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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
  • SBC C/P HS 1.600 Exhaust Valves FERF1024P-8

    Ferrea SBC C/P HS 1.600 Exhaust Valves F1024P-8

    FERREA

    $422.99
    SBC C/P HS 1.600 Exhaust ValvesExhaust ValveCompetition Plus1.600 in Head11/32 in Valve Stem4.960 in LongStainlessVarious ApplicationsSet of 8
    FERF1024P-8
    SKU:
    FERF1024P-8
    Availability:
    Ships Same Business Day
    Weight:
    1.99 LBS
    MFG Part #:
    F1024P-8
    $422.99
    Qty in Cart: 0
    Quantity:
    Price:
    $422.99
    Subtotal:
  • SBC Cast Iron Head - 170cc S/P 64cc ENQCH350C

    SBC Cast Iron Head - 170cc S/P 64cc EQ-CH350C

    ENGINEQUEST

    $493.99
    SBC Cast Iron Head - 170cc S/P 64ccCylinder HeadBare1.940 / 1.500 in Valves170 cc Intake64 cc ChamberStraight PlugIronSmall Block ChevyEach
    ENQCH350C
    SKU:
    ENQCH350C
    Availability:
    Ships Same Business Day
    Weight:
    50.85 LBS
    MFG Part #:
    EQ-CH350C
    $493.99
    Qty in Cart: 0
    Quantity:
    Price:
    $493.99
    Subtotal:
  • Solid Lifter - Chevy V8  ELGVT-1992-16

    Elgin Solid Lifter - Chevy V8 ELGVT-1992-16

    ELGIN

    $116.99
    Solid Lifter - Chevy V8 LifterMechanical Flat Tappet0.842 in ODGM V8Set of 16
    ELGVT-1992-16
    SKU:
    ELGVT-1992-16
    Availability:
    Ships Same Business Day
    Weight:
    3.61 LBS
    MFG Part #:
    ELGVT-1992-16
    $116.99
    Qty in Cart: 0
    Quantity:
    Price:
    $116.99
    Subtotal:
  • SBC 1.25in Claimer Valve Spring ELGRV-1943X

    Elgin SBC 1.25in Claimer Valve Spring RV-1943X

    ELGIN

    $7.99
    SBC 1.25in Claimer Valve SpringValve SpringSingle Spring1.160 in Coil Bind1.250 in ODEach
    ELGRV-1943X
    SKU:
    ELGRV-1943X
    Availability:
    Ships Same Business Day
    Weight:
    0.18 LBS
    MFG Part #:
    RV-1943X
    $7.99
    Qty in Cart: 0
    Quantity:
    Price:
    $7.99
    Subtotal:
  • SBC Rocker Arm Set - 1.6 Ratio 3/8 Stud ELGRK-840SPNS

    Elgin SBC Rocker Arm Set - 1.6 Ratio 3/8 Stud RK-840SPNS

    ELGIN

    $262.99
    SBC Rocker Arm Set - 1.6 Ratio 3/8 StudRocker ArmNitro Rockers3/8 in Stud Mount1.60 RatioBall / Nut IncludedSteelSmall Block ChevySet of 16
    ELGRK-840SPNS
    SKU:
    ELGRK-840SPNS
    Availability:
    Ships Same Business Day
    Weight:
    4.23 LBS
    MFG Part #:
    RK-840SPNS
    $262.99
    Qty in Cart: 0
    Quantity:
    Price:
    $262.99
    Subtotal:
  • SBC Roller Tip R/A's - 1.5 Ratio 3/8in Stud ELGRK-840RS

    Elgin SBC Roller Tip R/A's - 1.5 Ratio 3/8in Stud RK-840RS

    ELGIN

    $314.99
    SBC Roller Tip R/A's - 1.5 Ratio 3/8in StudRocker Arm3/8 in Stud Mount1.50 RatioRoller TipBall / Nut IncludedSteelSmall Block ChevySet of 16
    ELGRK-840RS
    SKU:
    ELGRK-840RS
    Availability:
    Ships Same Business Day
    Weight:
    4.85 LBS
    MFG Part #:
    RK-840RS
    $314.99
    Qty in Cart: 0
    Quantity:
    Price:
    $314.99
    Subtotal:
  • SBC Rocker Arm Set - 1.5 Ratio 3/8 Stud ELGRK-840NS

    Elgin SBC Rocker Arm Set - 1.5 Ratio 3/8 Stud RK-840NS

    ELGIN

    $212.99
    SBC Rocker Arm Set - 1.5 Ratio 3/8 StudRocker ArmNitro Rockers3/8 in Stud Mount1.50 RatioBall / Nut IncludedSteelSmall Block ChevySet of 16
    ELGRK-840NS
    SKU:
    ELGRK-840NS
    Availability:
    Ships Same Business Day
    Weight:
    4.28 LBS
    MFG Part #:
    RK-840NS
    $212.99
    Qty in Cart: 0
    Quantity:
    Price:
    $212.99
    Subtotal:
  • SBC Steel R/A Kit - 1.5 Ratio 3/8in Stud ELGRK-508

    Elgin SBC Steel R/A Kit - 1.5 Ratio 3/8in Stud RK-508

    ELGIN

    $8.99
    SBC Steel R/A Kit - 1.5 Ratio 3/8in StudRocker Arm3/8 in Stud Mount1.50 RatioOEm / Long SlotBall / Nut IncludedSteelSmall Block ChevyEach
    ELGRK-508
    SKU:
    ELGRK-508
    Availability:
    Ships Same Business Day
    Weight:
    0.28 LBS
    MFG Part #:
    RK-508
    $8.99
    Qty in Cart: 0
    Quantity:
    Price:
    $8.99
    Subtotal:
  • 1.5 Ratio Rocker Arm w/ Ball& Nut  3/8 Stud ELGRK-401

    Elgin 1.5 Ratio Rocker Arm w/ Ball& Nut 3/8 Stud RK-401

    ELGIN

    $12.99
    1.5 Ratio Rocker Arm w/ Ball& Nut 3/8 StudRocker Arm3/8 in Stud Mount1.50 RatioOEm / Long SlotBall / Nut IncludedSteelSmall Block ChevyEach
    ELGRK-401
    SKU:
    ELGRK-401
    Availability:
    Ships Same Business Day
    Weight:
    0.29 LBS
    MFG Part #:
    RK-401
    Qty in Cart: 0
    Quantity:
    Price:
    $12.99
    Subtotal:
  • SBC Nitro Rocker Arm Kit 1.5 Ratio 7/16 Stud ELGRK-1840NS

    Elgin SBC Nitro Rocker Arm Kit 1.5 Ratio 7/16 Stud RK-1840NS

    ELGIN

    $244.99
    SBC Nitro Rocker Arm Kit 1.5 Ratio 7/16 StudRocker ArmNitro Rockers7/16 in Stud Mount1.50 RatioBall / Nut IncludedSteelSmall Block ChevySet of 16
    ELGRK-1840NS
    SKU:
    ELGRK-1840NS
    Availability:
    Ships Same Business Day
    Weight:
    4.25 LBS
    MFG Part #:
    RK-1840NS
    $244.99
    Qty in Cart: 0
    Quantity:
    Price:
    $244.99
    Subtotal:
  • SBC Rocker Arm Kit - 1.5 Ratio 7/16in Stud ELGRK-1508

    Elgin SBC Rocker Arm Kit - 1.5 Ratio 7/16in Stud RK-1508

    ELGIN

    $12.99
    SBC Rocker Arm Kit - 1.5 Ratio 7/16in StudRocker Arm7/16 in Stud Mount1.50 RatioOEm / Long SlotBall / Nut IncludedSteelSmall Block ChevyEach
    ELGRK-1508
    SKU:
    ELGRK-1508
    Availability:
    Ships Same Business Day
    Weight:
    0.28 LBS
    MFG Part #:
    RK-1508
    $12.99
    Qty in Cart: 0
    Quantity:
    Price:
    $12.99
    Subtotal:
  • SBC B/I Rocker Arm Kit 1.60 Ratio 7/16 Stud ELGICE411840SP

    Elgin SBC B/I Rocker Arm Kit 1.60 Ratio 7/16 Stud ICE411840SP

    ELGIN

    $124.99
    SBC B/I Rocker Arm Kit 1.60 Ratio 7/16 StudRocker ArmBlack Ice7/16 in Stud Mount1.60 RatioOEm / Long SlotBall / Nut IncludedSteelSmall Block ChevySet of 8
    ELGICE411840SP
    SKU:
    ELGICE411840SP
    Availability:
    Ships Same Business Day
    Weight:
    2.20 LBS
    MFG Part #:
    ICE411840SP
    $124.99
    Qty in Cart: 0
    Quantity:
    Price:
    $124.99
    Subtotal:
  • SBC B/I Rocker Arm Kit 1.50 Ratio 7/16 Stud ELGICE411840

    Elgin SBC B/I Rocker Arm Kit 1.50 Ratio 7/16 Stud ICE411840

    ELGIN

    $155.99
    SBC B/I Rocker Arm Kit 1.50 Ratio 7/16 StudRocker ArmBlack Ice7/16 in Stud Mount1.50 RatioOEm / Long SlotBall / Nut IncludedSteelSmall Block ChevySet of 8
    ELGICE411840
    SKU:
    ELGICE411840
    Availability:
    Ships Same Business Day
    Weight:
    2.20 LBS
    MFG Part #:
    ICE411840
    $155.99
    Qty in Cart: 0
    Quantity:
    Price:
    $155.99
    Subtotal:
  • SBC B/I Rocker Arm Kit 1.60 Ratio 3/8 Stud ELGICE410840SP

    Elgin SBC B/I Rocker Arm Kit 1.60 Ratio 3/8 Stud ICE410840SP

    ELGIN

    $86.99
    SBC B/I Rocker Arm Kit 1.60 Ratio 3/8 StudRocker ArmBlack Ice3/8 in Stud Mount1.60 RatioOEm / Long SlotBall / Nut IncludedSteelSmall Block ChevySet of 8
    ELGICE410840SP
    SKU:
    ELGICE410840SP
    Availability:
    Ships Same Business Day
    Weight:
    2.15 LBS
    MFG Part #:
    ICE410840SP
    Qty in Cart: 0
    Quantity:
    Price:
    $86.99
    Subtotal:
  • SBC B/I Rocker Arm Kit 1.50 Ratio 3/8 Stud ELGICE410840

    Elgin SBC B/I Rocker Arm Kit 1.50 Ratio 3/8 Stud ICE410840

    ELGIN

    $86.99
    SBC B/I Rocker Arm Kit 1.50 Ratio 3/8 StudRocker ArmBlack Ice3/8 in Stud Mount1.50 RatioOEm / Long SlotBall / Nut IncludedSteelSmall Block ChevySet of 8
    ELGICE410840
    SKU:
    ELGICE410840
    Availability:
    Ships Same Business Day
    Weight:
    2.20 LBS
    MFG Part #:
    ICE410840
    $86.99
    Qty in Cart: 0
    Quantity:
    Price:
    $86.99
    Subtotal:
  • Hydraulic Lifter - Ford V8 ELGHL-1900-16

    Elgin Hydraulic Lifter - Ford V8 ELGHL-1900-16

    ELGIN

    $149.99
    Hydraulic Lifter - Ford V8LifterHydraulic Flat Tappet0.874 in ODFord V8Set of 16
    ELGHL-1900-16
    SKU:
    ELGHL-1900-16
    Availability:
    Ships Same Business Day
    Weight:
    4.05 LBS
    MFG Part #:
    ELGHL-1900-16
    $149.99
    Qty in Cart: 0
    Quantity:
    Price:
    $149.99
    Subtotal:
  • SBF Victor Jr. Cylinder Head - Assm. EDE77199

    Edelbrock SBF Victor Jr. Cylinder Head - Assm. 77199

    EDELBROCK

    $1,170.50
    SBF Victor Jr. Cylinder Head - Assm.Cylinder HeadVictor JR.Assembled2.050 / 1.600 in Valve210 cc Intake60 cc Chamber1.550 in SpringsAluminumSmall Block FordEach
    EDE77199
    SKU:
    EDE77199
    Availability:
    Ships Same Business Day
    Weight:
    32.25 LBS
    MFG Part #:
    77199
    $1,170.50
    Qty in Cart: 0
    Quantity:
    Price:
    $1,170.50
    Subtotal:
  • SBF Victor Jr. Cylinder Head - Assm. EDE77189

    Edelbrock SBF Victor Jr. Cylinder Head - Assm. 77189

    EDELBROCK

    $1,139.50
    SBF Victor Jr. Cylinder Head - 77189 High-performance cylinder head designed for Small Block Ford engines Assembled for immediate installation and use Features large 2.050" intake and 1.600" exhaust valves for optimal airflow Generous 210 cc intake...
    EDE77189
    SKU:
    EDE77189
    Availability:
    Ships Same Business Day
    Weight:
    32.25 LBS
    MFG Part #:
    77189
    $1,139.50
    Qty in Cart: 0
    Quantity:
    Price:
    $1,139.50
    Subtotal:
  • SBF Victor Jr. Cylinder Head - w/Valves Only!! EDE77179

    Edelbrock SBF Victor Jr. Cylinder Head - w/Valves Only!! 77179

    EDELBROCK

    $911.50
    SBF Victor Jr. Cylinder Head - w/Valves Only!!Cylinder HeadVictor JR.Bare2.050 / 1.600 in Valve210 cc Intake60 cc Chamber1.550 in SpringsAluminumSmall Block FordEach
    EDE77179
    SKU:
    EDE77179
    Availability:
    Ships Same Business Day
    Weight:
    26.35 LBS
    MFG Part #:
    77179
    $911.50
    Qty in Cart: 0
    Quantity:
    Price:
    $911.50
    Subtotal:
  • SBF Victor Jr. Cylinder Head - Bare EDE77169

    Edelbrock SBF Victor Jr. Cylinder Head - Bare 77169

    EDELBROCK

    $782.50
    SBF Victor Jr. Cylinder Head - BareCylinder HeadVictor JR.Bare2.050 / 1.600 in Valve210 cc Intake60 cc ChamberAluminumSmall Block FordEach
    EDE77169
    SKU:
    EDE77169
    Availability:
    Ships Same Business Day
    Weight:
    26.55 LBS
    MFG Part #:
    77169
    $782.50
    Qty in Cart: 0
    Quantity:
    Price:
    $782.50
    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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