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Engines and Components

Engines and Components

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

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
  • rod bearing set cr 807xpnstdx

    Rod Bearing Set CR 807XPNSTDX

    KING BEARINGS

    $72.99
    Connecting Rod BearingXPStandardExtra Oil ClearanceNarrowedKit
    KEBCR807XPNSTDX
    SKU:
    KEBCR807XPNSTDX
    Availability:
    Ships Same Business Day
    Weight:
    0.70 LBS
    $72.99
    Qty in Cart: 0
    Quantity:
    Price:
    $72.99
    Subtotal:
  • rod bearing set sbc w/2.100 pin dia. cr 807xpndstdx

    Rod Bearing Set SBC w/2.100 Pin Dia. CR 807XPNDSTDX

    KING BEARINGS

    $86.99
    Connecting Rod BearingXPStandardExtra Oil ClearanceNarrowedSmall Block ChevyKit
    KEBCR807XPNDSTDX
    SKU:
    KEBCR807XPNDSTDX
    Availability:
    Ships Same Business Day
    Weight:
    0.85 LBS
    $86.99
    Qty in Cart: 0
    Quantity:
    Price:
    $86.99
    Subtotal:
  • rod bearing set cr 807xpnc stdx

    Rod Bearing Set CR 807XPNC STDX

    KING BEARINGS

    $134.99
    Connecting Rod BearingXP-SeriesStandardNarrowedExtra Oil ClearanceGM LS-SeriesKit
    KEBCR807XPNCSTDX
    SKU:
    KEBCR807XPNCSTDX
    Availability:
    Ships Same Business Day
    Weight:
    1.00 LBS
    $134.99
    Qty in Cart: 0
    Quantity:
    Price:
    $134.99
    Subtotal:
  • rod bearing set cr 807xpn 030

    Rod Bearing Set CR 807XPN 030

    KING BEARINGS

    $85.99
    Connecting Rod BearingXP0.030 in UndersizeNarrowedSmall Block Chevy
    KEBCR807XPN030
    SKU:
    KEBCR807XPN030
    Availability:
    Ships Same Business Day
    Weight:
    0.97 LBS
    $85.99
    Qty in Cart: 0
    Quantity:
    Price:
    $85.99
    Subtotal:
  • rod bearing set cr 807hpnstdx

    Rod Bearing Set CR 807HPNSTDX

    KING BEARINGS

    $69.99
    Connecting Rod BearingHPStandardExtra Oil ClearanceNarrowedKit
    KEBCR807HPNSTDX
    SKU:
    KEBCR807HPNSTDX
    Availability:
    Ships Same Business Day
    Weight:
    0.68 LBS
    $69.99
    Qty in Cart: 0
    Quantity:
    Price:
    $69.99
    Subtotal:
  • rod bearing set sbc w/2.100 pin dia. cr 807hpndstdx

    Rod Bearing Set SBC w/2.100 Pin Dia. CR 807HPNDSTDX

    KING BEARINGS

    $74.99
    Connecting Rod BearingHPStandardExtra Oil ClearanceNarrowedSmall Block ChevyKit
    KEBCR807HPNDSTDX
    SKU:
    KEBCR807HPNDSTDX
    Availability:
    Ships Same Business Day
    Weight:
    0.74 LBS
    $74.99
    Qty in Cart: 0
    Quantity:
    Price:
    $74.99
    Subtotal:
  • rod bearing set cr 807hpn010x

    Rod Bearing Set CR 807HPN010X

    KING BEARINGS

    $76.99
    Connecting Rod BearingHP0.010 in UndersizeExtra Oil ClearanceNarrowedKit
    KEBCR807HPN010X
    SKU:
    KEBCR807HPN010X
    Availability:
    Ships Same Business Day
    Weight:
    0.77 LBS
    $76.99
    Qty in Cart: 0
    Quantity:
    Price:
    $76.99
    Subtotal:
  • oil pump pulley htd 34 tooth 1-1/4in wide op-6103-34-1 1/4

    Jones Racing Oil Pump Pulley HTD 34 Tooth 1-1/4in Wide OP-6103-34-1 1/4

    JONES RACING PRODUCTS

    $79.97
    Oil Pump PulleyHTD34 Tooth1-1/4 in Wide5/8 in ShaftBlack AnodizedEach
    JRPOP-6103-34-11/4
    SKU:
    JRPOP-6103-34-11/4
    Availability:
    Ships Same Business Day
    Weight:
    0.44 LBS
    $79.97
    Qty in Cart: 0
    Quantity:
    Price:
    $79.97
    Subtotal:
  • drive hub end cap 1.125in hub 1/2in bolt ec-6111-b

    Jones Racing Drive Hub End Cap 1.125in Hub 1/2in Bolt EC-6111-B

    JONES RACING PRODUCTS

    $8.05
    Drive Hub End Cap0.5 in ID1.438 in ODAluminumNatural
    JRPEC-6111-B
    SKU:
    JRPEC-6111-B
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    $8.05
    Qty in Cart: 0
    Quantity:
    Price:
    $8.05
    Subtotal:
  • pulley crankshaft htd 25 tooth 1in wide cs-6102-b-25

    Jones Racing Pulley Crankshaft HTD 25 Tooth 1in Wide CS-6102-B-25

    JONES RACING PRODUCTS

    $71.84
    Crankshaft PulleyHTD25 Tooth1 in Wide1 in MandrelAluminumBlack AnodizedUniversalEach
    JRPCS-6102-B-25
    SKU:
    JRPCS-6102-B-25
    Availability:
    Ships Same Business Day
    Weight:
    0.34 LBS
    $71.84
    Qty in Cart: 0
    Quantity:
    Price:
    $71.84
    Subtotal:
  • serpentine belt 35.039in long 6pk-890 hd

    Jones Racing Serpentine Belt 35.039in Long 6PK-890 HD

    JONES RACING PRODUCTS

    $20.61
    Serpentine Drive BeltHeavy Duty35.039 in Long5-RibEach
    JRP6PK-890HD
    SKU:
    JRP6PK-890HD
    Availability:
    Ships Same Business Day
    Weight:
    0.18 LBS
    $20.61
    Qty in Cart: 0
    Quantity:
    Price:
    $20.61
    Subtotal:
  • htd drive belt extreme duty 26.77in 680-20 shd

    Jones Racing HTD Drive Belt Extreme Duty 26.77in 680-20 SHD

    JONES RACING PRODUCTS

    $67.68
    HTD Drive Belt26.772 in Long20 mm Wide8 mm PitchEach
    JRP680-20-SHD
    SKU:
    JRP680-20-SHD
    Availability:
    Ships Same Business Day
    Weight:
    0.18 LBS
    $67.68
    Qty in Cart: 0
    Quantity:
    Price:
    $67.68
    Subtotal:
  • htd drive belt extreme duty 25.197in 640-20 xhd

    Jones Racing HTD Drive Belt Extreme Duty 25.197in 640-20 XHD

    JONES RACING PRODUCTS

    $67.68
    HTD Drive Belt25.197 in Long20 mm Wide8 mm PitchEach
    JRP640-20-XHD
    SKU:
    JRP640-20-XHD
    Availability:
    Ships Same Business Day
    Weight:
    0.13 LBS
    $67.68
    Qty in Cart: 0
    Quantity:
    Price:
    $67.68
    Subtotal:
  • htd drive belt extreme duty 23.94in 608-20 xhd

    Jones Racing HTD Drive Belt Extreme Duty 23.94in 608-20 XHD

    JONES RACING PRODUCTS

    $67.68
    HTD Drive Belt23.937 in Long20 mm Wide8 mm PitchEach
    JRP608-20-XHD
    SKU:
    JRP608-20-XHD
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    $67.68
    Qty in Cart: 0
    Quantity:
    Price:
    $67.68
    Subtotal:
  • Jones Racing Belt Drive SBC Complete HTD WP / PS / ALT / OP 4-4698-R

    Jones Racing Belt Drive SBC Complete HTD WP / PS / ALT / OP 4-4698-R

    JONES RACING PRODUCTS

    $1,981.85
    Pulley KitHTDAluminumBlack AnodizedSmall Block Chevy
    JRP4-4698-R
    SKU:
    JRP4-4698-R
    Availability:
    Ships Same Business Day
    Weight:
    24.15 LBS
    $1,981.85
    Qty in Cart: 0
    Quantity:
    Price:
    $1,981.85
    Subtotal:
  • drive kit v-belt sbc crate w/wp & p/s 3441-ar-ce

    Jones Racing Drive Kit V-Belt SBC Crate w/WP & P/S 3441-AR-CE

    JONES RACING PRODUCTS

    $1,553.47
    Pulley KitV-BeltIncludes Water Pump / Power Steering Pump / AlternatorComplete SystemAluminumKit
    JRP3441-AR-CE
    SKU:
    JRP3441-AR-CE
    Availability:
    Ships Same Business Day
    Weight:
    30.85 LBS
    $1,553.47
    Qty in Cart: 0
    Quantity:
    Price:
    $1,553.47
    Subtotal:
  • drive kit htd sbc crate p/s w/p & alt w/fan 2441-ar-68-emp

    Jones Racing Drive Kit HTD SBC Crate P/S W/P & Alt w/Fan 2441-AR-68-EMP

    JONES RACING PRODUCTS

    $2,301.08
    Pulley KitHTDAluminumBlack AnodizedSmall Block Chevy
    JRP2441-AR-68-EMP
    SKU:
    JRP2441-AR-68-EMP
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    $2,301.08
    Qty in Cart: 0
    Quantity:
    Price:
    $2,301.08
    Subtotal:
  • Jones Racing Serpentine Drive Kit SBC W/P/S & W/P 7500rpm 1004-ar-75

    Jones Racing Serpentine Drive Kit SBC W/P/S & W/P 7500rpm 1004-ar-75

    JONES RACING PRODUCTS

    $1,102.43
    Pulley Kit6-Rib Serpentine7500 RPMAluminumBlack AnodizedKit
    JRP1004-AR-75
    SKU:
    JRP1004-AR-75
    Availability:
    Ships Same Business Day
    Weight:
    19.05 LBS
    $1,102.43
    Qty in Cart: 0
    Quantity:
    Price:
    $1,102.43
    Subtotal:
  • pro tie-bar roller lifter set gm ls .937 ktl-s937850-28

    Pro Tie-Bar Roller Lifter Set GM LS .937 KTL-S937850-28

    JESEL

    $2,125.00
    LifterProMechanical Roller0.937 in OD0.850 in OffsetGM LS-SeriesSet of 16
    JESKTL-S937850-28
    SKU:
    JESKTL-S937850-28
    Availability:
    Ships Same Business Day
    Weight:
    5.55 LBS
    $2,125.00
    Qty in Cart: 0
    Quantity:
    Price:
    $2,125.00
    Subtotal:
  • pro tie-bar roller lifter set sbc .904 dia ktl-s905820-01

    Pro Tie-Bar Roller Lifter Set SBC .904 Dia KTL-S905820-01

    JESEL

    $2,125.00
    LifterProMechanical Roller0.904 in OD0.175 in OffsetSmall Block ChevySet of 16
    JESKTL-S905820-01
    SKU:
    JESKTL-S905820-01
    Availability:
    Ships Same Business Day
    Weight:
    5.15 LBS
    $2,125.00
    Qty in Cart: 0
    Quantity:
    Price:
    $2,125.00
    Subtotal:
  • Total: items /

Adding your products to cart

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

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