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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Shaft Rocker Arm Kit SBF 1.6/1.6 Ratio KSS-506060VJ
JESEL
$1,535.00Shaft Rocker Arm Kit SBF 1.6/1.6 Ratio KSS-506060VJRocker ArmSportsmanShaft Mount1.60 RatioFull RollerNaturalEdelbrock Victor Jr HeadsSmall Block FordSet of 16JESKSS-506060VJ- SKU:
- JESKSS-506060VJ
- Availability:
- Ships Same Business Day
- Weight:
- 15.00 LBS
$1,535.00 -
Shaft Rocker Arm Kit LS3 1.7/1.7 Ratio KSS-467070
JESEL
$1,690.00Shaft Rocker Arm Kit LS3 1.7/1.7 Ratio KSS-467070Rocker ArmSportsmanShaft Mount1.70 RatioFull RollerNaturalGM LS-SeriesSet of 16JESKSS-467070- SKU:
- JESKSS-467070
- Availability:
- Ships Same Business Day
- Weight:
- 14.70 LBS
$1,690.00 -
Shaft Rocker Arm Kit SBC 1.6/1.6 Ratio KSS-436060
JESEL
$1,590.00Shaft Rocker Arm Kit SBC 1.6/1.6 Ratio KSS-436060Rocker ArmSportsmanShaft Mount1.60 RatioFull RollerNaturalAFR Pre-Eliminator HeadsSmall Block ChevySet of 16JESKSS-436060- SKU:
- JESKSS-436060
- Availability:
- Ships Same Business Day
- Weight:
- 17.50 LBS
$1,590.00 -
Shaft Rocker Arm Kit SBC 1.5/1.5 Ratio KSS-415050
JESEL
$1,590.00Shaft Rocker Arm Kit SBC 1.5/1.5 Ratio KSS-415050Rocker ArmSportsmanShaft Mount1.50 RatioFull RollerNaturalAFR Eliminator HeadsSmall Block ChevySet of 16JESKSS-415050- SKU:
- JESKSS-415050
- Availability:
- Ships Same Business Day
- Weight:
- 18.25 LBS
$1,590.00 -
Shaft Rocker Arm Kit SBC 1.6/1.6 Ratio KSS-406060
JESEL
$1,590.00Shaft Rocker Arm Kit SBC 1.6/1.6 Ratio KSS-406060Rocker ArmSportsmanShaft Mount1.60 RatioFull RollerNaturalAFR Eliminator HeadsSmall Block ChevySet of 16JESKSS-406060- SKU:
- JESKSS-406060
- Availability:
- Ships Same Business Day
- Weight:
- 18.60 LBS
$1,590.00 -
Shaft Rocker Arm Kit SBC 1.5/1.5 Ratio KSS-335050
JESEL
$1,535.00Shaft Rocker Arm Kit SBC 1.5/1.5 Ratio KSS-335050Rocker ArmSportsmanShaft Mount1.50 RatioFull RollerNaturalSmall Block ChevySet of 16JESKSS-335050- SKU:
- JESKSS-335050
- Availability:
- Ships Same Business Day
- Weight:
- 17.00 LBS
$1,535.00 -
Shaft Rocker Arm Kit LS1/LS6 1.7/1.7 Ratio KSS-317070T
JESEL
$1,690.00Shaft Rocker Arm Kit LS1/LS6 1.7/1.7 Ratio KSS-317070TRocker ArmSportsmanShaft Mount1.70 RatioFull RollerNaturalAFR Mongoose / Dart / Edelbrock HeadsGM LS-SeriesSet of 16JESKSS-317070T- SKU:
- JESKSS-317070T
- Availability:
- Ships Same Business Day
- Weight:
- 14.25 LBS
$1,690.00 -
Sportsman Solid Roller Lifter Set SBC .904 Dia KSL-905820-01
JESEL
$1,775.00Sportsman Solid Roller Lifter Set SBC .904 Dia KSL-905820-01LifterSportsmanMechanical Roller0.904 in OD0.175 in OffsetSmall Block ChevySet of 16JESKSL-905820-01- SKU:
- JESKSL-905820-01
- Availability:
- Ships Same Business Day
- Weight:
- 5.15 LBS
$1,775.00 -
Sportsman Solid Roller Lifter Set SBF .875 Dia KSL-875760-10
JESEL
$1,775.00Sportsman Solid Roller Lifter Set SBF .875 Dia KSL-875760-10LifterSportsmanMechanical Roller0.875 in ODLink BarSet of 16JESKSL-875760-10- SKU:
- JESKSL-875760-10
- Availability:
- Ships Same Business Day
- Weight:
- 4.85 LBS
$1,775.00 -
Sportsman Solid Roller Lifter Set GM LS .842 KSL-842760-28
JESEL
$1,775.00Sportsman Solid Roller Lifter Set GM LS .842 KSL-842760-28LifterSportsmanMechanical Roller0.842 in OD0.130 in OffsetGM LS-SeriesSet of 16JESKSL-842760-28- SKU:
- JESKSL-842760-28
- Availability:
- Ships Same Business Day
- Weight:
- 4.75 LBS
$1,775.00 -
Belt Drive SBC w/+.391 Raised Cam Location KBD-31500
JESEL
$1,715.00Belt Drive SBC w/+.391 Raised Cam Location KBD-31500Camshaft Belt DriveExternalBillet AluminumRaised CamSmall Block ChevyJESKBD-31500- SKU:
- JESKBD-31500
- Availability:
- Ships Same Business Day
- Weight:
- 9.00 LBS
$1,715.00 -
Belt Drive SBC w/BBC Crank Snout KBD-31200
JESEL
$1,215.00Belt Drive SBC w/BBC Crank Snout KBD-31200Camshaft Belt DriveExternalBillet Aluminum1.600 in SnoutSmall Block ChevyJESKBD-31200- SKU:
- JESKBD-31200
- Availability:
- Ships Same Business Day
- Weight:
- 6.80 LBS
$1,215.00 -
Belt Drive SBC KBD-31000
JESEL
$1,195.00Belt Drive SBC KBD-31000Camshaft Belt DriveExternalBillet AluminumSmall Block ChevyKitJESKBD-31000- SKU:
- JESKBD-31000
- Availability:
- Ships Same Business Day
- Weight:
- 7.00 LBS
$1,195.00 -
Piston Ring Set 4.130 Bore .043 .043 3mm J71408-4130-5
JE PISTONS
$269.99Piston Ring Set 4.130 Bore .043 .043 3mm J71408-4130-5Piston RingsPremium Race Series4.130 in BoreFile Fit0.043 in x 0.043 in x 3.0 mm ThickSteelPlasma Moly8-CylinderKitJEPJ71408-4130-5- SKU:
- JEPJ71408-4130-5
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
$269.99 -
SBC Domed Piston Set 4.125 Bore +10.8cc 301475
JE PISTONS
$989.99SBC Domed Piston Set 4.125 Bore +10.8cc 301475Piston23 Degree FSR Hollow DomeForged4.125 in Bore0.043 x 0.043 x 3 mm Ring GroovesSmall Block ChevySet of 8JEP301475- SKU:
- JEP301475
- Availability:
- Ships Same Business Day
- Weight:
- 12.80 LBS
$989.99 -
SBC Domed Piston Set 4.000 Bore +13.5cc 217240
JE PISTONS
$877.49SBC Domed Piston Set 4.000 Bore +13.5cc 217240Piston4.000 in Bore1/16 x 1/16 x 3/16 in Ring GroovesPlus 13.50 ccSmall Block ChevyJEP217240- SKU:
- JEP217240
- Availability:
- Ships Same Business Day
- Weight:
- 13.45 LBS
$877.49 -
SBC Domed Piston Set 4.125 Bore +3.3cc 213109
JE PISTONS
$922.49SBC Domed Piston Set 4.125 Bore +3.3cc 213109PistonDome4.125 in Bore1/16 x 1/16 x 3/16 in Ring GroovesPlus 3.30 ccSet of 8JEP213109- SKU:
- JEP213109
- Availability:
- Ships Same Business Day
- Weight:
- 15.00 LBS
$922.49 -
SBC Forged FT Piston Set 4.165 Bore -4.3cc 181941
JE PISTONS
$877.49SBC Forged FT Piston Set 4.165 Bore -4.3cc 181941Pistons23 Degree Flat TopForged4.165 in Bore1/16 x 1/16 x 3/16 in Ring GroovesSmall Block ChevySet of 8JEP181941- SKU:
- JEP181941
- Availability:
- Ships Same Business Day
- Weight:
- 13.70 LBS
$877.49 -
1.470 Dual Valve Spring Kit - w/Damper 98445-K12
HOWARDS RACING COMPONENTS
$242.991.470 Dual Valve Spring Kit - w/Damper 98445-K12Valve SpringDual Spring399 lb/in Spring Rate1.080 in Coil Bind1.470 in ODKitHRC98445-K12- SKU:
- HRC98445-K12
- Availability:
- Ships Same Business Day
- Weight:
- 5.58 LBS
$242.99 -
SBC Solid Roller Cam 111013-10
HOWARDS RACING COMPONENTS
$543.99SBC Solid Roller Cam 111013-10CamshaftMechanical RollerLift 0.640 / 0.640 inDuration 251 / 257106 LSASmall Block ChevyEachHRC111013-10- SKU:
- HRC111013-10
- Availability:
- Ships Same Business Day
- Weight:
- 8.70 LBS
$543.99
