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!
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- Qty in Cart
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- Price
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SBC PowerPak Piston Set 4.030 Bore Flat-Top -9cc 197724930
MAHLE PISTONS
$970.82A quality piston set is fundamental to building reliable power in a Small Block Chevy engine. The PowerPak 4.030 bore pistons deliver the precision geometry and material strength needed for consistent performance, whether you're targeting a naturally...MAH197724930- SKU:
- MAH197724930
- Availability:
- Ships Same Business Day
- Weight:
- 14.00 LBS
$970.82 -
Cam Bearing Set SH-2125S
MICHIGAN 77
$39.99Precision cam bearings are the foundation of consistent valve timing and reliable power delivery—especially in high-performance LS-Series builds where tolerances matter. The SH-2125S delivers OEM-quality fitment with engineered durability to handle...M77SH2125S- SKU:
- M77SH2125S
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
$39.99 -
Cam Bearing Set SH-1814S
MICHIGAN 77
$34.99Factory camshaft bearings wear under sustained high-RPM operation, leading to increased clearances, oil pressure loss, and potential bearing failure. The SH-1814S Cam Bearing Set restores proper journal clearances and ensures consistent oil delivery to...M77SH1814S- SKU:
- M77SH1814S
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
$34.99 -
Cam Bearing Set SH-1321S
MICHIGAN 77
$65.99Camshaft bearing wear is one of the most overlooked failure points in high-mileage Small Block Ford engines, leading to catastrophic internal damage if left unchecked. The SH-1321S Cam Bearing Set restores proper journal clearance and oil flow, ensuring...M77SH1321S- SKU:
- M77SH1321S
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
$65.99 -
Main Bearing Set MS-909H-30
MICHIGAN 77
$99.99If you're rebuilding a small block Chevy engine or freshening up a tired long-block, main bearing clearance directly impacts oil pressure stability, bearing longevity, and overall engine reliability. The MS-909H-30 is engineered to restore proper...M77MS909H30- SKU:
- M77MS909H30
- Availability:
- Ships Same Business Day
- Weight:
- 1.10 LBS
$99.99 -
Main Bearing Set MS-429P-1
MICHIGAN 77
$55.99A quality main bearing set is the foundation of engine reliability, especially under high RPM and boost conditions where factory tolerances won't cut it. The MS-429P-1 delivers precision-engineered bearing surfaces that reduce friction, improve oil flow,...M77MS429P1- SKU:
- M77MS429P1
- Availability:
- Ships Same Business Day
- Weight:
- 1.15 LBS
$55.99 -
Main Bearing Set MS-2199P-20
MICHIGAN 77
$90.99A quality main bearing set is critical for engine longevity and reliable power delivery, especially in high-performance LS builds where tolerances demand precision. The MS-2199P-20 delivers OEM-grade construction with the exact undersize spec needed for...M77MS2199P20- SKU:
- M77MS2199P20
- Availability:
- Ships Same Business Day
- Weight:
- 1.15 LBS
$90.99 -
Main Bearing Set MS-2199P-10
MICHIGAN 77
$113.99A quality main bearing set is critical for engine longevity and reliability under high load conditions. The MS-2199P-10 delivers the precision fit and robust construction required for sustained performance in LS-Series builds, whether you're running...M77MS2199P10- SKU:
- M77MS2199P10
- Availability:
- Ships Same Business Day
- Weight:
- 1.20 LBS
$113.99 -
Main Bearing Set MS-2199P
MICHIGAN 77
$117.99The MS-2199P Main Bearing Set is engineered to restore proper bearing clearances and eliminate catastrophic engine failure in high-performance LS builds. Whether you're rebuilding after a race season or assembling a fresh short block, quality main...M77MS2199P- SKU:
- M77MS2199P
- Availability:
- Ships Same Business Day
- Weight:
- 1.11 LBS
$117.99 -
Main Bearing Set MS-2199HX
MICHIGAN 77
$151.99Main bearing failure in a high-output LS engine can happen without warning—and it's catastrophic. The MS-2199HX delivers the extra oil clearance you need to maintain film strength under sustained boost or elevated RPM, protecting your bottom end during...M77MS2199HX- SKU:
- M77MS2199HX
- Availability:
- Ships Same Business Day
- Weight:
- 1.16 LBS
$151.99 -
Main Bearing Set MS-2199H-10
MICHIGAN 77
$157.99A worn or damaged main bearing set will destroy your engine's foundation—and your race results. The Main Bearing Set MS-2199H-10 delivers the precision clearances and durability required to keep your LS-Series engine running at peak performance, whether...M77MS2199H10- SKU:
- M77MS2199H10
- Availability:
- Ships Same Business Day
- Weight:
- 1.23 LBS
$157.99 -
Main Bearing Set MS-2199H-1
MICHIGAN 77
$152.99A quality main bearing set is critical to engine reliability and longevity, especially in high-performance applications where clearances and tolerances directly impact durability. The MS-2199H-1 is engineered to OEM specifications with tight tolerances...M77MS2199H1- SKU:
- M77MS2199H1
- Availability:
- Ships Same Business Day
- Weight:
- 1.15 LBS
$152.99 -
Main Bearing Set MS-2199H
MICHIGAN 77
$131.99A quality main bearing set is fundamental to engine longevity and reliability, especially in high-performance LS-series applications where sustained RPM and boost levels demand precision-engineered components. The MS-2199H delivers OEM-equivalent...M77MS2199H- SKU:
- M77MS2199H
- Availability:
- Ships Same Business Day
- Weight:
- 1.15 LBS
$131.99 -
Main Bearing Set MS-1432H-10
MICHIGAN 77
$112.99A quality main bearing set is foundational to engine reliability and longevity, especially in high-performance applications where clearances and material integrity directly impact power delivery and durability. The MS-1432H-10 delivers OEM-grade...M77MS1432H10- SKU:
- M77MS1432H10
- Availability:
- Ships Same Business Day
- Weight:
- 1.49 LBS
$112.99 -
Main Bearing Set MS-1038P-20
MICHIGAN 77
$99.99A quality main bearing set is fundamental to engine reliability and longevity. The MS-1038P-20 delivers precision tolerances and robust construction specifically engineered for Small Block Chevy platforms, ensuring consistent oil film strength and...M77MS1038P20- SKU:
- M77MS1038P20
- Availability:
- Ships Same Business Day
- Weight:
- 1.38 LBS
$99.99 -
Main Bearing Set MS-1038H-9
MICHIGAN 77
$89.99A quality main bearing set is the foundation of engine reliability—without proper bearing clearance and material integrity, you're risking catastrophic failure under load. The MS-1038H-9 delivers the precision tolerances and robust construction needed...M77MS1038H9- SKU:
- M77MS1038H9
- Availability:
- Ships Same Business Day
- Weight:
- 1.36 LBS
$89.99 -
Rod Bearing CB-831HN-10
MICHIGAN 77
$18.99When you're rebuilding a Small Block Ford engine, precision bearing clearance is non-negotiable—oversized wear means catastrophic failure. The Rod Bearing CB-831HN-10 delivers the exact undersize geometry you need for engines that have been bored or show...M77CB831HN10- SKU:
- M77CB831HN10
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
$18.99 -
Rod Bearing CB-745HN-30
MICHIGAN 77
$16.99Rod bearings are the critical interface between your connecting rods and crankshaft—their durability directly impacts engine reliability and performance under extreme load. The CB-745HN-30 delivers precision engineering with OEM-quality construction,...M77CB745HN30- SKU:
- M77CB745HN30
- Availability:
- Ships Same Business Day
- Weight:
- 0.14 LBS
$16.99 -
Rod Bearing CB-745HN-20
MICHIGAN 77
$21.99Connecting rod bearings are critical wear items that directly impact engine longevity and performance—undersized bearings compensate for wear and maintain proper clearances, preventing catastrophic engine failure. The CB-745HN-20 delivers precision...M77CB745HN20- SKU:
- M77CB745HN20
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
$21.99 -
Rod Bearing CB-745HN-10
MICHIGAN 77
$14.99Precision bearing clearances are critical to engine longevity and reliability under sustained RPM and load—especially in forced induction or high-revving applications. The Rod Bearing CB-745HN-10 delivers the exact fitment and tolerance your Small Block...M77CB745HN10- SKU:
- M77CB745HN10
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
$14.99
