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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Dura Bond HP Cam Bearing Set - GM LSX Blocks Coated GMP-25T
DURA-BOND
$118.99HP Cam Bearing Set - GM LSX Blocks CoatedCamshaft BearingHP SeriesStandard JournalCoatedGM LS-SeriesKitDURGMP-25T- SKU:
- DURGMP-25T
- Availability:
- Ships Same Business Day
- Weight:
- 0.58 LBS
$118.99 -
Dura Bond HP Cam Bearing Set - GM LSX Blocks GMP-25
DURA-BOND
$70.99HP Cam Bearing Set - GM LSX BlocksCamshaft BearingHP SeriesStandard JournalGM LS-SeriesKitDURGMP-25- SKU:
- DURGMP-25
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
$70.99Qty in Cart: 0Quantity:Price:$70.99Subtotal: -
Dart Valve Seat 2.000 x 1.600 x .375 VS2000
DART
$11.25Valve Seat 2.000 x 1.600 x .375Valve SeatExhaust2.000 in OD1.600 in ID x 0.375 inPowdered MetalEachDRTVS2000- SKU:
- DRTVS2000
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
$11.25 -
Dart Valve Guide - Int/Exh SBC - 11/32 x 2.250 63121213
DART
$12.71Valve Guide - Int/Exh SBC - 11/32 x 2.250Valve Guide11/32 in Valve2.250 in Long0.439 in ODBronzeEachDRT63121213- SKU:
- DRT63121213
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
$12.71Qty in Cart: 0Quantity:Price:$12.71Subtotal: -
Dart Cam Bearing Set - Coated SBC w/55mm Dia. 32210101-5
DART
$147.43Cam Bearing Set - Coated SBC w/55mm Dia.Camshaft Bearing55 mm JournalPTFE CoatedLS NextBig Block Chevy / GM LS-SeriesSet of 5DRT32210101-5- SKU:
- DRT32210101-5
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
$147.43 -
Dart Block Sleeve - SBC 4.125 ID x 5.625 Long 32110213
DART
$135.98Block Sleeve - SBC 4.125 ID x 5.625 LongCylinder Sleeve4.125 in Bore5.625 in Height9.025 in DeckIronSmall Block ChevyEachDRT32110213- SKU:
- DRT32110213
- Availability:
- Ships Same Business Day
- Weight:
- 2.30 LBS
$135.98 -
Dart SBF Block Parts Kit SHP Blocks 32000015
DART
$117.02SBF Block Parts Kit SHP BlocksEngine Block HardwareSHPBrass Freeze Plugs / Coated Camshaft Bearings / Dowel Pins / Pipe PlugsSmall Block FordKitDRT32000015- SKU:
- DRT32000015
- Availability:
- Ships Same Business Day
- Weight:
- 1.90 LBS
$117.02 -
Dart LS SHP Pro Block 4.125 Bore 9.240 DH 31867212
DART
$4,699.99LS SHP Pro Block 4.125 Bore 9.240 DH Engine SHP Bare Block 4.125 in Bore 9.240 Deck 4-Bolt 1 Piece Seal Iron GM LS-Series Each Dart Machinery continues the evolution of the LS Next platform by releasing the SHP LS Next PRO block! Designed for high...DRT31867212- SKU:
- DRT31867212
- Availability:
- Ships Same Business Day
- Weight:
- 240.00 LBS
$4,699.99Qty in Cart: 0Quantity:Price:$4,699.99Subtotal: -
Dart SBC Little M Iron Block 9.025 4.125/400 31192211
DART
$3,799.99SBC Little M Iron Block 9.025 4.125/400 Engine Little M Bare Block 4.125 in Bore 9.025 Deck 400 Main 4-Bolt Main 2 Piece Seal Iron Small Block Chevy Each Build a better Bowtie on a budget with Dart's Little M small block Chevy cast iron bare...DRT31192211- SKU:
- DRT31192211
- Availability:
- Ships Same Business Day
- Weight:
- 203.00 LBS
$3,799.99 -
Dart SBC Little M Iron Block 9.025 4.125/350 31191211
DART
$3,799.99SBC Little M Iron Block 9.025 4.125/350 Engine Little M Bare Block 4.125 in Bore 9.025 Deck 350 Main 4-Bolt Main 2 Piece Seal Iron Small Block Chevy Each Build a better Bowtie on a budget with Dart's Little M small block Chevy cast iron bare...DRT31191211- SKU:
- DRT31191211
- Availability:
- Ships Same Business Day
- Weight:
- 180.00 LBS
$3,799.99 -
Dart SBC Little M Iron Block 9.025 4.000/350 31191111
DART
$3,799.99SBC Little M Iron Block 9.025 4.000/350 Engine Little M Bare Block 4.000 in Bore 9.025 Deck 350 Main 4-Bolt Main 2 Piece Seal Iron Small Block Chevy Each Build a better Bowtie on a budget with Dart's Little M small block Chevy cast iron bare...DRT31191111- SKU:
- DRT31191111
- Availability:
- Ships Same Business Day
- Weight:
- 182.00 LBS
$3,799.99Qty in Cart: 0Quantity:Price:$3,799.99Subtotal: -
Dart SBC Little M Iron Block 9.025 4.125/400 31182211
DART
$3,999.99SBC Little M Iron Block 9.025 4.125/400EngineLittle MBare Block4.125 in Bore9.025 Deck400 Main4-Bolt Main2 Piece SealIronSmall Block ChevyEachDRT31182211- SKU:
- DRT31182211
- Availability:
- Ships Same Business Day
- Weight:
- 238.00 LBS
$3,999.99 -
Dart SBC Little M Iron Block 9.025 4.125/350 31181211
DART
$3,999.99SBC Little M Iron Block 9.025 4.125/350EngineLittle MBare Block4.125 in Bore9.025 Deck350 Main4-Bolt Main2 Piece SealIronSmall Block ChevyEachDRT31181211- SKU:
- DRT31181211
- Availability:
- Ships Same Business Day
- Weight:
- 255.00 LBS
$3,999.99Qty in Cart: 0Quantity:Price:$3,999.99Subtotal: -
Dart SBC Little M Iron Block 9.025 4.000/350 31181111LT
DART
$6,934.99SBC Little M Iron Block 31181111LT Designed for high-performance applications Features a robust Little M design for enhanced durability Bare block construction allows for custom builds 4.000-inch bore for optimal airflow and performance 9.025-inch deck...DRT31181111LT- SKU:
- DRT31181111LT
- Availability:
- Ships Same Business Day
- Weight:
- 230.00 LBS
$6,934.99 -
Dart SBC Little M Iron Block 9.025 4.000/350 31181111
DART
$3,999.99SBC Little M Iron Block 31181111 Designed for optimal performance in small block Chevy applications Features a robust Little M design for enhanced durability Bare block configuration allows for custom builds Generous 4.000 in bore for increased airflow...DRT31181111- SKU:
- DRT31181111
- Availability:
- Ships Same Business Day
- Weight:
- 180.00 LBS
$3,999.99Qty in Cart: 0Quantity:Price:$3,999.99Subtotal: -
Dart SBC SHP Iron Block - 9.025 4.000/350 31161111L
DART
$2,299.99SBC SHP Iron Block - 9.025 4.000/350EngineSHPBare Block4 in Bore9.025 Deck350 Main4-Bolt / 2-Bolt Main1 Piece SealIronSmall Block ChevyEachDRT31161111L- SKU:
- DRT31161111L
- Availability:
- Ships Same Business Day
- Weight:
- 215.00 LBS
$2,299.99 -
Dart SBC Exhaust Valve 1.600 x 11/32 - 4.940 OAL 21391600
DART
$18.63SBC Exhaust Valve 1.600 x 11/32 - 4.940 OALExhaust Valve1.600 in Head11/32 in Valve Stem4.940 in LongStainlessSmall Block ChevyEachDRT21391600- SKU:
- DRT21391600
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
$18.63 -
Dart SBC Intake Valve 2.055 Dia. 21312050
DART
$18.63SBC Intake Valve 2.055 Dia.Intake Valve2.055 in Head11/32 in Valve StemStainlessSmall Block ChevyEachDRT21312050- SKU:
- DRT21312050
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
$18.63 -
Derale Premium Spin-On Adapter Kit (13/16-16in) 35705
DERALE
$26.99Premium Spin-On Adapter Kit (13/16-16in)Oil Filter AdapterBypassBlock Mount13/16-16 in Center Thread10 AN O-Ring Inlet10 AN O-Ring OutletAluminumBlack Powder CoatEachDER35705- SKU:
- DER35705
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
$26.99Qty in Cart: 0Quantity:Price:$26.99Subtotal: -
Derale Filter Mount 3/4-16 25708
DERALE
$36.09Filter Mount 3/4-16 Oil Filter MountPorts Up1/2 in NPT Female Ports3/4-16 in Center ThreadAluminumPolishedUniversalKitDER25708- SKU:
- DER25708
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
$36.09
