC Max Oval  HRC112662-06

    Solid Cam - SBC Max Oval 112662-06

    HOWARDS RACING COMPONENTS

    $276.99
    Solid Cam - SBC Max Oval CamshaftMechanical Flat TappetLift 0.545 / 0.555 inDuration 287 / 299106 LSA3000 / 7000 RPMSmall Block ChevyEach
    HRC112662-06
    SKU:
    HRC112662-06
    Availability:
    Ships Same Business Day
    Weight:
    8.45 LBS
    MFG Part #:
    112662-06
    $276.99
    Qty in Cart: 0
    Quantity:
    Price:
    $276.99
    Subtotal:
  • Solid Cam - SBC Max Oval  HRC111752-06

    Solid Cam - SBC Max Oval 111752-06

    HOWARDS RACING COMPONENTS

    $276.99
    Solid Cam - SBC Max Oval CamshaftMechanical Flat TappetLift 0.530 / 0.525 inDuration 287 / 299106 LSA3000 / 6800 RPMSmall Block ChevyEach
    HRC111752-06
    SKU:
    HRC111752-06
    Availability:
    Ships Same Business Day
    Weight:
    8.63 LBS
    MFG Part #:
    111752-06
    $276.99
    Qty in Cart: 0
    Quantity:
    Price:
    $276.99
    Subtotal:
  • Hydraulic Cam - SBC Max Oval HRC111241-12

    Hydraulic Cam - SBC Max Oval 111241-12

    HOWARDS RACING COMPONENTS

    $263.99
    Hydraulic Cam - SBC Max OvalCamshaftOval Track Lift RuleHydraulic Flat TappetLift 0.450 / 0.450 inDuration 276 / 284112 LSA2400 / 6400 RPMSmall Block ChevyEach
    HRC111241-12
    SKU:
    HRC111241-12
    Availability:
    Ships Same Business Day
    Weight:
    8.84 LBS
    MFG Part #:
    111241-12
    $263.99
    Qty in Cart: 0
    Quantity:
    Price:
    $263.99
    Subtotal:
  • Solid Roller Cam - SBC Max Oval HRC111163-06

    Solid Roller Cam - SBC Max Oval 111163-06

    HOWARDS RACING COMPONENTS

    $543.99
    Solid Roller Cam - SBC Max OvalCamshaftSteel BilletMechanical RollerLift 0.600 / 0.620 inDuration 287 / 293106 LSA3800 / 7800 RPMSmall Block ChevyEach
    HRC111163-06
    SKU:
    HRC111163-06
    Availability:
    Ships Same Business Day
    Weight:
    8.87 LBS
    MFG Part #:
    111163-06
    $543.99
    Qty in Cart: 0
    Quantity:
    Price:
    $543.99
    Subtotal:
  • Solid Roller Cam - SBC Max Oval HRC111133-06

    Solid Roller Cam - SBC Max Oval 111133-06

    HOWARDS RACING COMPONENTS

    $543.99
    Solid Roller Cam - SBC Max OvalCamshaftSteel BilletMechanical RollerLift 0.600 / 0.600 inDuration 289 / 299106 LSA4000 / 7800 RPMSmall Block ChevyEach
    HRC111133-06
    SKU:
    HRC111133-06
    Availability:
    Ships Same Business Day
    Weight:
    8.86 LBS
    MFG Part #:
    111133-06
    $543.99
    Qty in Cart: 0
    Quantity:
    Price:
    $543.99
    Subtotal:
  • Solid Cam - SBC Max Oval w/Small Base Circle HRC110922-06S

    Solid Cam - SBC Max Oval w/Small Base Circle 110922-06S

    HOWARDS RACING COMPONENTS

    $287.99
    Solid Cam - SBC Max Oval w/Small Base CircleCamshaftMechanical Flat TappetLift 0.540 / 0.560 inDuration 280 / 287106 LSA3000 / 7200 RPMSmall Block ChevyEach
    HRC110922-06S
    SKU:
    HRC110922-06S
    Availability:
    Ships Same Business Day
    Weight:
    8.27 LBS
    MFG Part #:
    110922-06S
    $287.99
    Qty in Cart: 0
    Quantity:
    Price:
    $287.99
    Subtotal:
  • Solid Cam - SBC Max Oval  HRC110822-06

    Solid Cam - SBC Max Oval 110822-06

    HOWARDS RACING COMPONENTS

    $276.99
    Solid Cam - SBC Max Oval CamshaftMechanical Flat TappetLift 0.540 / 0.560 inDuration 280 / 287106 LSA3000 / 7200 RPMSmall Block ChevyEach
    HRC110822-06
    SKU:
    HRC110822-06
    Availability:
    Ships Same Business Day
    Weight:
    8.73 LBS
    MFG Part #:
    110822-06
    $276.99
    Qty in Cart: 0
    Quantity:
    Price:
    $276.99
    Subtotal:
  • Solid Cam - SBC Max Oval  HRC110812-06

    Solid Cam - SBC Max Oval 110812-06

    HOWARDS RACING COMPONENTS

    $276.99
    Solid Cam - SBC Max Oval CamshaftMechanical Flat TappetLift 0.535 / 0.540 inDuration 276 / 280106 LSA2500 / 6500 RPMSmall Block ChevyEach
    HRC110812-06
    SKU:
    HRC110812-06
    Availability:
    Ships Same Business Day
    Weight:
    8.76 LBS
    MFG Part #:
    110812-06
    $276.99
    Qty in Cart: 0
    Quantity:
    Price:
    $276.99
    Subtotal:
  • Piston Ring Set 4.165 1/16 1/16 3/16 HASCM5534040

    Hastings Piston Ring Set 4.165 1/16 1/16 3/16 CM5534040

    HASTINGS

    $114.99
    Piston Ring Set 4.165 1/16 1/16 3/16Piston RingsClaimer4.165 in Bore1/16 x 1/16 x 3/16 in ThickStandard TensionPlasma Moly8 CylinderKit
    HASCM5534040
    SKU:
    HASCM5534040
    Availability:
    Ships Same Business Day
    Weight:
    1.20 LBS
    MFG Part #:
    CM5534040
    $114.99
    Qty in Cart: 0
    Quantity:
    Price:
    $114.99
    Subtotal:
  • Piston Ring Set 4.155 1/16 1/16 3/16 HASCM5534030

    Hastings Piston Ring Set 4.155 1/16 1/16 3/16 CM5534030

    HASTINGS

    $114.99
    Piston Ring Set 4.155 1/16 1/16 3/16Piston RingsClaimer4.155 in Bore1/16 x 1/16 x 3/16 in ThickStandard TensionPlasma Moly8 CylinderKit
    HASCM5534030
    SKU:
    HASCM5534030
    Availability:
    Ships Same Business Day
    Weight:
    1.09 LBS
    MFG Part #:
    CM5534030
    $114.99
    Qty in Cart: 0
    Quantity:
    Price:
    $114.99
    Subtotal:
  • Piston Ring Set 4.060 1/16 1/16 3/16 HASCM5532060

    Hastings Piston Ring Set 4.060 1/16 1/16 3/16 CM5532060

    HASTINGS

    $113.99
    Piston Ring Set 4.060 1/16 1/16 3/16Piston RingsClaimer4.060 in Bore1/16 x 1/16 x 3/16 in ThickStandard TensionPlasma Moly8 CylinderKit
    HASCM5532060
    SKU:
    HASCM5532060
    Availability:
    Ships Same Business Day
    Weight:
    1.12 LBS
    MFG Part #:
    CM5532060
    $113.99
    Qty in Cart: 0
    Quantity:
    Price:
    $113.99
    Subtotal:
  • Piston Ring Set 4.040 1/16 1/16 3/16 HASCM5532040

    Hastings Piston Ring Set 4.040 1/16 1/16 3/16 CM5532040

    HASTINGS

    $114.99
    Piston Ring Set 4.040 1/16 1/16 3/16Piston RingsClaimer4.040 in Bore1/16 x 1/16 x 3/16 in ThickStandard TensionPlasma Moly8 CylinderKit
    HASCM5532040
    SKU:
    HASCM5532040
    Availability:
    Ships Same Business Day
    Weight:
    1.11 LBS
    MFG Part #:
    CM5532040
    $114.99
    Qty in Cart: 0
    Quantity:
    Price:
    $114.99
    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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