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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
  • 4.250in Crank Pulley Dual Dowel JRPCS-5102-WC-H

    Jones Racing 4.250in Crank Pulley Dual Dowel CS-5102-WC-H

    JONES RACING PRODUCTS

    $92.73
    A quality crankshaft pulley is fundamental to engine reliability and accessory drive performance. The Jones Racing 4.250in Crank Pulley delivers precision machining and dual-dowel construction to eliminate harmonic vibration and ensure consistent belt...
    JRPCS-5102-WC-H
    SKU:
    JRPCS-5102-WC-H
    Availability:
    Ships Same Business Day
    Weight:
    0.65 LBS
    MFG Part #:
    CS-5102-WC-H
    Qty in Cart: 0
    Quantity:
    Price:
    $92.73
    Subtotal:
  • Pulley Crankshaft V-Belt 5in 1in ID JRPCS-3102-C-B-5

    Jones Racing Pulley Crankshaft V-Belt 5in 1in ID CS-3102-C-B-5

    JONES RACING PRODUCTS

    $77.26
    A quality crankshaft pulley is fundamental to reliable engine operation—it drives your accessory belt system and directly impacts power delivery to critical components like your alternator and water pump. The Jones Racing CS-3102-C-B-5 delivers precision...
    JRPCS-3102-C-B-5
    SKU:
    JRPCS-3102-C-B-5
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    MFG Part #:
    CS-3102-C-B-5
    $77.26
    Qty in Cart: 0
    Quantity:
    Price:
    $77.26
    Subtotal:
  • Serpentine Drive Kit SBC Crate w/ Tandem Pumps JRP1035-S-TP

    Jones Racing Serpentine Drive Kit SBC Crate w/ Tandem Pumps 1035-S-TP

    JONES RACING PRODUCTS

    $433.47
    A serpentine drive system is essential for SBC crate engines that demand reliable accessory drive performance without the complexity of multiple belts and pulleys. The Jones Racing tandem-pump configuration delivers superior cooling and fuel delivery...
    JRP1035-S-TP
    SKU:
    JRP1035-S-TP
    Availability:
    Ships Same Business Day
    Weight:
    3.10 LBS
    MFG Part #:
    1035-S-TP
    Qty in Cart: 0
    Quantity:
    Price:
    $433.47
    Subtotal:
  • Serpentine Drive Kit  JRP1020-S

    Jones Racing Serpentine Drive Kit 1020-S

    JONES RACING PRODUCTS

    $332.19
    A serpentine drive kit eliminates the reliability issues of dated multi-belt systems, reducing parasitic drag while delivering consistent power to your accessories. The Jones Racing 1020-S upgrades your Chevy V8 with lightweight aluminum construction and...
    JRP1020-S
    SKU:
    JRP1020-S
    Availability:
    Ships Same Business Day
    Weight:
    3.61 LBS
    MFG Part #:
    1020-S
    Qty in Cart: 0
    Quantity:
    Price:
    $332.19
    Subtotal:
  • SBC Hydraulic Camshaft 292-Mega ISK201292/6

    Isky SBC Hydraulic Camshaft 292-Mega 2012926

    ISKY CAMS

    $363.99
    The Isky SBC Hydraulic Camshaft 292-Mega is engineered for small block Chevy engines that demand responsive mid-range power and reliable operation across a broad RPM band. Its hydraulic flat tappet design eliminates the need for valve train adjustments...
    ISK201292/6
    SKU:
    ISK201292/6
    Availability:
    Ships Same Business Day
    Weight:
    8.60 LBS
    MFG Part #:
    2012926
    $363.99
    Qty in Cart: 0
    Quantity:
    Price:
    $363.99
    Subtotal:
  • Fuel Pump Drive Kit For Adding Fuel Pump To Back BAR9021-R

    Fuel Pump Drive Kit For Adding Fuel Pump To Back 9021-R

    BARNES

    $124.99
    If you're running a high-performance fuel system with separate fuel and oil pumps, you need a reliable way to drive both units from a single source. The Barnes 9021-R Fuel Pump Drive Kit eliminates the complexity of dual-pump setups by allowing you to...
    BAR9021-R
    SKU:
    BAR9021-R
    Availability:
    Ships Same Business Day
    Weight:
    0.55 LBS
    MFG Part #:
    9021-R
    $124.99
    Qty in Cart: 0
    Quantity:
    Price:
    $124.99
    Subtotal:
  • Guide Plates SBC Flat 8pk ALL90250

    Allstar Performance Guide Plates SBC Flat 8pk ALL90250

    ALLSTAR PERFORMANCE

    $21.99
    Pushrod guide plates are critical for maintaining proper valve train geometry and preventing pushrod deflection under high RPM and boost conditions. These Allstar Performance plates keep your pushrods centered in their bores, reducing wear on rocker arms...
    ALL90250
    SKU:
    ALL90250
    Availability:
    Ships Same Business Day
    Weight:
    0.81 LBS
    MFG Part #:
    ALL90250
    $21.99
    Qty in Cart: 0
    Quantity:
    Price:
    $21.99
    Subtotal:
  • Cam Lock Plate and Bolts Chevy ALL90060

    Allstar Performance Cam Lock Plate and Bolts Chevy ALL90060

    ALLSTAR PERFORMANCE

    $7.49
    Camshaft timing security is non-negotiable in any performance build. The Allstar Performance Cam Lock Plate and Bolts ensure your camshaft stays precisely indexed under high RPM loads, eliminating the risk of timing drift that can wreck an engine. This...
    ALL90060
    SKU:
    ALL90060
    Availability:
    Ships Same Business Day
    Weight:
    0.13 LBS
    MFG Part #:
    ALL90060
    $7.49
    Qty in Cart: 0
    Quantity:
    Price:
    $7.49
    Subtotal:
  • SBC Timing Cover  ALL90010

    Allstar Performance SBC Timing Cover ALL90010

    ALLSTAR PERFORMANCE

    $24.99
    A quality timing cover is essential for protecting your small block Chevy's critical internal components from debris, moisture, and contamination. The Allstar Performance SBC Timing Cover delivers reliable protection with a straightforward bolt-on design...
    ALL90010
    SKU:
    ALL90010
    Availability:
    Ships Same Business Day
    Weight:
    1.11 LBS
    MFG Part #:
    ALL90010
    $24.99
    Qty in Cart: 0
    Quantity:
    Price:
    $24.99
    Subtotal:
  • V-Belt 31.5  ALL86120

    Allstar Performance V-Belt 31.5 ALL86120

    ALLSTAR PERFORMANCE

    $16.99
    A worn or glazed V-belt reduces power transfer efficiency and can leave you stranded mid-race or mid-project. The Allstar Performance V-Belt 31.5 delivers consistent grip and reliable performance across your engine's accessory drive system. Replace it...
    ALL86120
    SKU:
    ALL86120
    Availability:
    Ships Same Business Day
    Weight:
    0.16 LBS
    MFG Part #:
    ALL86120
    $16.99
    Qty in Cart: 0
    Quantity:
    Price:
    $16.99
    Subtotal:
  • 1:1 Water Pump Pulley  ALL31085

    Allstar Performance 1:1 Water Pump Pulley ALL31085

    ALLSTAR PERFORMANCE

    $64.99
    Keep your Small Block Chevy running cool and looking great with the Allstar Performance 1:1 Water Pump Pulley. Crafted from polished aluminum, this pulley delivers a clean, race-ready appearance while maintaining a precise 1:1 ratio for reliable,...
    ALL31085
    SKU:
    ALL31085
    Availability:
    Ships Same Business Day
    Weight:
    2.22 LBS
    MFG Part #:
    ALL31085
    $64.99
    Qty in Cart: 0
    Quantity:
    Price:
    $64.99
    Subtotal:
  • 1:1 Crank Pulley  ALL31084

    Allstar Performance 1:1 Crank Pulley ALL31084

    ALLSTAR PERFORMANCE

    $49.99
    Keep your Small Block Chevy running at peak efficiency with the Allstar Performance 1:1 Crank Pulley (ALL31084) — a precision-machined aluminum pulley built to deliver reliable, consistent power transfer right where you need it. Designed specifically for...
    ALL31084
    SKU:
    ALL31084
    Availability:
    Ships Same Business Day
    Weight:
    1.85 LBS
    MFG Part #:
    ALL31084
    $49.99
    Qty in Cart: 0
    Quantity:
    Price:
    $49.99
    Subtotal:
  • 1:1 Pulley Kit Head Mount PS ALL31082

    Allstar Performance 1:1 Pulley Kit Head Mount PS ALL31082

    ALLSTAR PERFORMANCE

    $119.99
    Take your Small Block Chevy's performance to the next level with the Allstar Performance 1:1 Pulley Kit (ALL31082) — a precision-engineered solution built for racers and enthusiasts who refuse to compromise. Crafted from polished billet aluminum, this...
    ALL31082
    SKU:
    ALL31082
    Availability:
    Ships Same Business Day
    Weight:
    5.10 LBS
    MFG Part #:
    ALL31082
    $119.99
    Qty in Cart: 0
    Quantity:
    Price:
    $119.99
    Subtotal:
  • 1:1 Pulley Kit Block Mount PS ALL31080

    Allstar Performance 1:1 Pulley Kit Block Mount PS ALL31080

    ALLSTAR PERFORMANCE

    $119.99
    Take your engine build to the next level with the Allstar Performance 1:1 Pulley Kit Block Mount PS (ALL31080) — a precision-crafted solution that keeps your accessories running smoothly without robbing horsepower. Machined from lightweight billet...
    ALL31080
    SKU:
    ALL31080
    Availability:
    Ships Same Business Day
    Weight:
    4.80 LBS
    MFG Part #:
    ALL31080
    $119.99
    Qty in Cart: 0
    Quantity:
    Price:
    $119.99
    Subtotal:
  • Pulley Shim Kit Water Pump ALL31064

    Allstar Performance Pulley Shim Kit Water Pump ALL31064

    ALLSTAR PERFORMANCE

    $9.99
    Getting your belt alignment dialed in has never been easier with the Allstar Performance Pulley Shim Kit. Whether you're chasing that perfect pulley alignment or compensating for aftermarket component swaps, these precision-machined aluminum shims give...
    ALL31064
    SKU:
    ALL31064
    Availability:
    Ships Same Business Day
    Weight:
    0.19 LBS
    MFG Part #:
    ALL31064
    $9.99
    Qty in Cart: 0
    Quantity:
    Price:
    $9.99
    Subtotal:
  • Crank Pulley 2 Groove 4.750in Dia ALL31030

    Allstar Performance Crank Pulley 2 Groove 4.750in Dia ALL31030

    ALLSTAR PERFORMANCE

    $94.99
    Keep your Small Block Chevy running at peak performance with the Allstar Performance ALL31030 Crank Pulley — a precision-crafted aluminum piece built for reliability and efficiency. The dual-groove design gives you the flexibility to run multiple...
    ALL31030
    SKU:
    ALL31030
    Availability:
    Ships Same Business Day
    Weight:
    1.25 LBS
    MFG Part #:
    ALL31030
    $94.99
    Qty in Cart: 0
    Quantity:
    Price:
    $94.99
    Subtotal:
  • Valve Covers SBC Steel Black w/Tubes ALL26147

    Allstar Performance Valve Covers SBC Steel Black w/Tubes ALL26147

    ALLSTAR PERFORMANCE

    $56.99
    Give your Small Block Chevy the clean, race-ready look it deserves with the Allstar Performance ALL26147 Valve Covers. Built tough from steel and finished in a sleek black paint, these tall covers provide the extra clearance you need for high-performance...
    ALL26147
    SKU:
    ALL26147
    Availability:
    Ships Same Business Day
    Weight:
    5.95 LBS
    MFG Part #:
    ALL26147
    $56.99
    Qty in Cart: 0
    Quantity:
    Price:
    $56.99
    Subtotal:
  • Oil Pump Pick-up for High Volume Pump ALL26135

    Allstar Performance Oil Pump Pick-up for High Volume Pump ALL26135

    ALLSTAR PERFORMANCE

    $20.99
    Keep your engine's lifeblood flowing where it needs to go with the Allstar Performance Oil Pump Pick-up for High Volume Pump. Designed specifically for Small Block Chevy applications, this reliable pick-up ensures consistent oil delivery even under...
    ALL26135
    SKU:
    ALL26135
    Availability:
    Ships Same Business Day
    Weight:
    0.39 LBS
    MFG Part #:
    ALL26135
    $20.99
    Qty in Cart: 0
    Quantity:
    Price:
    $20.99
    Subtotal:
  • Oil Pan 6 Qt RH Dipstick  ALL26133

    Allstar Performance Oil Pan 6 Qt RH Dipstick ALL26133

    ALLSTAR PERFORMANCE

    $108.99
    Take your small block Chevy's performance to the next level with the Allstar Performance 6 Qt Oil Pan (ALL26133) — built tough for competitive racing and engineered to keep your oil right where it needs to be. With dual swinging trap doors and a built-in...
    ALL26133
    SKU:
    ALL26133
    Availability:
    Ships Same Business Day
    Weight:
    9.70 LBS
    MFG Part #:
    ALL26133
    $108.99
    Qty in Cart: 0
    Quantity:
    Price:
    $108.99
    Subtotal:
  • Oil Pan 6 Qt LH Dipstick  ALL26132

    Allstar Performance Oil Pan 6 Qt LH Dipstick ALL26132

    ALLSTAR PERFORMANCE

    $108.99
    Stay ahead of the competition with the Allstar Performance 6 Qt Oil Pan (ALL26132) — a purpose-built claimer pan engineered to keep your small block Chevy running strong when it matters most. With a deep 7-inch sump, dual swinging trap doors, and a...
    ALL26132
    SKU:
    ALL26132
    Availability:
    Ships Same Business Day
    Weight:
    9.70 LBS
    MFG Part #:
    ALL26132
    $108.99
    Qty in Cart: 0
    Quantity:
    Price:
    $108.99
    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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