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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Peterson Fluid HTD Oil Pump Pulley 38T 1.25 Wide 06-1338-W
PETERSON FLUID
$124.99The Peterson Fluid HTD Oil Pump Pulley ensures precise belt synchronization and reliable oil circulation under sustained high RPM conditions. This aluminum pulley is engineered for drag racing, circle track, and engine builds demanding consistent fluid...PTR06-1338-W- SKU:
- PTR06-1338-W
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
$124.99 -
Peterson Fluid HTD Oil Pump Pulley 36t 1.25 Wide 06-1336-W
PETERSON FLUID
$123.99Precision timing synchronization is critical in high-performance engine builds, and a quality oil pump pulley ensures your HTD belt system maintains consistent drive ratios under load. The Peterson Fluid 36-tooth pulley delivers reliable power...PTR06-1336-W- SKU:
- PTR06-1336-W
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
$123.99 -
Peterson Fluid Guide Washer 2.750 x 1/8 Splined 06-0735
PETERSON FLUID
$18.99The Peterson Fluid Guide Washer keeps your splined pulley system running true, preventing lateral movement that can cause premature wear on your serpentine belt and accessory drive components. Precision-engineered for Peterson's spline drive pulley...PTR06-0735- SKU:
- PTR06-0735
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$18.99 -
Oil Filter Mount 3/4in- 16 Ports: 1/4in NPT 4791
PERMA-COOL
$34.22A remote oil filter mount gives you flexible system architecture for tight engine bays, custom builds, and optimized plumbing layouts. This aluminum unit handles standard 3/4-16 filter threads while offering four 1/4in NPT ports for inlet, outlet, and...PRM4791- SKU:
- PRM4791
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
$34.22 -
Bolt-On Adapter Early Ch evrolet V8 with Canister 113
PERMA-COOL
$34.24If you're running a classic Chevy V8 without modern oil filtration, you're risking inadequate bypass protection and potential engine wear. This bolt-on adapter integrates seamlessly into your block-mounted system, giving you the control to add efficient...PRM113- SKU:
- PRM113
- Availability:
- Ships Same Business Day
- Weight:
- 2.00 LBS
$34.24 -
Std. Oil Filter Relocati on Kit (Single) 3/4in-1 10611
PERMA-COOL
$74.99Relocating your oil filter away from the engine bay reduces underhood heat and simplifies maintenance access in tight engine compartments. This kit delivers a professional-grade remote filtration setup that keeps your oil cooler while freeing up valuable...PRM10611- SKU:
- PRM10611
- Availability:
- Ships Same Business Day
- Weight:
- 3.10 LBS
$74.99Qty in Cart: 0Quantity:Price:$74.99Subtotal: -
SBF 6.61in Balancer 28oz Ext. Balance - SFI 34269
PRO-RACE PERFORMANCE PRODUCTS
$221.99A harmonic balancer is critical to small block Ford engine reliability—it absorbs crankshaft vibration that can cause premature bearing wear, timing chain stretch, and component failure at high RPM. The SBF 6.61in Balancer delivers the precision...PRH34269- SKU:
- PRH34269
- Availability:
- Ships Same Business Day
- Weight:
- 12.60 LBS
$221.99 -
SBC 6.61in Balancer Ext. Balance - SFI 34266
PRO-RACE PERFORMANCE PRODUCTS
$222.99A quality harmonic balancer is essential for controlling crankshaft vibration and protecting your engine from premature wear and catastrophic failure. This SBC external balance unit is purpose-built for high-performance applications where precision and...PRH34266- SKU:
- PRH34266
- Availability:
- Ships Same Business Day
- Weight:
- 11.40 LBS
$222.99Qty in Cart: 0Quantity:Price:$222.99Subtotal: -
SBC 6.1in Balancer Int. Balance - SFI 34265
PRO-RACE PERFORMANCE PRODUCTS
$218.99A properly balanced harmonic balancer is critical for small block Chevy engines running at high RPM—it reduces destructive vibration, protects your crankshaft from premature wear, and keeps your engine running smooth even under sustained boost or...PRH34265- SKU:
- PRH34265
- Availability:
- Ships Same Business Day
- Weight:
- 10.60 LBS
$218.99 -
SBC 6.61in Balancer Int. Balance - SFI 34262
PRO-RACE PERFORMANCE PRODUCTS
$206.99A properly balanced harmonic balancer is critical for protecting your Small Block Chevy engine from destructive harmonic vibrations that can lead to crank failure and component damage. This SBC balancer delivers the precision internal balance needed for...PRH34262- SKU:
- PRH34262
- Availability:
- Ships Same Business Day
- Weight:
- 10.64 LBS
$206.99 -
GM LS 7.25in Balancer Int. Balance - SFI 34261
PRO-RACE PERFORMANCE PRODUCTS
$279.99Engine balance directly impacts reliability, longevity, and peak performance—especially under the extreme conditions of racing and forced induction builds. A quality harmonic balancer absorbs destructive crankshaft vibrations, reducing wear on main...PRH34261- SKU:
- PRH34261
- Availability:
- Ships Same Business Day
- Weight:
- 13.42 LBS
$279.99 -
GM LS 7.25in Balancer Int. Balance - SFI 34260
PRO-RACE PERFORMANCE PRODUCTS
$252.99A harmonic balancer is critical for GM LS-Series engines running at high RPM—it absorbs destructive vibrations that can crack cranks and compromise reliability under sustained boost or nitrous. This Pro Sport balancer delivers the durability and...PRH34260- SKU:
- PRH34260
- Availability:
- Ships Same Business Day
- Weight:
- 12.95 LBS
$252.99Qty in Cart: 0Quantity:Price:$252.99Subtotal: -
SBC 6.1in Balancer Lwt. Int. Balance - SFI 31262
PRO-RACE PERFORMANCE PRODUCTS
$174.99Harmonic balancers are critical to engine longevity—they absorb crankshaft vibration that would otherwise crack bearings and compromise reliability. This lightweight, internally balanced option is engineered for Small Block Chevy engines that demand...PRH31262- SKU:
- PRH31262
- Availability:
- Ships Same Business Day
- Weight:
- 5.67 LBS
$174.99 -
Shaft Mount R/A System - GM LS3/L92 1.7 Ratio 3536431
PRW INDUSTRIES, INC.
$797.25A 1.7 ratio rocker arm system directly increases valve lift and duration, translating to improved airflow and measurable power gains across your LS3/L92 engine's RPM range. Full roller design eliminates friction losses inherent in stamped steel arms,...PQX3536431- SKU:
- PQX3536431
- Availability:
- Ships Same Business Day
- Weight:
- 14.70 LBS
$797.25 -
Crank Adapter Sleeve - GM LS to Early Trans. 1800346
PRW INDUSTRIES, INC.
$23.58Swapping an LS engine into a vehicle with an early transmission demands precision engineering at the crankshaft interface—and this adapter sleeve delivers exactly that. By providing a reliable mechanical bridge between your GM converter and LS crank, you...PQX1800346- SKU:
- PQX1800346
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
$23.58 -
Billet Alum. Stud Girdle Kit - SBC 1535002
PRW INDUSTRIES, INC.
$190.92Rocker arm stud girdles are essential for controlling valve train deflection under high RPM and boost conditions—they prevent stud flex that can cause inconsistent valve timing and potential catastrophic failure. This billet aluminum kit provides rigid...PQX1535002- SKU:
- PQX1535002
- Availability:
- Ships Same Business Day
- Weight:
- 5.80 LBS
$190.92 -
Billet Alum. Stud Girdle Kit - SBC 1535001
PRW INDUSTRIES, INC.
$190.92Rocker arm stud girdles are essential for maintaining consistent valve train geometry under high RPM and boost conditions. This billet aluminum kit eliminates stud flex that causes valve timing variations and potential rocker arm lift-off. If you're...PQX1535001- SKU:
- PQX1535001
- Availability:
- Ships Same Business Day
- Weight:
- 6.16 LBS
$190.92 -
Billet Alum. Stud Girdle Kit - SBC 1535000
PRW INDUSTRIES, INC.
$190.92Rocker arm stud girdle kits are essential for maintaining consistent valve train geometry under high-RPM conditions, preventing stud deflection that compromises performance and reliability. This billet aluminum design combines precision engineering with...PQX1535000- SKU:
- PQX1535000
- Availability:
- Ships Same Business Day
- Weight:
- 6.19 LBS
$190.92 -
Billet Alum. Stud Girdle Kit - SBF 1530201
PRW INDUSTRIES, INC.
$190.92Rocker arm studs experience tremendous loads during high-RPM operation, and factory hardware can flex under pressure, robbing you of valve train stability and consistency. This billet aluminum girdle kit consolidates your stud geometry into a solid,...PQX1530201- SKU:
- PQX1530201
- Availability:
- Ships Same Business Day
- Weight:
- 5.75 LBS
$190.92 -
Billet Alum. Stud Girdle Kit - SBF 1530200
PRW INDUSTRIES, INC.
$190.92Rocker arm stud girdles are essential for maintaining proper valve train geometry under high RPM and boost conditions. This billet aluminum kit eliminates stud deflection that can cause valvetrain misalignment, loss of lift, and premature wear on your...PQX1530200- SKU:
- PQX1530200
- Availability:
- Ships Same Business Day
- Weight:
- 5.72 LBS
$190.92
