ARP Hex Bolt Kits

2010–2025 Universal / Automotive Applications M6 x 1.00 Thread

Part #: 660-1011

Overview

The ARP Hex Bolt Kits are premium-quality fasteners designed to provide reliable, high-strength connections for a wide range of automotive, marine, and trailer applications. Crafted from top-grade materials and engineered for durability, these bolts are ideal for enthusiasts and professionals seeking to ensure safety and performance in their projects. Whether you're assembling engine components, securing chassis parts, or performing custom modifications, ARP's hex bolt kits deliver peace of mind with their superior tensile strength and precision manufacturing.

Designed for those who demand the best, these bolts help support increased safety margins and long-lasting performance. Their versatile design makes them suitable for various applications, from daily drivers to high-performance builds, off-road adventures, and marine environments. With ARP's reputation for quality and innovation, you can trust these fasteners to meet or exceed industry standards, ensuring your project remains secure under demanding conditions.

Key Features

ARP Hex Bolt Kits incorporate several advanced features that set them apart from standard hardware. Crafted from heat-treated 8740 chromoly steel, these fasteners offer exceptional strength and toughness, with a nominal tensile strength of 180,000 psi. This high-grade material ensures that the bolts can withstand significant loads and stresses without failure, providing a substantial safety margin over conventional Grade 8 hardware.

• Premium Material: Made from heat-treated 8740 chromoly steel for maximum strength and durability.
• Black Oxide Finish: Features a corrosion-resistant black oxide coating that enhances longevity and aesthetic appeal.
• Flanged Hex Head: Designed with a flanged head for improved torque application and secure fitment.
• Optimal Length: Underhead length of 70mm ensures proper engagement and clamping force.
• Versatile Compatibility: Suitable for a wide range of automotive, marine, and trailer applications requiring M6 x 1.00 threads.
• Heat Treated: Ensures consistent strength and performance even under high-temperature conditions.
• Precision Manufacturing: Manufactured to strict tolerances for reliable fitment and ease of installation.
• Corrosion Resistance: Black oxide finish provides additional protection against rust and corrosion.
• High Tensile Strength: Rated at 180,000 psi, offering a significant safety margin for demanding applications.

Construction & Design

The ARP Hex Bolt Kits are constructed from high-quality 8740 chromoly steel, a material renowned for its excellent strength-to-weight ratio and toughness. The bolts are meticulously heat-treated to achieve a tensile strength of 180,000 psi, ensuring they can handle high loads and stresses encountered in performance and heavy-duty applications. The black oxide finish not only enhances corrosion resistance but also provides a sleek, professional appearance suitable for visible engine bays and custom builds.

The flanged hex head design allows for even torque distribution during installation, reducing the risk of head stripping or uneven tightening. The 70mm underhead length ensures proper engagement with components, providing a secure and reliable fastening solution. These bolts are manufactured to precise specifications, ensuring consistent quality and fitment across all units, making them a dependable choice for critical fastener needs.

Installation & Fitment

The ARP Hex Bolt Kits are designed for straightforward, bolt-on installation. They utilize standard M6 x 1.00 threads and are compatible with a wide range of automotive and marine components. No special tools beyond standard wrenches are required for installation. Due to their precise manufacturing, these bolts fit perfectly into existing threaded holes, providing a secure and reliable connection. Always ensure proper torque specifications are followed to maximize safety and performance.

• Easy bolt-on installation with standard tools
• Compatible with various automotive, marine, and trailer applications
• No cutting, drilling, or special modifications required

What's Included

• Complete set of ARP Hex Bolts with flanged hex heads
• High-quality black oxide finish for corrosion resistance
• Detailed installation instructions (if applicable)

Ideal For

• Automotive enthusiasts performing engine or chassis assembly
• Marine applications requiring high-strength fasteners
• Trailer and equipment builders seeking reliable hardware
• High-performance and off-road vehicle projects