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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Isky 1.570 Dual Valve Spring Set w/Damper (16pk) 9987RADML
ISKY CAMS
$694.991.570 Dual Valve Spring Set w/Damper (16pk)Valve SpringMax-LifeDual Spring / Samper644 lb/in Spring Rate1.150 in Coil Bind1.570 in ODSet of 16ISK9987-RADML- SKU:
- ISK9987-RADML
- Availability:
- Ships Same Business Day
- Weight:
- 6.00 LBS
- MFG Part #:
- 9987-RADML
$694.99 -
Isky 1.560 Valve Springs 9985RAD
ISKY CAMS
$558.991.560 Valve Springs Valve SpringRAD-9000Dual Spring / Damper500 lb/in Spring Rate1.200 in Coil Bind1.560 in ODSet of 16ISK9985-RAD- SKU:
- ISK9985-RAD
- Availability:
- Ships Same Business Day
- Weight:
- 6.05 LBS
- MFG Part #:
- 9985RAD
$558.99 -
Isky 1.560 Valve Springs 9985
ISKY CAMS
$492.991.560 Valve Springs Valve SpringTool RoomDual Spring / Damper500 lb/in Spring Rate1.200 in Coil Bind1.560 in ODSet of 16ISK9985- SKU:
- ISK9985
- Availability:
- Ships Same Business Day
- Weight:
- 6.12 LBS
- MFG Part #:
- 9985
$492.99 -
Isky 1.560 Valve Springs 9975
ISKY CAMS
$448.991.560 Valve Springs Valve SpringTool RoomDual Spring / Damper480 lb/in Spring Rate1.190 in Coil Bind1.560 in ODSet of 16ISK9975- SKU:
- ISK9975
- Availability:
- Ships Same Business Day
- Weight:
- 5.94 LBS
- MFG Part #:
- 9975
$448.99 -
Isky 1.560 Valve Springs 9965
ISKY CAMS
$448.991.560 Valve Springs Valve SpringTool RoomDual Spring / Damper470 lb/in Spring Rate1.170 in Coil Bind1.560 in ODSet of 16ISK9965- SKU:
- ISK9965
- Availability:
- Ships Same Business Day
- Weight:
- 6.00 LBS
- MFG Part #:
- 9965
$448.99 -
Isky 1.625 Valve Springs 9955RAD
ISKY CAMS
$558.991.625 Valve Springs Valve SpringRAD-9000Dual Spring / Damper545 lb/in Spring Rate1.240 in Coil Bind1.625 in ODSet of 16ISK9955-RAD- SKU:
- ISK9955-RAD
- Availability:
- Ships Same Business Day
- Weight:
- 6.35 LBS
- MFG Part #:
- 9955RAD
$558.99 -
Isky 1.625 Valve Springs 9945RAD
ISKY CAMS
$558.991.625 Valve Springs Valve SpringRAD-9000Dual Spring / Damper550 lb/in Spring Rate1.180 in Coil Bind1.625 in ODSet of 16ISK9945-RAD- SKU:
- ISK9945-RAD
- Availability:
- Ships Same Business Day
- Weight:
- 6.66 LBS
- MFG Part #:
- 9945RAD
$558.99 -
Isky 1.625 Valve Springs 9945
ISKY CAMS
$481.991.625 Valve Springs Valve SpringTool RoomDual Spring / Damper550 lb/in Spring Rate1.180 in Coil Bind1.625 in ODSet of 16ISK9945- SKU:
- ISK9945
- Availability:
- Ships Same Business Day
- Weight:
- 6.60 LBS
- MFG Part #:
- 9945
$481.99Qty in Cart: 0Quantity:Price:$481.99Subtotal: -
Isky 1.560 Valve Springs 9935
ISKY CAMS
$447.991.560 Valve Springs Valve SpringTool RoomDual Spring490 lb/in Spring Rate1.150 in Coil Bind1.560 in ODSet of 16ISK9935- SKU:
- ISK9935
- Availability:
- Ships Same Business Day
- Weight:
- 5.49 LBS
- MFG Part #:
- 9935
$447.99 -
Isky 1.534 Valve Springs 9905
ISKY CAMS
$454.991.534 Valve Springs Valve SpringTool RoomDual Spring / Damper475 lb/in Spring Rate1.160 in Coil Bind1.534 in ODSet of 16ISK9905- SKU:
- ISK9905
- Availability:
- Ships Same Business Day
- Weight:
- 5.56 LBS
- MFG Part #:
- 9905
$454.99 -
Isky 1.560in Valve Springs 9385PLUS
ISKY CAMS
$372.991.560in Valve Springs Valve SpringPlus-SeriesDual Spring / Damper500 lb/in Spring Rate1.180 in Coil Bind1.560 in ODSet of 16ISK9385PLUS- SKU:
- ISK9385PLUS
- Availability:
- Ships Same Business Day
- Weight:
- 5.99 LBS
- MFG Part #:
- 9385PLUS
$372.99 -
Isky 1.560in Valve Springs 9375PLUS
ISKY CAMS
$369.991.560in Valve Springs Valve SpringPlus-SeriesDual Spring / Damper480 lb/in Spring Rate1.190 in Coil Bind1.560 in ODSet of 16ISK9375PLUS- SKU:
- ISK9375PLUS
- Availability:
- Ships Same Business Day
- Weight:
- 5.99 LBS
- MFG Part #:
- 9375PLUS
$369.99 -
Isky 1.550in Valve Springs 9365SP
ISKY CAMS
$392.991.550in Valve Springs Valve SpringSP-SeriesDual Spring / Damper460 lb/in Spring Rate1.170 in Coil Bind1.550 in ODSet of 16ISK9365-SP- SKU:
- ISK9365-SP
- Availability:
- Ships Same Business Day
- Weight:
- 5.94 LBS
- MFG Part #:
- 9365SP
$392.99 -
Isky 1.560in Valve Springs 9365PLUS
ISKY CAMS
$364.991.560in Valve Springs Valve SpringPlus-SeriesDual Spring / Damper470 lb/in Spring Rate1.170 in Coil Bind1.560 in ODSet of 16ISK9365PLUS- SKU:
- ISK9365PLUS
- Availability:
- Ships Same Business Day
- Weight:
- 6.00 LBS
- MFG Part #:
- 9365PLUS
$364.99 -
Isky 1.550in Valve Springs 9365
ISKY CAMS
$277.991.550in Valve Springs Valve SpringDual Spring / Damper470 lb/in Spring Rate1.170 in Coil Bind1.560 in ODSet of 16ISK9365- SKU:
- ISK9365
- Availability:
- Ships Same Business Day
- Weight:
- 5.95 LBS
- MFG Part #:
- 9365
$277.99 -
Isky 1.550in Valve Springs 9315
ISKY CAMS
$271.991.550in Valve Springs Valve SpringDual Spring / Damper480 lb/in Spring Rate1.130 in Coil Bind1.550 in ODSet of 16ISK9315- SKU:
- ISK9315
- Availability:
- Ships Same Business Day
- Weight:
- 5.66 LBS
- MFG Part #:
- 9315
$271.99Qty in Cart: 0Quantity:Price:$271.99Subtotal: -
Isky 1.540in Valve Springs 9265
ISKY CAMS
$259.991.540in Valve Springs Valve SpringDual Spring / Damper490 lb/in Spring Rate1.130 in Coil Bind1.540 in ODSet of 16ISK9265- SKU:
- ISK9265
- Availability:
- Ships Same Business Day
- Weight:
- 5.66 LBS
- MFG Part #:
- 9265
$259.99 -
Isky 7 Deg Titanium Retainers 91TI
ISKY CAMS
$413.997 Deg Titanium Retainers Valve Spring Retainer7 Degree1.110 in / 0.720 in OD StepsDual SpringTitaniumSet of 16ISK91-TI- SKU:
- ISK91-TI
- Availability:
- Ships Same Business Day
- Weight:
- 0.69 LBS
- MFG Part #:
- 91TI
$413.99 -
Isky 10 Degree Titanium Retainers (16) 90TI10Deg
ISKY CAMS
$341.9910 Degree Titanium Retainers (16)Valve Spring Retainer10 Degree1.115 in / 0.725 in OD StepsDual SpringTitaniumSet of 16ISK90-TI/10DEG- SKU:
- ISK90-TI/10DEG
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- MFG Part #:
- 90TI10Deg
$341.99 -
Isky 1.530 Valve Springs 8205SP
ISKY CAMS
$261.991.530 Valve Springs Valve SpringSP-SeriesDual Spring / Damper440 lb/in Spring Rate1.150 in Coil Bind1.530 in ODSet of 16ISK8205-SP- SKU:
- ISK8205-SP
- Availability:
- Ships Same Business Day
- Weight:
- 5.26 LBS
- MFG Part #:
- 8205SP
$261.99
