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 Ultra Gold R/A's - 1.5 Ratio 3/8 Stud 19001-16
COMP CAMS
$433.95SBC Ultra Gold R/A's - 1.5 Ratio 3/8 StudRocker ArmUltra Gold ARC3/8 in Stud Mount1.50 RatioFull RollerAluminumGold AnodizedSmall Block ChevySet of 16COM19001-16- SKU:
- COM19001-16
- Availability:
- Ships Same Business Day
- Weight:
- 8.02 LBS
- MFG Part #:
- 19001-16
$433.95 -
Comp Cams SBF Ultra Pro Magnum XD R/A's - 1.6 7/16 1832-16
COMP CAMS
$584.95SBF Ultra Pro Magnum XD R/A's - 1.6 7/16Rocker ArmUltra Pro Magnum XD7/16 in Stud Mount1.60 RatioFull RollerChromolySmall Block FordSet of 16COM1832-16- SKU:
- COM1832-16
- Availability:
- Ships Same Business Day
- Weight:
- 9.15 LBS
- MFG Part #:
- 1832-16
$584.95 -
Comp Cams SBC Ultra Pro Magnum XD R/A's - 1.6 7/16 1805-16
COMP CAMS
$584.95SBC Ultra Pro Magnum XD R/A's - 1.6 7/16Rocker ArmUltra Pro Magnum XD7/16 in Stud Mount1.60 RatioFull RollerChromolySmall Block ChevySet of 16COM1805-16- SKU:
- COM1805-16
- Availability:
- Ships Same Business Day
- Weight:
- 9.12 LBS
- MFG Part #:
- 1805-16
$584.95 -
Comp Cams SBC Ultra Pro Magnum XD R/A's - 1.5 7/16 1804-16
COMP CAMS
$584.95SBC Ultra Pro Magnum XD R/A's - 1.5 7/16Rocker ArmUltra Pro Magnum XD7/16 in Stud Mount1.50 RatioFull RollerChromolySmall Block ChevySet of 16COM1804-16- SKU:
- COM1804-16
- Availability:
- Ships Same Business Day
- Weight:
- 9.23 LBS
- MFG Part #:
- 1804-16
$584.95 -
Comp Cams SBC Ultra Pro Magnum XD R/A's - 1.5 3/8 1801-16
COMP CAMS
$584.95SBC Ultra Pro Magnum XD R/A's - 1.5 3/8Rocker ArmUltra Pro Magnum XD3/8 in Stud Mount1.50 RatioFull RollerChromolySmall Block ChevySet of 16COM1801-16- SKU:
- COM1801-16
- Availability:
- Ships Same Business Day
- Weight:
- 9.25 LBS
- MFG Part #:
- 1801-16
$584.95 -
Comp Cams Valve Spring Retainers - L/W Tool Steel 1787-16
COMP CAMS
$245.95Valve Spring Retainers - L/W Tool SteelValve Spring Retainer7 Degree0.640 in OD Step1.055 in Single SpringSteelSet of 16COM1787-16- SKU:
- COM1787-16
- Availability:
- Ships Same Business Day
- Weight:
- 0.38 LBS
- MFG Part #:
- 1787-16
$245.95 -
Comp Cams Valve Spring Retainers - L/W Tool Steel 7 Degree 1779-16
COMP CAMS
$245.95Valve Spring Retainers - L/W Tool Steel 7 DegreeValve Spring Retainer7 Degree0.910 in / 0.646 in OD Steps1.290 in Dual SpringSteelSet of 16COM1779-16- SKU:
- COM1779-16
- Availability:
- Ships Same Business Day
- Weight:
- 0.64 LBS
- MFG Part #:
- 1779-16
$245.95 -
Comp Cams Valve Spring Retainers - L/W Tool Steel 7 Degree 1772-16
COMP CAMS
$245.95Valve Spring Retainers - L/W Tool Steel 7 DegreeValve Spring Retainer7 Degree0.640 in OD Step1.290 in Single SpringSteelSet of 16COM1772-16- SKU:
- COM1772-16
- Availability:
- Ships Same Business Day
- Weight:
- 0.34 LBS
- MFG Part #:
- 1772-16
$245.95 -
Comp Cams Valve Spring Retainers - L/W Tool Steel 10 Degree 1756-16
COMP CAMS
$245.95Valve Spring Retainers - L/W Tool Steel 10 DegreeValve Spring Retainer10 Degree0.725 in / 0.466 in OD Steps1.185 in Dual SpringSteelSet of 16COM1756-16- SKU:
- COM1756-16
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- MFG Part #:
- 1756-16
$245.95 -
Comp Cams Valve Spring Retainers - L/W Tool Steel 7 Degree 1754-16
COMP CAMS
$245.95Valve Spring Retainers - L/W Tool Steel 7 DegreeValve Spring Retainer7 Degree0.860 in / 0.610 in OD Steps1.250 in Dual SpringSteelSet of 16COM1754-16- SKU:
- COM1754-16
- Availability:
- Ships Same Business Day
- Weight:
- 0.63 LBS
- MFG Part #:
- 1754-16
$245.95 -
Comp Cams Valve Spring Retainers - L/W Tool Steel 10 Degree 1750-16
COMP CAMS
$245.95Valve Spring Retainers - L/W Tool Steel 10 DegreeValve Spring Retainer10 Degree0.870 in / 0.735 in OD Steps1.250 in Dual SpringSteelSet of 16COM1750-16- SKU:
- COM1750-16
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- MFG Part #:
- 1750-16
$245.95 -
Comp Cams Valve Spring Retainers - L/W Tool Steel 1732-16
COMP CAMS
$245.95Valve Spring Retainers - L/W Tool SteelValve Spring Retainer10 Degree1.100 in / 0.710 in OD Steps1.500-1.550 in Dual SpringSteelSet of 16COM1732-16- SKU:
- COM1732-16
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- MFG Part #:
- 1732-16
$245.95 -
Comp Cams Valve Spring Retainers - L/W Tool Steel 1731-16
COMP CAMS
$245.95Valve Spring Retainers - L/W Tool SteelValve Spring Retainer10 Degree1.100 in / 0.800 in OD Steps1.500-1.550 in Dual SpringSteelSet of 16COM1731-16- SKU:
- COM1731-16
- Availability:
- Ships Same Business Day
- Weight:
- 0.91 LBS
- MFG Part #:
- 1731-16
$245.95 -
Comp Cams Valve Spring Retainers - L/W Tool Steel 1730-16
COMP CAMS
$245.95Valve Spring Retainers - L/W Tool SteelValve Spring Retainer10 Degree1.065 in / 0.700 in OD Steps1.437-1.500 in Dual SpringSteelSet of 16COM1730-16- SKU:
- COM1730-16
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
- MFG Part #:
- 1730-16
$245.95 -
Comp Cams SBF H/E Alum. R/A's - 1.6 Ratio 7/16 Stud 17044-16
COMP CAMS
$249.95SBF H/E Alum. R/A's - 1.6 Ratio 7/16 StudRocker ArmHigh Energy Die Cast7/16 in Stud Mount1.60 RatioFull RollerAluminumAMC / Oldsmobile / Small Block Ford V8Set of 16COM17044-16- SKU:
- COM17044-16
- Availability:
- Ships Same Business Day
- Weight:
- 7.84 LBS
- MFG Part #:
- 17044-16
$249.95 -
Comp Cams SBF H/E Alum. R/A's - 1.6 Ratio 3/8 Stud 17043-16
COMP CAMS
$249.95SBF H/E Alum. R/A's - 1.6 Ratio 3/8 StudRocker ArmHigh Energy Die Cast3/8 in Stud Mount1.60 RatioFull RollerAluminumSmall Block FordSet of 16COM17043-16- SKU:
- COM17043-16
- Availability:
- Ships Same Business Day
- Weight:
- 8.04 LBS
- MFG Part #:
- 17043-16
$249.95 -
Comp Cams SBC H/E Alum. R/A's - 1.6 Ratio 7/16 Stud 17005-16
COMP CAMS
$249.95SBC H/E Alum. R/A's - 1.6 Ratio 7/16 StudRocker ArmHigh Energy Die Cast7/16 in Stud Mount1.60 RatioFull RollerAluminumSmall Block ChevySet of 16COM17005-16- SKU:
- COM17005-16
- Availability:
- Ships Same Business Day
- Weight:
- 7.76 LBS
- MFG Part #:
- 17005-16
$249.95 -
Comp Cams SBC H/E Alum. R/A's - 1.5 Ratio 7/16 Stud 17004-16
COMP CAMS
$249.95SBC H/E Alum. R/A's - 1.5 Ratio 7/16 StudRocker ArmHigh Energy Die Cast7/16 in Stud Mount1.50 RatioFull RollerAluminumSmall Block ChevySet of 16COM17004-16- SKU:
- COM17004-16
- Availability:
- Ships Same Business Day
- Weight:
- 7.72 LBS
- MFG Part #:
- 17004-16
$249.95 -
Comp Cams SBC H/E Alum. R/A's - 1.6 Ratio 3/8 Stud 17002-16
COMP CAMS
$249.95SBC H/E Alum. R/A's - 1.6 Ratio 3/8 StudRocker ArmHigh Energy Die Cast3/8 in Stud Mount1.60 RatioFull RollerAluminumSmall Block ChevySet of 16COM17002-16- SKU:
- COM17002-16
- Availability:
- Ships Same Business Day
- Weight:
- 8.00 LBS
- MFG Part #:
- 17002-16
$249.95 -
Comp Cams SBC H/E Alum. R/A's - 1.5 Ratio 3/8 Stud 17001-16
COMP CAMS
$249.95SBC H/E Alum. R/A's - 1.5 Ratio 3/8 StudRocker ArmHigh Energy Die Cast3/8 in Stud Mount1.50 RatioFull RollerAluminumSmall Block ChevySet of 16COM17001-16- SKU:
- COM17001-16
- Availability:
- Ships Same Business Day
- Weight:
- 8.03 LBS
- MFG Part #:
- 17001-16
$249.95
