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
-
Dart SHP LS Next Block Parts Kit 32000018
DART
$185.86SHP LS Next Block Parts KitEngine Block HardwareSHP LS NextBrass Freeze PlugsCoated Camshaft BearingsDowel PinsGM LS-SeriesKitDRT32000018- SKU:
- DRT32000018
- Availability:
- Ships Same Business Day
- Weight:
- 3.20 LBS
- MFG Part #:
- 32000018
$185.86 -
Dart LS Next Block Parts Kit 32000016
DART
$172.88LS Next Block Parts Kit Engine Block HardwareLS NextBrass Freeze PlugsCoated Camshaft BearingsDowel PinsGM LS-SeriesKitDRT32000016- SKU:
- DRT32000016
- Availability:
- Ships Same Business Day
- Weight:
- 4.00 LBS
- MFG Part #:
- 32000016
$172.88 -
Dart SBC SHP Block Parts Kit 32000013
DART
$124.89SBC SHP Block Parts Kit Engine Block HardwareSHPBrass Freeze PlugsCoated Camshaft BearingsDowel PinsFront CoverSmall Block ChevyKitDRT32000013- SKU:
- DRT32000013
- Availability:
- Ships Same Business Day
- Weight:
- 2.07 LBS
- MFG Part #:
- 32000013
$124.89 -
Dart SBF Block Parts Kit Iron Eagle Blocks 32000003
DART
$117.86SBF Block Parts Kit Iron Eagle BlocksEngine Block HardwareIron FordBrass Freeze PlugsCoated Camshaft BearingsDowel PinsFront CoverSmall Block FordKitDRT32000003- SKU:
- DRT32000003
- Availability:
- Ships Same Business Day
- Weight:
- 1.45 LBS
- MFG Part #:
- 32000003
$117.86 -
Dart SBC Little M Block Parts Kit 32000001
DART
$122.13SBC Little M Block Parts KitEngine Block HardwareLittle MBrass Freeze PlugsCoated Camshaft BearingsDowel PinsFront CoverSmall Block ChevyKitDRT32000001- SKU:
- DRT32000001
- Availability:
- Ships Same Business Day
- Weight:
- 1.41 LBS
- MFG Part #:
- 32000001
$122.13 -
Dart LS SHP Iron Block 9.240 Deck/4.125 Bore 31867211
DART
$3,999.99LS SHP Iron Block 9.240 Deck/4.125 BoreEngineSHP LS NextBare Block4.125 in Bore9.240 Deck4-Bolt MainsIronGM LS-SeriesEachDRT31867211- SKU:
- DRT31867211
- Availability:
- Ships Same Business Day
- Weight:
- 212.00 LBS
- MFG Part #:
- 31867211
$3,999.99Qty in Cart: 0Quantity:Price:$3,999.99Subtotal: -
Dart LS SHP Iron Block 9.240 Deck/4.000 Bore 31867111
DART
$3,999.99LS SHP Iron Block 9.240 Deck/4.000 BoreEngineSHP LS NextBare Block4 in Bore9.240 Deck4-Bolt MainsIronGM LS-SeriesEachDRT31867111- SKU:
- DRT31867111
- Availability:
- Ships Same Business Day
- Weight:
- 185.00 LBS
- MFG Part #:
- 31867111
$3,999.99Qty in Cart: 0Quantity:Price:$3,999.99Subtotal: -
Dart LS Iron Block - 9.240/ 4.125 w/Steel Main Caps 31837211
DART
$4,499.99LS Iron Block - 9.240/ 4.125 w/Steel Main Caps Engine LS Next Bare Block 4.125 in Bore 9.240 Deck 4-Bolt Mains 1 Piece Seal 0.375 in Extended Cylinders Iron GM LS-Series Each Designed from a clean slate approach the LS Next Iron block has addressed the...DRT31837211- SKU:
- DRT31837211
- Availability:
- Ships Same Business Day
- Weight:
- 238.00 LBS
- MFG Part #:
- 31837211
$4,499.99 -
Dart LS Iron Block - 9.240/ 4.000 w/Steel Main Caps 31837111
DART
$4,499.99LS Iron Block - 9.240/ 4.000 w/Steel Main Caps Engine LS Next Bare Block 4 in Bore 9.240 Deck 4-Bolt Mains 1 Piece Seal 0.375 in Extended Cylinder Barrels Iron GM LS-Series Each Designed from a clean slate approach the LS Next Iron block has addressed...DRT31837111- SKU:
- DRT31837111
- Availability:
- Ships Same Business Day
- Weight:
- 238.00 LBS
- MFG Part #:
- 31837111
$4,499.99Qty in Cart: 0Quantity:Price:$4,499.99Subtotal: -
Dart SBC Pro SHP Iron Block 9.025 4.125/400 31162212
DART
$3,799.99SBC Pro SHP Iron Block 9.025 4.125/400EngineSHP ProBare Block4.125 in Bore9.025 Deck400 Main4-Bolt Mains2 Piece SealBBC Camshaft BoreIronSmall Block ChevyEachDRT31162212- SKU:
- DRT31162212
- Availability:
- Ships Same Business Day
- Weight:
- 186.00 LBS
- MFG Part #:
- 31162212
$3,799.99 -
Dart SBC SHP Iron Block 9.025 4.125/400 31162211
DART
$2,299.99SBC SHP Iron Block 9.025 4.125/400 Engine SHP Bare Block 4.125 in Bore 9.025 Deck 400 Main 4-Bolt Mains 2 Piece Seal Iron Small Block Chevy Each Unleash the full potential of your high-performance racing setup with the Dart SBC SHP Iron Block. Built...DRT31162211- SKU:
- DRT31162211
- Availability:
- Ships Same Business Day
- Weight:
- 178.00 LBS
- MFG Part #:
- 31162211
$2,299.99Qty in Cart: 0Quantity:Price:$2,299.99Subtotal: -
Dart SBC Pro SHP Iron Block - 9.025 4.125/350 31161212
DART
$3,799.99SBC Pro SHP Iron Block - 9.025 4.125/350EngineSHP ProBare Block4.125 in Bore9.025 Deck350 Main4-Bolt Mains2 Piece SealBBC Camshaft BoreIronSmall Block ChevyEachDRT31161212- SKU:
- DRT31161212
- Availability:
- Ships Same Business Day
- Weight:
- 182.00 LBS
- MFG Part #:
- 31161212
$3,799.99Qty in Cart: 0Quantity:Price:$3,799.99Subtotal: -
Dart SBC SHP Iron Block - 9.025 4.125/350 31161211
DART
$2,299.99SBC SHP Iron Block - 9.025 4.125/350EngineSHPBare Block4.125 in Bore9.025 Deck350 Main4-Bolt / 2-Bolt Main2 Piece SealIronSmall Block ChevyEachDRT31161211- SKU:
- DRT31161211
- Availability:
- Ships Same Business Day
- Weight:
- 176.00 LBS
- MFG Part #:
- 31161211
$2,299.99Qty in Cart: 0Quantity:Price:$2,299.99Subtotal: -
Dart SBC Pro SHP Iron Block - 9.025 4.000/350 31161112
DART
$3,799.99SBC Pro SHP Iron Block - 9.025 4.000/350EngineSHP ProBare Block4 in Bore9.025 Deck350 Main4-Bolt Mains2 Piece SealBBC Camshaft BoreIronSmall Block ChevyEachDRT31161112- SKU:
- DRT31161112
- Availability:
- Ships Same Business Day
- Weight:
- 192.00 LBS
- MFG Part #:
- 31161112
$3,799.99Qty in Cart: 0Quantity:Price:$3,799.99Subtotal: -
Dart SBC SHP Iron Block - 9.025 4.000/350 31161111
DART
$2,299.99SBC SHP Iron Block - 9.025 4.000/350EngineSHPBare Block4 in Bore9.025 Deck350 Main4-Bolt / 2-Bolt Main2 Piece SealIronSmall Block ChevyEachDRT31161111- SKU:
- DRT31161111
- Availability:
- Ships Same Business Day
- Weight:
- 186.00 LBS
- MFG Part #:
- 31161111
$2,299.99Qty in Cart: 0Quantity:Price:$2,299.99Subtotal: -
Dart SBC Parts Kit - (1) Head 2.05/1.60 1.437 Spring 28212000
DART
$273.23SBC Parts Kit - (1) Head 2.05/1.60 1.437 SpringCylinder Head Parts2.05/1.60 in Stainless Valves1.437 in Dual SpringsRetainersLocksStudsGuideplatesSealsSmall Block FordKitDRT28212000- SKU:
- DRT28212000
- Availability:
- Ships Same Business Day
- Weight:
- 5.98 LBS
- MFG Part #:
- 28212000
$273.23 -
Dart SBC Parts Kit - (1) Head 2.02/1.60 1.250 Spring 28111000
DART
$184.26SBC Parts Kit - (1) Head 2.02/1.60 1.250 SpringCylinder Head Parts2.02/1.60 in Stainless Valves1.250 in SpringsRetainersLocksStudsGuideplatesSealsSmall Block ChevyKitDRT28111000- SKU:
- DRT28111000
- Availability:
- Ships Same Business Day
- Weight:
- 5.59 LBS
- MFG Part #:
- 28111000
$184.26 -
Dart SBF 195cc Pro-1 Head 62cc 2.02/1.60 Assm. 13211112
DART
$1,236.96SBF 195cc Pro-1 Head 62cc 2.02/1.60 Assm.Cylinder HeadPro 1Assembled2.020 / 1.600 in Valve195 cc Intake62 cc Chamber1.437 in SpringsAluminumSmall Block FordEachDRT13211112- SKU:
- DRT13211112
- Availability:
- Ships Same Business Day
- Weight:
- 30.30 LBS
- MFG Part #:
- 13211112
$1,236.96Qty in Cart: 0Quantity:Price:$1,236.96Subtotal: -
Dart SBF 195cc Pro-1 Head 58cc 2.02/1.60 Bare 13200010
DART
$872.89SBF 195cc Pro-1 Head 58cc 2.02/1.60 BareCylinder HeadPro 1Bare2.020 / 1.600 in Valves195 cc Intake58 cc ChamberAluminumSmall Block FordEachDRT13200010- SKU:
- DRT13200010
- Availability:
- Ships Same Business Day
- Weight:
- 23.50 LBS
- MFG Part #:
- 13200010
$872.89Qty in Cart: 0Quantity:Price:$872.89Subtotal: -
Dart SBC 227cc Pro-1 Head 66cc A/P 2.08/1.60 Assm. 11971143P
DART
$2,241.57SBC 227cc Pro-1 Head 66cc A/P 2.08/1.60 Assm.Cylinder HeadPro 1 CNCAssembled2.080 / 1.600 in Valve227 cc Intake66 cc Chamber1.550 in SpringsAngle PlugAluminumSmall Block ChevyEachDRT11971143P- SKU:
- DRT11971143P
- Availability:
- Ships Same Business Day
- Weight:
- 26.60 LBS
- MFG Part #:
- 11971143P
$2,241.57
