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ARP 430-3511 GM M10 X 4.470" 12pt SS starter bolt kit Photo-0
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ARP 401-8331 Nut Kit M10 X 1.0 SS 12pt Photo-0
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ARP 401-8341 Nut Kit 3/8-16 SS 12pt Photo-0
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ARP 430-3513 Starter Bolt Kit for General Motors. aftermarket gear reduction starters. 3/8˝ x 4.400˝. 12-pt. long Photo-0
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ARP 430-3301 Alternator Bolt Kit for Chevy SS 12pt Photo-0
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ARP 430-0401 Transmission Pan Bolt Kit for Chevrolet Turbo 350-400. 12pt Photo-0
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ARP 400-8537 Washer Kit 3/8" ID 3/4" OD SS washers Photo-0
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ARP 430-2101 Intake Manifold Bolt Kit for Chevrolet LS1. LS4. LS6. 4.8L-RL4. 5.3L-LM7. 6.0L-LQ4. 4.480˝ UHL. ARP Stainless. 12pt Photo-0
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ARP 135-4207 Head Stud Kit for Chevrolet Big Block WP Merlin aluminum block/Dart iron head Photo-0
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ARP 424-2101 Intake Manifold Bolt Kit for Buick 215 SS 12pt Photo-0
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ARP 135-7122 Rocker Arm Stud Kit for 3/8 Rocker Arm Stud Kit Photo-0
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ARP 134-8002 Intake Valley Cover Bolt Kit for Chevrolet LS Gen III/IV. 8740. 12pt Photo-0
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ARP 140-2301 Coil Bracket Bolt Kit for Chrysler Hemi 5.7/6.1L. 8740. 12pt Photo-0
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ARP 135-3601 Head Bolt Kit for Chevrolet Big Block Photo-0 ARP 135-3601 Head Bolt Kit for Chevrolet Big Block Photo-1
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ARP 135-6421 Rod Bolt Kit for Chevrolet Big Block 454-502 Wave-loc hi-performance Photo-0
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ARP 135-4002 Head Stud Kit for Chevrolet Big Block 409 hex Photo-0 ARP 135-4002 Head Stud Kit for Chevrolet Big Block 409 hex Photo-1
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ARP 134-6002 Rod Bolt Kit for Chevrolet Small Block 400 Photo-0
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ARP 135-4205 Head Stud Kit for Chevrolet Big Block 7/16" w/aluminum block Photo-0
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ARP 135-3603 Head Bolt Kit for Chevrolet Big Block Mark IV block with Late Bowtie aluminum. Iron Dart. Pro-1. Pro Top Line. & World Products iron heads. hex Photo-0
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ARP 400-8501 Washer Kit 3/8" ID .720" OD SS washer Photo-0
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ARP 401-8303 Nut Kit 5/16"-18 SS 12pt Photo-0
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ARP 400-8657 Nut Kit 1/2"-13 SS coarse hex Photo-0
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ARP 400-8767 Nut Kit 1/2"-20 SS fine nyloc hex Photo-0
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ARP 400-8756 Nut Kit 7/16"-20 SS fine hex Photo-0
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ARP 400-8308 Nut Kit M12 X 1.25 SS .750OD 12pt Photo-0
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ARP 400-8532 Washer Kit M10 ID .865" OD SS washers Photo-0
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ARP 400-8523 Washer Kit M10 ID .630" OD SS chamfer washers Photo-0
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ARP 400-8530 Washer Kit 5/16" ID .625" OD SS washer Photo-0
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ARP 400-8529 Washer Kit 7/16" ID 13/16" OD SS washers Photo-0
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ARP 134-2203 SB Chevy GENIII/LS Series w/12" clutch pressure plate bolt kit Photo-0
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ARP 134-6003 Rod Bolt Kit for Chevrolet Small Block 305-307-350. Big Block 409 Photo-0
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ARP 134-6422 Rod Bolt Kit for Chevrolet Small Block 400 Wave-loc hi-performance Photo-0

ARP – The World Leader in High-Performance Fasteners

For over 50 years, ARP (Automotive Racing Products) has been the undisputed leader in high-performance engine fasteners, wheel studs, and cylinder head studs. Engine builders, professional racers, and performance enthusiasts trust ARP for its superior strength, reliability, and precision engineering. Whether you're upgrading a street vehicle, building a high-horsepower race engine, or ensuring maximum durability in extreme conditions, ARP fasteners deliver unmatched performance.

ARP's extensive product range includes wheel studs, main studs, head studs, rod bolts, and high-strength fasteners for nearly every automotive application. Manufactured from aerospace-grade materials and subjected to rigorous quality control, ARP bolts and studs exceed industry standards for tensile strength, fatigue resistance, and longevity.

With a legacy deeply embedded in motorsports, ARP fasteners are found in Formula 1, NASCAR, drag racing, off-road rally, and endurance racing. From street builds to competition-level engines, ARP provides the security and reliability that professional teams and weekend warriors depend on.

ARP Wheel Studs – Maximum Strength and Durability

ARP wheel studs are designed to handle extreme loads, ensuring a secure wheel connection under intense forces. Whether for drag racing, drifting, or high-speed track use, ARP wheel studs offer superior tensile strength and durability, reducing the risk of wheel failure.

Key Benefits of ARP Wheel Studs:

  • High Tensile Strength: Manufactured from premium-grade 8740 chrome-moly steel.
  • Increased Shear Resistance: Reduces the chance of failure under aggressive acceleration and cornering.
  • Precision Machining: Ensures a perfect fit for various applications.
  • Corrosion Resistance: Black oxide coating prevents rust and wear.

Popular applications include ARP wheel stud kits for Subaru WRX, Nissan GT-R, Ford Mustang, Chevrolet Camaro, and BMW M-series.

ARP Cylinder Head Studs – Engineered for High-Performance Builds

ARP cylinder head studs are essential for high-compression, turbocharged, or supercharged engines. Designed to prevent head lift and maintain cylinder sealing under extreme pressure, these studs are a must-have for serious engine builders.

Why Choose ARP Head Stud Kits?

  • Proprietary Alloy Blends: Available in 8740 chrome-moly steel and Custom Age 625+ for extreme applications.
  • Increased Clamping Force: Prevents head gasket failures in high-boost applications.
  • ARP Ultra-Torque Assembly Lubricant: Ensures precise torque values for even load distribution.
  • Resistant to Stretch and Fatigue: Designed for long-term durability.

ARP head stud kits are available for Ford Coyote, GM LS, Nissan RB26, Toyota 2JZ, Mitsubishi 4G63, and many more high-performance engines.

ARP Main Studs – Reinforcing Your Engine’s Foundation

ARP main studs provide additional strength and stability to your engine block, ensuring that the crankshaft and main bearings remain properly aligned under high loads. For forced induction and high-horsepower applications, upgrading to ARP main studs is essential.

Advantages of ARP Main Stud Kits:

  • Eliminates Main Cap Walk: Keeps caps secured under extreme RPMs and loads.
  • High-Tensile Strength: Constructed from premium-grade materials for enhanced durability.
  • Precise Torque Settings: Ensures even stress distribution across the main bearings.
  • Available for a Wide Range of Engines: GM LS, Ford Modular, Toyota 2JZ, Nissan SR20, and more.

ARP Rod Bolts – Securing the Heart of Your Engine

ARP rod bolts are built to withstand the extreme forces of high-revving engines, preventing rod failures that could lead to catastrophic engine damage. Each bolt undergoes meticulous heat treatment and machining to ensure the highest level of reliability.

Why ARP Rod Bolts?

  • Designed for High RPM Stability: Reduces the risk of rod cap separation.
  • Proprietary ARP2000 and Custom Age 625+ Alloys: Offer unparalleled tensile strength.
  • Precision Tolerances: Guarantees a perfect fit for different connecting rods.
  • Ideal for Performance and Racing Engines: Found in drag racing, endurance racing, and high-boost applications.

ARP Engine Fasteners – Unmatched Strength for Every Component

Beyond wheel studs, head studs, main studs, and rod bolts, ARP manufactures a full lineup of engine fasteners designed for race engines and street builds alike. These include:

  • Crankshaft Bolts: High-strength bolts that secure the crankshaft pulley and dampers.
  • Flywheel & Flexplate Bolts: Designed to prevent shearing under extreme loads.
  • Camshaft Bolts: Essential for precise timing system retention.
  • Valve Cover & Timing Cover Bolts: Adds durability while enhancing engine bay aesthetics.

Why Choose ARP?

ARP fasteners are the gold standard in performance hardware. With strict quality control and superior materials, ARP products consistently outperform OEM and competitor alternatives. Here’s why ARP remains the industry leader:

  • Aerospace-Grade Materials: Ensures maximum durability and resistance to wear.
  • Precision Engineering: Manufactured with tight tolerances for a perfect fit.
  • Motorsport-Proven: Used in Formula 1, NASCAR, NHRA, and off-road racing.
  • Corrosion-Resistant Coatings: Protects against rust and environmental damage.
  • Comprehensive Product Range: Covers nearly all high-performance automotive applications.

Upgrade Your Vehicle with ARP Performance Fasteners

Whether you need high-strength wheel studs, cylinder head studs, main studs, or engine bolts, ARP provides the most reliable and race-proven fasteners available. Ensure your build is equipped with the best hardware in the industry. Browse our full selection of ARP fasteners at ATOMIC-SHOP today and experience the difference in durability and performance.