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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Main Bearing Set MS-1564P
MICHIGAN 77
$315.99Main bearing wear is one of the most common failure points in high-mileage Small Block Chevy engines, and running degraded bearings accelerates damage to your crankshaft and block. The MS-1564P...M77MS1564P- SKU:
- M77MS1564P
- Availability:
- Ships Same Business Day
- Weight:
- 2.37 LBS
- MFG Part #:
- MS1564P
$315.99Qty in Cart: 0Quantity:Price:$315.99Subtotal: -
Main Bearing Set MS-1432P-20
MICHIGAN 77
$92.99Main bearing wear is one of the most critical failure points in high-performance engines, directly affecting crankshaft stability, oil pressure, and overall engine longevity. The MS-1432P-20 delivers...M77MS1432P20- SKU:
- M77MS1432P20
- Availability:
- Ships Same Business Day
- Weight:
- 1.48 LBS
- MFG Part #:
- MS1432P20
$92.99 -
Main Bearing Set MS-1432P-10
MICHIGAN 77
$87.99Main bearing wear is one of the fastest paths to catastrophic engine failure—whether you're pushing power at the track or building a reliable street engine. The MS-1432P-10 delivers...M77MS1432P10- SKU:
- M77MS1432P10
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
- MFG Part #:
- MS1432P10
$87.99 -
Main Bearing Set MS-1432P
MICHIGAN 77
$88.99Engine rebuilds demand precision components that maintain tight tolerances under sustained load and RPM cycles. The MS-1432P Main Bearing Set delivers OEM-grade construction specifically engineered...M77MS1432P- SKU:
- M77MS1432P
- Availability:
- Ships Same Business Day
- Weight:
- 1.37 LBS
- MFG Part #:
- MS1432P
$88.99 -
Main Bearing Set MS-1432HX
MICHIGAN 77
$107.99Proper main bearing clearance is critical for engine longevity and reliability, especially in modified or high-output applications where oil flow directly impacts bearing life. The MS-1432HX delivers...M77MS1432HX- SKU:
- M77MS1432HX
- Availability:
- Ships Same Business Day
- Weight:
- 1.39 LBS
- MFG Part #:
- MS1432HX
$107.99 -
Main Bearing Set MS-1432H
MICHIGAN 77
$108.99Main bearing wear is one of the primary culprits behind engine knock, loss of power, and catastrophic failure—especially in high-performance and rebuilt applications. The MS-1432H delivers...M77MS1432H- SKU:
- M77MS1432H
- Availability:
- Ships Same Business Day
- Weight:
- 1.42 LBS
- MFG Part #:
- MS1432H
$108.99 -
Main Bearing Set MS-1110H-1
MICHIGAN 77
$284.99Main bearing wear is one of the most common causes of catastrophic engine failure, especially under sustained high-RPM or forced-induction loads. The MS-1110H-1 delivers precision-engineered bearing...M77MS1110H1- SKU:
- M77MS1110H1
- Availability:
- Ships Same Business Day
- Weight:
- 1.96 LBS
- MFG Part #:
- MS1110H1
$284.99 -
Main Bearing Set MS-1110H
MICHIGAN 77
$219.99A quality main bearing set is the foundation of any reliable small block Chevy engine—without proper bearing support, your crankshaft will wear prematurely and compromise overall engine durability...M77MS1110H- SKU:
- M77MS1110H
- Availability:
- Ships Same Business Day
- Weight:
- 2.01 LBS
- MFG Part #:
- MS1110H
$219.99Qty in Cart: 0Quantity:Price:$219.99Subtotal: -
Main Bearing Set MS-1038P-10
MICHIGAN 77
$97.99A quality main bearing set is fundamental to engine reliability during high-performance operation and rebuilds. The MS-1038P-10 delivers precision fit and durability through engineered tolerances,...M77MS1038P10- SKU:
- M77MS1038P10
- Availability:
- Ships Same Business Day
- Weight:
- 1.32 LBS
- MFG Part #:
- MS1038P10
$97.99 -
Main Bearing Set MS-1038P
MICHIGAN 77
$109.99Main bearing wear is one of the fastest ways to compromise engine reliability and performance, especially under sustained load or high RPM conditions. The MS-1038P delivers OEM-grade construction...M77MS1038P- SKU:
- M77MS1038P
- Availability:
- Ships Same Business Day
- Weight:
- 1.30 LBS
- MFG Part #:
- MS1038P
$109.99 -
Main Bearing Set MS-1038HX
MICHIGAN 77
$104.99Main bearing wear is one of the most critical failure points in any engine build, and running undersized clearances can lead to catastrophic bearing failure under sustained load. The MS-1038HX...M77MS1038HX- SKU:
- M77MS1038HX
- Availability:
- Ships Same Business Day
- Weight:
- 1.31 LBS
- MFG Part #:
- MS1038HX
$104.99 -
Main Bearing Set MS-1038H-10
MICHIGAN 77
$103.99Main bearing wear is one of the most critical failure points in any engine rebuild or high-performance build. The MS-1038H-10 delivers the precision fit and material quality necessary to maintain...M77MS1038H10- SKU:
- M77MS1038H10
- Availability:
- Ships Same Business Day
- Weight:
- 1.37 LBS
- MFG Part #:
- MS1038H10
$103.99 -
Main Bearing Set MS-1038H-1
MICHIGAN 77
$88.99Main bearing wear is one of the fastest ways to compromise engine reliability and performance. The MS-1038H-1 delivers precision-fit bearings engineered specifically for Small Block Chevy platforms,...M77MS1038H1- SKU:
- M77MS1038H1
- Availability:
- Ships Same Business Day
- Weight:
- 1.27 LBS
- MFG Part #:
- MS1038H1
$88.99Qty in Cart: 0Quantity:Price:$88.99Subtotal: -
Rod Bearing CB-831P-30
MICHIGAN 77
$13.99Connecting rod bearings are critical to engine longevity and reliability—inadequate clearance or material degradation leads to catastrophic failure, while precision-engineered bearings like the...M77CB831P30- SKU:
- M77CB831P30
- Availability:
- Ships Same Business Day
- Weight:
- 0.14 LBS
- MFG Part #:
- CB831P30
$13.99 -
Rod Bearing CB-831P-20
MICHIGAN 77
$14.99A quality rod bearing is critical to engine longevity—cheap bearings fail under load, leading to catastrophic engine damage. The CB-831P-20 delivers precision engineering with a 0.020" undersize...M77CB831P20- SKU:
- M77CB831P20
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- MFG Part #:
- CB831P20
$14.99 -
Rod Bearing CB-831P-10
MICHIGAN 77
$9.99Proper rod bearing clearance is critical to engine longevity—undersized bearings allow you to dial in exact tolerances for your Small Block Ford rebuild, reducing friction and preventing premature...M77CB831P10- SKU:
- M77CB831P10
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- MFG Part #:
- CB831P10
$9.99 -
Rod Bearing CB-831P
MICHIGAN 77
$12.99Rod bearings are critical wear items that directly impact engine reliability and longevity, especially in performance applications where higher RPMs and loads demand precision-engineered components...M77CB831P- SKU:
- M77CB831P
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- MFG Part #:
- CB831P
$12.99 -
Rod Bearing CB-831HXN
MICHIGAN 77
$24.99Connecting rod bearings are critical to engine reliability under sustained load and high RPM conditions. The CB-831HXN delivers the extra oil clearance your H-Series engine needs to maintain...M77CB831HXN- SKU:
- M77CB831HXN
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MFG Part #:
- CB831HXN
$24.99Qty in Cart: 0Quantity:Price:$24.99Subtotal: -
Rod Bearing CB-831HN
MICHIGAN 77
$21.99A quality rod bearing is critical to engine longevity and reliability, especially in high-performance or rebuilt applications where precise clearances directly impact bearing life and oil film...M77CB831HN- SKU:
- M77CB831HN
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- MFG Part #:
- CB831HN
$21.99 -
Rod Bearing CB-745VN
MICHIGAN 77
$16.99Connecting rod bearings are critical to engine longevity—they handle extreme pressures and temperatures while supporting your crankshaft under load. The CB-745VN delivers the precision clearances and...M77CB745VN- SKU:
- M77CB745VN
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
- MFG Part #:
- CB745VN
$16.99
