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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
  • Ford Thermostat Housing Bolt Kit - 6pt. ARP150-7402

    ARP Ford Thermostat Housing Bolt Kit - 6pt. 150-7402

    ARP

    $6.59
    Ford Thermostat Housing Bolt Kit - 6pt.Thermostat Housing Bolt Kit5/16 in Male Thread0.875 in LongHex HeadChromolyBlack OxideSmall Block FordKit
    ARP150-7402
    SKU:
    ARP150-7402
    Availability:
    Ships Same Business Day
    Weight:
    0.09 LBS
    MFG Part #:
    150-7402
    $6.59
    Qty in Cart: 0
    Quantity:
    Price:
    $6.59
    Subtotal:
  • Ford Oil Pump Bolt Kit  ARP150-6902

    ARP Ford Oil Pump Bolt Kit 150-6902

    ARP

    $7.99
    Ford Oil Pump Bolt Kit Oil Pump Bolt Kit3/8 and 5/16 in BoltsHex HeadChromolyBlack OxideFordKit
    ARP150-6902
    SKU:
    ARP150-6902
    Availability:
    Ships Same Business Day
    Weight:
    0.16 LBS
    MFG Part #:
    150-6902
    $7.99
    Qty in Cart: 0
    Quantity:
    Price:
    $7.99
    Subtotal:
  • Ford Oil Pump Bolt Kit 12pt. ARP150-6901

    ARP Ford Oil Pump Bolt Kit 12pt. 150-6901

    ARP

    $8.99
    Ford Oil Pump Bolt Kit 12pt.Oil Pump Bolt Kit3/8 and 5/16 in Bolts12 Point HeadChromolyBlack OxideFordKit
    ARP150-6901
    SKU:
    ARP150-6901
    Availability:
    Ships Same Business Day
    Weight:
    0.18 LBS
    MFG Part #:
    150-6901
    $8.99
    Qty in Cart: 0
    Quantity:
    Price:
    $8.99
    Subtotal:
  • SBF Rod Bolt Kit - Fits Boss 302/351W ARP150-6404

    ARP SBF Rod Bolt Kit - Fits Boss 302/351W 150-6404

    ARP

    $78.99
    SBF Rod Bolt Kit - Fits Boss 302/351WConnecting Rod Bolt KitHigh Performance SeriesWave-LocChromolyFord Cleveland / Modified / Small BlockKit
    ARP150-6404
    SKU:
    ARP150-6404
    Availability:
    Ships Same Business Day
    Weight:
    1.64 LBS
    MFG Part #:
    150-6404
    $78.99
    Qty in Cart: 0
    Quantity:
    Price:
    $78.99
    Subtotal:
  • Ford Rod Bolt Kit - Fits Boss 302-429-460/351W ARP150-6004

    ARP Ford Rod Bolt Kit - Fits Boss 302-429-460/351W 150-6004

    ARP

    $76.99
    Ford Rod Bolt Kit - Fits Boss 302-429-460/351WConnecting Rod Bolt KitHigh Performance SeriesChromolyFord Cleveland / Modified / Small BlockKit
    ARP150-6004
    SKU:
    ARP150-6004
    Availability:
    Ships Same Business Day
    Weight:
    1.63 LBS
    MFG Part #:
    150-6004
    $76.99
    Qty in Cart: 0
    Quantity:
    Price:
    $76.99
    Subtotal:
  • Ford Balancer Bolt Kit  ARP150-2503

    ARP Ford Balancer Bolt Kit 150-2503

    ARP

    $36.99
    Ford Balancer Bolt Kit Harmonic Balancer BoltSquare Drive5/8-18 in Thread1/2 in Square DriveChromolyBlack OxideBig / Small Block FordEach
    ARP150-2503
    SKU:
    ARP150-2503
    Availability:
    Ships Same Business Day
    Weight:
    0.62 LBS
    MFG Part #:
    150-2503
    $36.99
    Qty in Cart: 0
    Quantity:
    Price:
    $36.99
    Subtotal:
  • Ford Balancer Bolt Kit  ARP150-2501

    ARP Ford Balancer Bolt Kit 150-2501

    ARP

    $23.99
    Ford Balancer Bolt Kit Harmonic Balancer Bolt5/8-18 in Thread2.050 in Long5/8 in 12 Point HeadChromolyBlack OxideBig / Small Block FordEach
    ARP150-2501
    SKU:
    ARP150-2501
    Availability:
    Ships Same Business Day
    Weight:
    0.51 LBS
    MFG Part #:
    150-2501
    $23.99
    Qty in Cart: 0
    Quantity:
    Price:
    $23.99
    Subtotal:
  • Ford Distributor Stud Kit 6pt. ARP150-1702

    ARP Ford Distributor Stud Kit 6pt. 150-1702

    ARP

    $5.99
    Ford Distributor Stud Kit 6pt.Distributor StudHex NutsChromolyBlack OxideFordEach
    ARP150-1702
    SKU:
    ARP150-1702
    Availability:
    Ships Same Business Day
    Weight:
    0.07 LBS
    MFG Part #:
    150-1702
    $5.99
    Qty in Cart: 0
    Quantity:
    Price:
    $5.99
    Subtotal:
  • Ford Distributor Stud Kit 12pt. ARP150-1701

    ARP Ford Distributor Stud Kit 12pt. 150-1701

    ARP

    $6.99
    Ford Distributor Stud Kit 12pt.Distributor Stud12 Point NutsChromolyBlack OxideFordEach
    ARP150-1701
    SKU:
    ARP150-1701
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MFG Part #:
    150-1701
    $6.99
    Qty in Cart: 0
    Quantity:
    Price:
    $6.99
    Subtotal:
  • SBC Rocker Arm Stud Kit 3/8 (2) ARP134-7124

    ARP SBC Rocker Arm Stud Kit 3/8 (2) 134-7124

    ARP

    $9.49
    SBC Rocker Arm Stud Kit 3/8 (2)Rocker Arm StudHigh Performance Series7/16-14 in Base Thread3/8-24 in Top Thread1.895 in Effective Stud LengthChromolyUniversalPair
    ARP134-7124
    SKU:
    ARP134-7124
    Availability:
    Ships Same Business Day
    Weight:
    0.22 LBS
    MFG Part #:
    134-7124
    $9.49
    Qty in Cart: 0
    Quantity:
    Price:
    $9.49
    Subtotal:
  • SBC Rocker Arm Stud Kit 7/16 (2) ARP134-7123

    ARP SBC Rocker Arm Stud Kit 7/16 (2) 134-7123

    ARP

    $15.99
    SBC Rocker Arm Stud Kit 7/16 (2)Rocker Arm StudHigh Performance Series7/16-14 in Base Thread7/16-20 in Top Thread1.770 in Effective Stud LengthChromolyUniversalPair
    ARP134-7123
    SKU:
    ARP134-7123
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    MFG Part #:
    134-7123
    $15.99
    Qty in Cart: 0
    Quantity:
    Price:
    $15.99
    Subtotal:
  • SBC Rocker Arm Stud Kit 3/8 (2) ARP134-7121

    ARP SBC Rocker Arm Stud Kit 3/8 (2) 134-7121

    ARP

    $9.49
    SBC Rocker Arm Stud Kit 3/8 (2)Rocker Arm StudHigh Performance Series7/16-14 in Base Thread3/8-24 in Top Thread1.750 in Effective Stud LengthChromolyUniversalPair
    ARP134-7121
    SKU:
    ARP134-7121
    Availability:
    Ships Same Business Day
    Weight:
    0.21 LBS
    MFG Part #:
    134-7121
    $9.49
    Qty in Cart: 0
    Quantity:
    Price:
    $9.49
    Subtotal:
  • SBC Rocker Arm Stud Kit 3/8 (16) ARP134-7104

    ARP SBC Rocker Arm Stud Kit 3/8 (16) 134-7104

    ARP

    $66.99
    SBC Rocker Arm Stud Kit 3/8 (16)Rocker Arm StudHigh Performance Series7/16-14 in Base Thread3/8-24 in Top Thread1.895 in Effective Stud LengthChromolyUniversalSet of 16
    ARP134-7104
    SKU:
    ARP134-7104
    Availability:
    Ships Same Business Day
    Weight:
    1.73 LBS
    MFG Part #:
    134-7104
    $66.99
    Qty in Cart: 0
    Quantity:
    Price:
    $66.99
    Subtotal:
  • SBC Rocker Arm Stud Kit 7/16 (16) ARP134-7103

    ARP SBC Rocker Arm Stud Kit 7/16 (16) 134-7103

    ARP

    $61.99
    SBC Rocker Arm Stud Kit 7/16 (16)Rocker Arm StudHigh Performance Series7/16-14 in Base Thread7/16-20 in Top Thread1.770 in Effective Stud LengthChromolyUniversalSet of 16
    ARP134-7103
    SKU:
    ARP134-7103
    Availability:
    Ships Same Business Day
    Weight:
    1.94 LBS
    MFG Part #:
    134-7103
    $61.99
    Qty in Cart: 0
    Quantity:
    Price:
    $61.99
    Subtotal:
  • SBC Rocker Arm Stud Kit 3/8 (16) ARP134-7101

    ARP SBC Rocker Arm Stud Kit 3/8 (16) 134-7101

    ARP

    $65.99
    SBC Rocker Arm Stud Kit 3/8 (16)Rocker Arm StudHigh Performance Series7/16-14 in Base Thread3/8-24 in Top Thread1.750 in Effective Stud LengthChromolyUniversalSet of 16
    ARP134-7101
    SKU:
    ARP134-7101
    Availability:
    Ships Same Business Day
    Weight:
    1.64 LBS
    MFG Part #:
    134-7101
    $65.99
    Qty in Cart: 0
    Quantity:
    Price:
    $65.99
    Subtotal:
  • SBC Rod Bolt Kit - Fits 305/307/350 L/J Engines ARP134-6403

    ARP SBC Rod Bolt Kit - Fits 305/307/350 L/J Engines 134-6403

    ARP

    $82.99
    SBC Rod Bolt Kit - Fits 305/307/350 L/J EnginesConnecting Rod Bolt KitHigh Performance SeriesWave-Loc3/8 in BoltChromolyLarge JournalSmall Block ChevyKit
    ARP134-6403
    SKU:
    ARP134-6403
    Availability:
    Ships Same Business Day
    Weight:
    1.51 LBS
    MFG Part #:
    134-6403
    Qty in Cart: 0
    Quantity:
    Price:
    $82.99
    Subtotal:
  • SBC Rod Bolt Kit - Fits 400 ARP134-6402

    ARP SBC Rod Bolt Kit - Fits 400 134-6402

    ARP

    $73.99
    SBC Rod Bolt Kit - Fits 400Connecting Rod Bolt KitHigh Performance SeriesWave-LocChromolySmall Block ChevyKit
    ARP134-6402
    SKU:
    ARP134-6402
    Availability:
    Ships Same Business Day
    Weight:
    1.43 LBS
    MFG Part #:
    134-6402
    $73.99
    Qty in Cart: 0
    Quantity:
    Price:
    $73.99
    Subtotal:
  • SBC Rod Bolt Kit - Fits 383 Stroker ARP134-6027

    ARP SBC Rod Bolt Kit - Fits 383 Stroker 134-6027

    ARP

    $93.99
    SBC Rod Bolt Kit - Fits 383 StrokerConnecting Rod Bolt KitHigh Performance SeriesChromoly383 Stroker350 RodExtra Head ClearanceSmall Block ChevyKit
    ARP134-6027
    SKU:
    ARP134-6027
    Availability:
    Ships Same Business Day
    Weight:
    1.54 LBS
    MFG Part #:
    134-6027
    $93.99
    Qty in Cart: 0
    Quantity:
    Price:
    $93.99
    Subtotal:
  • SBC Rod Bolt Kit - Fits 350 LT1 ARP134-6005

    ARP SBC Rod Bolt Kit - Fits 350 LT1 134-6005

    ARP

    $81.99
    SBC Rod Bolt Kit - Fits 350 LT1Connecting Rod Bolt KitHigh Performance SeriesChromolyGM LT-SeriesKit
    ARP134-6005
    SKU:
    ARP134-6005
    Availability:
    Ships Same Business Day
    Weight:
    1.49 LBS
    MFG Part #:
    134-6005
    $81.99
    Qty in Cart: 0
    Quantity:
    Price:
    $81.99
    Subtotal:
  • SBC Rod Bolt Kit - Fits 305/307/350 L/J Engines ARP134-6003

    ARP SBC Rod Bolt Kit - Fits 305/307/350 L/J Engines 134-6003

    ARP

    $74.99
    SBC Rod Bolt Kit - Fits 305/307/350 L/J EnginesConnecting Rod Bolt KitHigh Performance Series3/8 in BoltChromolyLarge JournalSmall Block ChevyKit
    ARP134-6003
    SKU:
    ARP134-6003
    Availability:
    Ships Same Business Day
    Weight:
    1.50 LBS
    MFG Part #:
    134-6003
    $74.99
    Qty in Cart: 0
    Quantity:
    Price:
    $74.99
    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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