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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
  • Allstar Performance Replacement P-Bolt with Nut for Rear Main Seal Adapter ALL99135

    Allstar Performance Replacement P-Bolt with Nut for Rear Main Seal Adapter ALL99135

    ALLSTAR PERFORMANCE

    $35.99
    If you're running an Allstar Performance Rear Main Seal Adapter, you need a replacement P-Bolt and nut kit that matches the precision and durability of your engine setup. This steel fastener assembly with black oxide finish resists corrosion while...
    ALL99135
    SKU:
    ALL99135
    Availability:
    Ships Same Business Day
    Weight:
    0.09 LBS
    MFG Part #:
    ALL99135
    $35.99
    Qty in Cart: 0
    Quantity:
    Price:
    $35.99
    Subtotal:
  • Oil Filter Element  ALL92043

    Allstar Performance Oil Filter Element ALL92043

    ALLSTAR PERFORMANCE

    $19.99
    Clean oil is non-negotiable for engine longevity and peak performance. This genuine Allstar Performance paper element keeps contaminants out of your oil system, protecting critical bearing surfaces and extending drain intervals. If you're running an...
    ALL92043
    SKU:
    ALL92043
    Availability:
    Ships Same Business Day
    Weight:
    0.33 LBS
    MFG Part #:
    ALL92043
    $19.99
    Qty in Cart: 0
    Quantity:
    Price:
    $19.99
    Subtotal:
  • Inline Oil Filter -12AN  ALL92041

    Allstar Performance Inline Oil Filter -12AN ALL92041

    ALLSTAR PERFORMANCE

    $106.99
    An inline oil filter is essential for protecting your engine in high-performance and racing applications where factory filtration falls short. The Allstar Performance -12AN design integrates seamlessly into custom cooling and lubrication systems,...
    ALL92041
    SKU:
    ALL92041
    Availability:
    Ships Same Business Day
    Weight:
    1.30 LBS
    MFG Part #:
    ALL92041
    $106.99
    Qty in Cart: 0
    Quantity:
    Price:
    $106.99
    Subtotal:
  • Inline Oil Filter -16AN  ALL92040

    Allstar Performance Inline Oil Filter -16AN ALL92040

    ALLSTAR PERFORMANCE

    $106.99
    Protecting your engine's vital components starts with clean oil reaching every critical passage. This Allstar Performance inline oil filter delivers superior filtration in a compact, race-proven package that integrates seamlessly into modern...
    ALL92040
    SKU:
    ALL92040
    Availability:
    Ships Same Business Day
    Weight:
    1.33 LBS
    MFG Part #:
    ALL92040
    $106.99
    Qty in Cart: 0
    Quantity:
    Price:
    $106.99
    Subtotal:
  • Oil Filter Adapter SBC/GenIV BBC ALL92000

    Allstar Performance Oil Filter Adapter SBC/GenIV BBC ALL92000

    ALLSTAR PERFORMANCE

    $16.99
    A quality oil filter adapter is essential for maintaining proper oil circulation and pressure regulation in high-performance engines. The Allstar Performance adapter provides reliable bypass functionality, ensuring your engine receives filtered oil under...
    ALL92000
    SKU:
    ALL92000
    Availability:
    Ships Same Business Day
    Weight:
    0.27 LBS
    MFG Part #:
    ALL92000
    $16.99
    Qty in Cart: 0
    Quantity:
    Price:
    $16.99
    Subtotal:
  • LS Timing Cover Conversion Kit ALL90090

    Allstar Performance LS Timing Cover Conversion Kit ALL90090

    ALLSTAR PERFORMANCE

    $819.99
    The Allstar Performance LS Timing Cover Conversion Kit eliminates the complexity of adapting Small Block Ford distributor-based ignition systems to GM LS-series engines, giving you a reliable, bolt-on solution that maintains OEM fitment standards. By...
    ALL90090
    SKU:
    ALL90090
    Availability:
    Ships Same Business Day
    Weight:
    5.62 LBS
    MFG Part #:
    ALL90090
    $819.99
    Qty in Cart: 0
    Quantity:
    Price:
    $819.99
    Subtotal:
  • Oil Restrictors Dart / Chevy SHP 1 Pair .030 ALL90073

    Allstar Performance Oil Restrictors Dart / Chevy SHP 1 Pair .030 ALL90073

    ALLSTAR PERFORMANCE

    $35.99
    Oil restrictors are critical for protecting your engine's rod and main bearings during high-RPM operation—they meter oil flow to prevent excessive pressure spikes that can compromise bearing integrity. Whether you're running a Dart SHP or small-block...
    ALL90073
    SKU:
    ALL90073
    Availability:
    Ships Same Business Day
    Weight:
    0.60 LBS
    MFG Part #:
    ALL90073
    $35.99
    Qty in Cart: 0
    Quantity:
    Price:
    $35.99
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  • Oil Restrictors Dart/ Chevy SHP 1pr .090 Hole ALL90072

    Allstar Performance Oil Restrictors Dart/ Chevy SHP 1pr .090 Hole ALL90072

    ALLSTAR PERFORMANCE

    $33.49
    Proper oil restrictors are essential for protecting your small block engine during high-RPM operation and forced induction applications. By controlling oil flow to critical bearing surfaces, these restrictors prevent over-pressurization and ensure...
    ALL90072
    SKU:
    ALL90072
    Availability:
    Ships Same Business Day
    Weight:
    0.09 LBS
    MFG Part #:
    ALL90072
    $33.49
    Qty in Cart: 0
    Quantity:
    Price:
    $33.49
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  • Oil Restrictors Bowtie Block Chevy 1pr ALL90071

    Allstar Performance Oil Restrictors Bowtie Block Chevy 1pr ALL90071

    ALLSTAR PERFORMANCE

    $19.99
    Oil restrictors are critical to maintaining proper bearing pressure and oil flow distribution in high-performance engines, especially when running aggressive cam profiles or extended RPM ranges. Installing quality restrictors like these Allstar...
    ALL90071
    SKU:
    ALL90071
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    MFG Part #:
    ALL90071
    $19.99
    Qty in Cart: 0
    Quantity:
    Price:
    $19.99
    Subtotal:
  • Oil Restrictors Standard Block Chevy 1pr ALL90070

    Allstar Performance Oil Restrictors Standard Block Chevy 1pr ALL90070

    ALLSTAR PERFORMANCE

    $15.99
    Oil restrictors are essential for controlling oil flow to your engine's bearing surfaces and ensuring optimal lubrication under high-RPM racing conditions. A properly sized restrictor prevents oil starvation while maintaining the correct pressure...
    ALL90070
    SKU:
    ALL90070
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    MFG Part #:
    ALL90070
    $15.99
    Qty in Cart: 0
    Quantity:
    Price:
    $15.99
    Subtotal:
  • Lifter Valley Vents SBC 1/4in NPT 8pk ALL90065

    Allstar Performance Lifter Valley Vents SBC 1/4in NPT 8pk ALL90065

    ALLSTAR PERFORMANCE

    $44.99
    Lifter valley vents are essential for managing crankcase pressure and preventing oil seepage in high-performance small block Chevy engines. By allowing excess pressure to escape, these vents reduce the risk of gasket failure and contamination while...
    ALL90065
    SKU:
    ALL90065
    Availability:
    Ships Same Business Day
    Weight:
    0.31 LBS
    MFG Part #:
    ALL90065
    $44.99
    Qty in Cart: 0
    Quantity:
    Price:
    $44.99
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  • Cam Button Roller BBC  ALL90055

    Allstar Performance Cam Button Roller BBC ALL90055

    ALLSTAR PERFORMANCE

    $14.99
    The camshaft thrust button is a critical wear component that directly impacts your BBC's longevity and reliability under load. A worn or damaged button can lead to excessive camshaft endplay, compromised valve timing, and potential engine damage. This...
    ALL90055
    SKU:
    ALL90055
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    MFG Part #:
    ALL90055
    $14.99
    Qty in Cart: 0
    Quantity:
    Price:
    $14.99
    Subtotal:
  • Cam Button Roller SBC  ALL90054

    Allstar Performance Cam Button Roller SBC ALL90054

    ALLSTAR PERFORMANCE

    $14.99
    Excessive camshaft thrust wear compromises your engine's timing precision and durability—particularly critical in high-rev Small Block Chevy builds. The Allstar Performance Cam Button Roller SBC eliminates axial play with a precision roller design,...
    ALL90054
    SKU:
    ALL90054
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MFG Part #:
    ALL90054
    $14.99
    Qty in Cart: 0
    Quantity:
    Price:
    $14.99
    Subtotal:
  • Cam Button Alum BBC  ALL90053

    Allstar Performance Cam Button Alum BBC ALL90053

    ALLSTAR PERFORMANCE

    $7.99
    Camshaft thrust buttons are critical for controlling axial movement and preventing cam walk in high-revving engines—especially in big block Chevy applications where increased cylinder pressures demand precision geometry. This Allstar Performance aluminum...
    ALL90053
    SKU:
    ALL90053
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    MFG Part #:
    ALL90053
    $7.99
    Qty in Cart: 0
    Quantity:
    Price:
    $7.99
    Subtotal:
  • Cam Button Alum SBC w/ Late Indented Cover ALL90052

    Allstar Performance Cam Button Alum SBC w/ Late Indented Cover ALL90052

    ALLSTAR PERFORMANCE

    $7.99
    Camshaft thrust buttons are critical for preventing unwanted axial movement in your Small Block Chevy engine—excessive cam walk can destroy your valvetrain and tank performance. This Allstar aluminum button maintains precise clearances and protects your...
    ALL90052
    SKU:
    ALL90052
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MFG Part #:
    ALL90052
    $7.99
    Qty in Cart: 0
    Quantity:
    Price:
    $7.99
    Subtotal:
  • Cam Button Alum SBC w/ Early Flat Cover ALL90050

    Allstar Performance Cam Button Alum SBC w/ Early Flat Cover ALL90050

    ALLSTAR PERFORMANCE

    $7.99
    Proper camshaft thrust control is essential for maintaining valve timing accuracy and preventing catastrophic engine wear. This aluminum cam button from Allstar Performance provides reliable thrust surface support, ensuring your Small Block Chevy or V6...
    ALL90050
    SKU:
    ALL90050
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    MFG Part #:
    ALL90050
    $7.99
    Qty in Cart: 0
    Quantity:
    Price:
    $7.99
    Subtotal:
  • Adj Timing Pointer SBF Stock Block C Timing Tab ALL90037

    Allstar Performance Adj Timing Pointer SBF Stock Block C Timing Tab ALL90037

    ALLSTAR PERFORMANCE

    $69.99
    Accurate timing is non-negotiable when tuning a small block Ford—even a degree or two off costs you power and reliability. This adjustable timing pointer gives you the precision to dial in your ignition timing without guesswork, whether you're chasing...
    ALL90037
    SKU:
    ALL90037
    Availability:
    Ships Same Business Day
    Weight:
    0.84 LBS
    MFG Part #:
    ALL90037
    $69.99
    Qty in Cart: 0
    Quantity:
    Price:
    $69.99
    Subtotal:
  • Adj Timing Pointer SBF Stock Block B Timing Tab ALL90036

    Allstar Performance Adj Timing Pointer SBF Stock Block B Timing Tab ALL90036

    ALLSTAR PERFORMANCE

    $69.99
    Accurate ignition timing is fundamental to engine performance and reliability, and this adjustable timing pointer gives you the precision needed to dial in your Small Block Ford perfectly. Whether you're tuning for maximum horsepower or simply verifying...
    ALL90036
    SKU:
    ALL90036
    Availability:
    Ships Same Business Day
    Weight:
    0.40 LBS
    MFG Part #:
    ALL90036
    $69.99
    Qty in Cart: 0
    Quantity:
    Price:
    $69.99
    Subtotal:
  • SBC Crank Hub  ALL90030

    Allstar Performance SBC Crank Hub ALL90030

    ALLSTAR PERFORMANCE

    $209.99
    A quality crank hub is fundamental to reliable crankshaft operation and proper accessory drive functionality. The Allstar Performance SBC Crank Hub delivers precise fitment and durability for Small Block Chevy engines, whether you're building a street...
    ALL90030
    SKU:
    ALL90030
    Availability:
    Ships Same Business Day
    Weight:
    1.20 LBS
    MFG Part #:
    ALL90030
    $209.99
    Qty in Cart: 0
    Quantity:
    Price:
    $209.99
    Subtotal:
  • Adj Timing Pointer BBC 8in ALL90027

    Allstar Performance Adj Timing Pointer BBC 8in ALL90027

    ALLSTAR PERFORMANCE

    $36.99
    Accurate timing is non-negotiable for big block Chevy performance—whether you're dialing in a street engine or fine-tuning on the dyno. This Allstar adjustable timing pointer gives you the precision you need to verify and optimize ignition timing without...
    ALL90027
    SKU:
    ALL90027
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    MFG Part #:
    ALL90027
    Qty in Cart: 0
    Quantity:
    Price:
    $36.99
    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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