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
- Jones Racing Serpentine Drive Kit 1020-S – New serpentine drive kit designed for efficient accessory drive in racing engines, weighing 3.61 lbs for lightweight performance.
- Allstar Performance 1:1 Pulley Kit Head Mount PS ALL31082 – Billet aluminum polished pulley kit with 1:1 ratio and 2-groove V-belt, includes crank and water pump pulleys and belts for Small Block Chevy engines with head-mount power steering.
- Allstar Performance Valve Covers SBC Steel Black w/Tubes ALL26147 – Durable steel valve covers in black finish with tubes, designed for Small Block Chevy engines, weighing 5.95 lbs for reliable sealing and style.
- Chevrolet Performance LSX Cast Iron Block - 4.065 Bore Finished 19417352 – Bare cast iron engine block with 4.065 in bore, 9.240 deck height, 6-bolt mains and heads, orange powdercoat finish, compatible with Gen III/IV LS components, supporting up to 4.250 in stroke and 454 cu. in. displacement.
- SBC Solid Roller Cam 111013-10 – High-performance solid roller camshaft from Howards Racing Components for Small Block Chevy engines, weighing 8.70 lbs, ideal for aggressive racing applications.
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
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Comp Cams SBC C/T Solid Camshaft 294XOS-106 12-659-5
COMP CAMS
$341.95If you're building a high-revving Small Block Chevy engine that demands aggressive valve timing and solid mechanical control, this Comp Cams solid camshaft delivers the duration and lift characteristics needed for serious performance. The 294/304-degree...COM12-659-5- SKU:
- COM12-659-5
- Availability:
- Ships Same Business Day
- Weight:
- 8.63 LBS
- MFG Part #:
- 12-659-5
$341.95 -
Comp Cams SBC C/T Solid Camshaft 282XOS-106 12-656-5
COMP CAMS
$341.95The Comp Cams SBC C/T Solid Camshaft 282XOS-106 delivers the aggressive valve timing and lift you need to maximize horsepower and torque in your small block Chevy engine. Built with a mechanical flat tappet design for reliability and direct valve...COM12-656-5- SKU:
- COM12-656-5
- Availability:
- Ships Same Business Day
- Weight:
- 8.70 LBS
- MFG Part #:
- 12-656-5
$341.95Qty in Cart: 0Quantity:Price:$341.95Subtotal: -
Comp Cams SBC C/T Solid Camshaft 290XOS-108 12-655-5
COMP CAMS
$341.95If you're building a serious Small Block Chevy engine and need aggressive cam timing that delivers peak performance across a broad RPM band, the Comp Cams SBC C/T Solid Camshaft 290XOS-108 is engineered for exactly that application. This mechanical flat...COM12-655-5- SKU:
- COM12-655-5
- Availability:
- Ships Same Business Day
- Weight:
- 8.68 LBS
- MFG Part #:
- 12-655-5
$341.95 -
Comp Cams SBC Xtreme C/T Solid Cam 12-654-5
COMP CAMS
$341.95The Comp Cams SBC Xtreme C/T Solid Cam is engineered for small block Chevy builds that demand aggressive mid-to-high RPM performance without sacrificing reliability. With a mechanical flat tappet design and carefully calibrated lift and duration specs,...COM12-654-5- SKU:
- COM12-654-5
- Availability:
- Ships Same Business Day
- Weight:
- 8.72 LBS
- MFG Part #:
- 12-654-5
$341.95 -
Comp Cams SBC C/T Solid Camshaft 278XOS 12-652-5
COMP CAMS
$341.95The Comp Cams SBC C/T Solid Camshaft 278XOS is engineered for street and strip Small Block Chevy applications where mid-range power and reliable mechanical actuation matter. This solid cam delivers consistent lift and duration across the RPM band, making...COM12-652-5- SKU:
- COM12-652-5
- Availability:
- Ships Same Business Day
- Weight:
- 8.79 LBS
- MFG Part #:
- 12-652-5
$341.95 -
Comp Cams SBC C/T Solid Cam 278XO-8 12-651-5
COMP CAMS
$341.95If you're building a Small Block Chevy that needs serious mid-range punch and reliable street-strip performance, the Comp Cams SBC C/T Solid Cam 278XO-8 delivers the mechanical simplicity and proven durability you're counting on. This mechanical...COM12-651-5- SKU:
- COM12-651-5
- Availability:
- Ships Same Business Day
- Weight:
- 8.74 LBS
- MFG Part #:
- 12-651-5
$341.95 -
Comp Cams SBC C/T Solid Camshaft 274XOS 12-650-5
COMP CAMS
$341.95If you're building a solid-lifter Small Block Chevy engine that demands reliable, aggressive cam timing without the complexity of hydraulic systems, this Comp Cams 274XOS delivers proven performance across a wide RPM band. The mechanical flat-tappet...COM12-650-5- SKU:
- COM12-650-5
- Availability:
- Ships Same Business Day
- Weight:
- 8.80 LBS
- MFG Part #:
- 12-650-5
$341.95 -
Comp Cams Sbc Cam Cs-290b-6 (Solid) 12-611-5
COMP CAMS
$341.95If you're building a street-strip Small Block Chevy that demands reliable mid-range power and consistent performance, the Comp Cams CS-290B-6 solid lifter camshaft delivers the mechanical precision you need without the complexity of hydraulic systems...COM12-611-5- SKU:
- COM12-611-5
- Availability:
- Ships Same Business Day
- Weight:
- 8.66 LBS
- MFG Part #:
- 12-611-5
$341.95 -
Comp Cams Sbc Cam Cs-290b-4 (Solid) 12-610-5
COMP CAMS
$341.95If you're building a naturally aspirated Small Block Chevy that demands responsive mid-range power and reliable durability, the Comp Cams CS-290B-4 delivers the mechanical simplicity and proven performance you need. This solid flat tappet camshaft...COM12-610-5- SKU:
- COM12-610-5
- Availability:
- Ships Same Business Day
- Weight:
- 8.68 LBS
- MFG Part #:
- 12-610-5
$341.95 -
Comp Cams Sbc Cam Cs-285b-6 (Solid) 12-609-5
COMP CAMS
$341.95The Comp Cams SBC CS-285B-6 solid camshaft delivers aggressive valve timing and lift for small-block Chevy engines built for serious street and strip performance. With 285/295 degrees of duration and 0.532/0.555 inches of lift, this mechanical...COM12-609-5- SKU:
- COM12-609-5
- Availability:
- Ships Same Business Day
- Weight:
- 8.75 LBS
- MFG Part #:
- 12-609-5
$341.95 -
Comp Cams SBC Solid Camshaft - 270S-6 CT Low Lift Rule 12-523-5
COMP CAMS
$341.95If you're building or refreshing a Small Block Chevy engine for street or bracket racing, the Comp Cams 270S-6 CT delivers the mechanical reliability and predictable power curve that dedicated racers depend on. This solid camshaft's modest 0.473" lift...COM12-523-5- SKU:
- COM12-523-5
- Availability:
- Ships Same Business Day
- Weight:
- 9.01 LBS
- MFG Part #:
- 12-523-5
$341.95 -
Comp Cams Sbc Cam 288BTL-6 Tight Lash Solid 12-506-5
COMP CAMS
$341.95If you're building a street or strip Small Block Chevy that demands responsive power delivery and reliable valvetrain stability, the Comp Cams 288BTL-6 delivers exactly what you need without compromise. This tight lash solid cam profile offers the...COM12-506-5- SKU:
- COM12-506-5
- Availability:
- Ships Same Business Day
- Weight:
- 8.69 LBS
- MFG Part #:
- 12-506-5
$341.95 -
Comp Cams Sbc Cam 284b-TL56 Tight Lash Solid 12-505-5
COMP CAMS
$341.95The Comp Cams 284B-TL56 is engineered for small block Chevy engines that demand responsive mid-range power and reliable street/strip performance. With 0.540" and 0.550" lift specifications and a 284/288-degree duration split, this solid flat tappet cam...COM12-505-5- SKU:
- COM12-505-5
- Availability:
- Ships Same Business Day
- Weight:
- 8.64 LBS
- MFG Part #:
- 12-505-5
$341.95 -
Comp Cams Sbc Cam 284-TL56 Tight Lash Solid 12-504-5
COMP CAMS
$341.95If you're building a Small Block Chevy that demands responsive mid-range power and reliable street or strip performance, the Comp Cams 284-TL56 delivers the aggression you need without sacrificing drivability. This tight lash solid cam profiles a broad...COM12-504-5- SKU:
- COM12-504-5
- Availability:
- Ships Same Business Day
- Weight:
- 8.72 LBS
- MFG Part #:
- 12-504-5
$341.95 -
Comp Cams SBC Cam 276-TL56 Tight Lash Solid 12-500-5
COMP CAMS
$341.95If you're building a solid-lifter small block that demands reliable street or strip performance, the Comp Cams 276-TL56 delivers the mechanical durability and predictable power band you need without the complexity of hydraulic systems. This tight lash...COM12-500-5- SKU:
- COM12-500-5
- Availability:
- Ships Same Business Day
- Weight:
- 10.32 LBS
- MFG Part #:
- 12-500-5
$341.95 -
Comp Cams Sbc Cam Cs-296Ch-6 (Hyd) 12-344-5
COMP CAMS
$341.95The Comp Cams SBC Cam CS-296CH-6 delivers a street-friendly powerband built for small block Chevy applications that demand responsive mid-range torque without sacrificing top-end capability. This hydraulic flat tappet design provides reliable valve...COM12-344-5- SKU:
- COM12-344-5
- Availability:
- Ships Same Business Day
- Weight:
- 8.84 LBS
- MFG Part #:
- 12-344-5
$341.95 -
Comp Cams Sbc Cam Cs-286Ah-8 (Hyd) 12-330-4
COMP CAMS
$288.95The Comp Cams SBC Cam CS-286AH-8 is engineered for small block Chevy builds seeking a balanced blend of street performance and mid-range power delivery. This hydraulic flat tappet camshaft offers predictable valve control and reliability across the...COM12-330-4- SKU:
- COM12-330-4
- Availability:
- Ships Same Business Day
- Weight:
- 8.94 LBS
- MFG Part #:
- 12-330-4
$288.95 -
Comp Cams Sbc Cam Cs-280Ah-8 (Hyd) 12-325-4
COMP CAMS
$288.95The Comp Cams SBC CS-280AH-8 hydraulic flat tappet camshaft delivers the mid-range torque and reliable operation your Small Block Chevy demands, whether you're building a street cruiser or a weekend warrior. This proven design pairs aggressive valve...COM12-325-4- SKU:
- COM12-325-4
- Availability:
- Ships Same Business Day
- Weight:
- 8.96 LBS
- MFG Part #:
- 12-325-4
$288.95 -
Comp Cams SBC Hi-Energy R/A's - 3/8 Stud 1.5 Ratio 1217-16
COMP CAMS
$216.95Comp Cams' Hi-Energy rocker arms deliver the valve control and durability your small block Chevy demands during high-RPM operation. The 1.5:1 ratio provides optimal lift multiplication for aggressive cam profiles while maintaining reliability across...COM1217-16- SKU:
- COM1217-16
- Availability:
- Ships Same Business Day
- Weight:
- 4.45 LBS
- MFG Part #:
- 1217-16
$216.95 -
Comp Cams Sbc Hi-Energy Rocker Arm 3/8 Stud/1.5 Ratio 1212-16
COMP CAMS
$122.95Comp Cams' Hi-Energy Rocker Arms deliver precise valve actuation with a proven 1.5:1 mechanical advantage, critical for maximizing lift and duration in small block Chevy engines. Built from durable steel and engineered for long-slot compatibility, these...COM1212-16- SKU:
- COM1212-16
- Availability:
- Ships Same Business Day
- Weight:
- 4.29 LBS
- MFG Part #:
- 1212-16
$122.95
