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Engine Fastener Kits

Engine Fastener Kits

Engine Fastener Kits

Circle Track Engine Fastener Kits at JJ Motorsports

Engine fasteners are precision-crafted to securely connect vital engine parts, like camshafts and carburetors, for peak performance under pressure. These durable options are indispensable for maintaining a powerful and reliable engine setup alongside other durable fastener solutions.

Shop trusted brands like Allstar Performance, Wehrs Machine, MSD Ignition, Moroso, Chevrolet Performance, Dart, Comp Cams. Explore related categories such as Exhaust Manifold/Header Fastener Kits, Rocker Arm Fastener Kits, Valve Cover Fastener Kits, Cylinder Head Fastener Kits, Carburetor Fastener Kits.

Top Circle Track Engine Fastener Kits

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 Main Stud Kit  ARP234-5604

    ARP SBC Main Stud Kit 234-5604

    ARP

    $109.99
    A stock Small Block Chevy engine's main studs are often the first component to fail under high boost or sustained power levels, leading to catastrophic bearing failure and block damage. The ARP SBC Main Stud Kit 234-5604 replaces those vulnerable...
    ARP234-5604
    SKU:
    ARP234-5604
    Availability:
    Ships Same Business Day
    Weight:
    3.22 LBS
    MFG Part #:
    234-5604
    Qty in Cart: 0
    Quantity:
    Price:
    $109.99
    Subtotal:
  • SBC Main Stud Kit  ARP234-5603

    ARP SBC Main Stud Kit 234-5603

    ARP

    $109.99
    If you're building a serious Small Block Chevy engine—whether for the strip, the track, or a high-horsepower street build—factory main bolts aren't going to cut it. The ARP SBC Main Stud Kit 234-5603 replaces those bolts with premium chromoly studs that...
    ARP234-5603
    SKU:
    ARP234-5603
    Availability:
    Ships Same Business Day
    Weight:
    3.39 LBS
    MFG Part #:
    234-5603
    $109.99
    Qty in Cart: 0
    Quantity:
    Price:
    $109.99
    Subtotal:
  • SBC Main Stud Kit  ARP234-5602

    ARP SBC Main Stud Kit 234-5602

    ARP

    $103.99
    A strong block foundation is non-negotiable for any serious Small Block Chevy build. The ARP SBC Main Stud Kit 234-5602 replaces factory bolts with premium chromoly studs that provide superior clamping force and fatigue resistance—essential when you're...
    ARP234-5602
    SKU:
    ARP234-5602
    Availability:
    Ships Same Business Day
    Weight:
    3.18 LBS
    MFG Part #:
    234-5602
    $103.99
    Qty in Cart: 0
    Quantity:
    Price:
    $103.99
    Subtotal:
  • SBC Main Stud Kit  ARP234-5601

    ARP SBC Main Stud Kit 234-5601

    ARP

    $191.99
    Engine block failure under high boost or sustained RPM is catastrophic. The ARP SBC Main Stud Kit replaces factory bolts with premium chromoly studs that deliver superior clamping force and repeatability, keeping your small block anchored under extreme...
    ARP234-5601
    SKU:
    ARP234-5601
    Availability:
    Ships Same Business Day
    Weight:
    3.66 LBS
    MFG Part #:
    234-5601
    $191.99
    Qty in Cart: 0
    Quantity:
    Price:
    $191.99
    Subtotal:
  • SBC Main Stud Kit  ARP234-5503

    ARP SBC Main Stud Kit 234-5503

    ARP

    $72.99
    SBC engine builders and racers know that factory main bolts are the weak link under high boost, nitrous, or sustained RPM loads. The ARP SBC Main Stud Kit 234-5503 replaces those bolts with chromoly studs engineered to handle the clamping loads your...
    ARP234-5503
    SKU:
    ARP234-5503
    Availability:
    Ships Same Business Day
    Weight:
    2.50 LBS
    MFG Part #:
    234-5503
    $72.99
    Qty in Cart: 0
    Quantity:
    Price:
    $72.99
    Subtotal:
  • SBC Main Stud Kit  ARP234-5501

    ARP SBC Main Stud Kit 234-5501

    ARP

    $149.99
    A stock Small Block Chevy crankshaft is only as strong as its fasteners. The ARP SBC Main Stud Kit 234-5501 replaces vulnerable bolts with chromoly studs engineered to handle sustained high RPM loads, boost pressure, and the extreme forces of forced...
    ARP234-5501
    SKU:
    ARP234-5501
    Availability:
    Ships Same Business Day
    Weight:
    2.77 LBS
    MFG Part #:
    234-5501
    $149.99
    Qty in Cart: 0
    Quantity:
    Price:
    $149.99
    Subtotal:
  • SBC Head Stud Kit 12pt. ARP234-4721

    ARP SBC Head Stud Kit 12pt. 234-4721

    ARP

    $329.99
    Stock head bolts flex under high combustion pressures, compromising your cylinder head seal and risking catastrophic engine failure. ARP's 12-point head stud kit replaces those compromised fasteners with premium chromoly studs that maintain consistent...
    ARP234-4721
    SKU:
    ARP234-4721
    Availability:
    Ships Same Business Day
    Weight:
    5.60 LBS
    MFG Part #:
    234-4721
    $329.99
    Qty in Cart: 0
    Quantity:
    Price:
    $329.99
    Subtotal:
  • SBC Head Stud Kit 12pt. ARP234-4601

    ARP SBC Head Stud Kit 12pt. 234-4601

    ARP

    $267.99
    Head studs are the foundation of engine reliability under extreme load—and ARP's SBC kit delivers the clamping force and fatigue resistance you need for sustained high-RPM performance. By replacing factory head bolts with chromoly studs, you eliminate...
    ARP234-4601
    SKU:
    ARP234-4601
    Availability:
    Ships Same Business Day
    Weight:
    5.65 LBS
    MFG Part #:
    234-4601
    $267.99
    Qty in Cart: 0
    Quantity:
    Price:
    $267.99
    Subtotal:
  • SBC Head Stud Kit 12pt. ARP234-4321

    ARP SBC Head Stud Kit 12pt. 234-4321

    ARP

    $303.99
    Head studs offer superior clamping force and reduced stretch compared to conventional bolts, critical for maintaining cylinder head integrity under high combustion pressures. The 12-point design provides secure engagement while the chromoly construction...
    ARP234-4321
    SKU:
    ARP234-4321
    Availability:
    Ships Same Business Day
    Weight:
    5.70 LBS
    MFG Part #:
    234-4321
    $303.99
    Qty in Cart: 0
    Quantity:
    Price:
    $303.99
    Subtotal:
  • SBC Head Stud Kit 12pt. ARP234-4303

    ARP SBC Head Stud Kit 12pt. 234-4303

    ARP

    $266.99
    Head studs provide superior clamping force and repeatability compared to conventional bolts, making them essential for any serious Small Block Chevy build—especially when running aftermarket heads or elevated boost levels. ARP's 234-4303 kit delivers the...
    ARP234-4303
    SKU:
    ARP234-4303
    Availability:
    Ships Same Business Day
    Weight:
    5.97 LBS
    MFG Part #:
    234-4303
    $266.99
    Qty in Cart: 0
    Quantity:
    Price:
    $266.99
    Subtotal:
  • SBC Head Stud Kit 12pt. ARP234-4301

    ARP SBC Head Stud Kit 12pt. 234-4301

    ARP

    $262.99
    Head studs are the foundation of reliable cylinder head clamping, and ARP's chromoly construction provides superior clamping force consistency compared to standard bolts—critical for both street and competition engines running elevated boost or...
    ARP234-4301
    SKU:
    ARP234-4301
    Availability:
    Ships Same Business Day
    Weight:
    5.75 LBS
    MFG Part #:
    234-4301
    $262.99
    Qty in Cart: 0
    Quantity:
    Price:
    $262.99
    Subtotal:
  • SBC Head Bolt Kit 12pt. ARP234-3701

    ARP SBC Head Bolt Kit 12pt. 234-3701

    ARP

    $243.99
    Head bolts are the foundation of cylinder head clamping force—get them wrong, and you're risking blown gaskets, warping, and catastrophic engine failure. ARP's Pro Series SBC Head Bolt Kit delivers the clamping consistency and material integrity that...
    ARP234-3701
    SKU:
    ARP234-3701
    Availability:
    Ships Same Business Day
    Weight:
    5.43 LBS
    MFG Part #:
    234-3701
    $243.99
    Qty in Cart: 0
    Quantity:
    Price:
    $243.99
    Subtotal:
  • SBC Balancer Bolt Kit  ARP234-2501

    ARP SBC Balancer Bolt Kit 234-2501

    ARP

    $32.99
    OEM balancer bolts frequently fail under sustained high RPM and boost conditions, risking catastrophic crankshaft damage. ARP's chromoly construction and precise engineering eliminate stretch and creep, ensuring your harmonic balancer stays locked in...
    ARP234-2501
    SKU:
    ARP234-2501
    Availability:
    Ships Same Business Day
    Weight:
    0.52 LBS
    MFG Part #:
    234-2501
    $32.99
    Qty in Cart: 0
    Quantity:
    Price:
    $32.99
    Subtotal:
  • SBC Oil Pan Stud Kit  ARP234-1902

    ARP SBC Oil Pan Stud Kit 234-1902

    ARP

    $74.99
    Stock oil pan fasteners can loosen under sustained high RPM operation, risking catastrophic oil loss and engine damage. ARP's chromoly stud kit eliminates this vulnerability with superior clamping force and fatigue resistance, giving you the reliability...
    ARP234-1902
    SKU:
    ARP234-1902
    Availability:
    Ships Same Business Day
    Weight:
    0.47 LBS
    MFG Part #:
    234-1902
    $74.99
    Qty in Cart: 0
    Quantity:
    Price:
    $74.99
    Subtotal:
  • SBC Oil Pan Stud Kit  ARP234-1901

    ARP SBC Oil Pan Stud Kit 234-1901

    ARP

    $56.99
    Stock oil pan fasteners are one of the first casualties in high-output SBC builds, failing under elevated pressures and heat cycles. ARP's chromoly studs eliminate the risk of catastrophic oil loss and engine bay contamination by delivering superior...
    ARP234-1901
    SKU:
    ARP234-1901
    Availability:
    Ships Same Business Day
    Weight:
    0.53 LBS
    MFG Part #:
    234-1901
    $56.99
    Qty in Cart: 0
    Quantity:
    Price:
    $56.99
    Subtotal:
  • SBC Oil Pan Bolt Kit  ARP234-1802

    ARP SBC Oil Pan Bolt Kit 234-1802

    ARP

    $27.99
    Stock oil pan fasteners are prone to vibration loosening and corrosion, risking catastrophic oil loss and engine damage. ARP's chromoly bolt kit eliminates these failure points with superior clamping force and fatigue resistance, while the included cork...
    ARP234-1802
    SKU:
    ARP234-1802
    Availability:
    Ships Same Business Day
    Weight:
    0.40 LBS
    MFG Part #:
    234-1802
    $27.99
    Qty in Cart: 0
    Quantity:
    Price:
    $27.99
    Subtotal:
  • SBC Oil Pan Bolt Kit  ARP234-1801

    ARP SBC Oil Pan Bolt Kit 234-1801

    ARP

    $28.99
    Factory oil pan bolts are prone to stripping and corrosion, compromising the seal on your SBC and risking catastrophic oil loss. ARP's 234-1801 kit delivers superior clamping force and material integrity with chromoly construction and black oxide finish,...
    ARP234-1801
    SKU:
    ARP234-1801
    Availability:
    Ships Same Business Day
    Weight:
    0.42 LBS
    MFG Part #:
    234-1801
    $28.99
    Qty in Cart: 0
    Quantity:
    Price:
    $28.99
    Subtotal:
  • Chevy Cam Bolt Kit  ARP234-1001

    ARP Chevy Cam Bolt Kit 234-1001

    ARP

    $6.99
    Stock camshaft bolts can stretch under high RPM loads, compromising valve timing accuracy and reliability. ARP's Pro Series Cam Bolt Kit replaces OEM fasteners with chromoly upgrades that maintain clamp load consistency, ensuring repeatable performance...
    ARP234-1001
    SKU:
    ARP234-1001
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MFG Part #:
    234-1001
    $6.99
    Qty in Cart: 0
    Quantity:
    Price:
    $6.99
    Subtotal:
  • Chevy Oil Pump Stud Kit  ARP230-7004

    ARP Chevy Oil Pump Stud Kit 230-7004

    ARP

    $7.99
    Oil pump studs are a critical fastening point in any high-performance engine build, and factory hardware often fails under elevated boost or sustained RPM. ARP's chromoly studs with matching 12-point nuts eliminate stretch and fastener failure, ensuring...
    ARP230-7004
    SKU:
    ARP230-7004
    Availability:
    Ships Same Business Day
    Weight:
    0.16 LBS
    MFG Part #:
    230-7004
    $7.99
    Qty in Cart: 0
    Quantity:
    Price:
    $7.99
    Subtotal:
  • Chevy Oil Pump Stud Kit  ARP230-7003

    ARP Chevy Oil Pump Stud Kit 230-7003

    ARP

    $6.99
    Oil pump studs are critical fasteners that secure your pump to the engine block—and factory hardware simply isn't engineered for high-output or modified engines. ARP's chromoly studs with black oxide finish provide superior clamping force and corrosion...
    ARP230-7003
    SKU:
    ARP230-7003
    Availability:
    Ships Same Business Day
    Weight:
    0.18 LBS
    MFG Part #:
    230-7003
    $6.99
    Qty in Cart: 0
    Quantity:
    Price:
    $6.99
    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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