ARP Head Bolts High Hex Black Washers Jeep 4.0L Kit 146-3601

ARP Head Bolts High Hex Black Washers Jeep 4.0L Kit

The ARP High Performance series head bolt kit is designed for those who demand strength and reliability in their engine builds. Perfect for DIY enthusiasts, tradies, and fleet operators, this kit is engineered for the Jeep 4.0L engine, providing superior performance under high-stress conditions. With its robust design, ARP ensures that you can tackle any challenge with confidence.

These head bolts are rated at an impressive 180,000 psi, making them 15 percent stronger than standard Grade 8 fasteners. The kit includes high hex black washers that enhance durability and ensure optimal sealing, making it a must-have for anyone looking to maintain or upgrade their Jeep engine.

Key features

• Rated at 180,000 psi for superior strength and reliability.
• 15 percent stronger than standard Grade 8 fasteners.
• Available with reduced wrenching hex head to simplify installation.
• 12-point head option allows for easy re-torquing without valvetrain removal.
• Includes high-quality black washers for enhanced sealing.
• Designed specifically for Jeep 4.0L engines.

Technical details

• Material: High-strength steel
• Finish: Black oxide for corrosion resistance
• Pack size: Complete kit for Jeep 4.0L engine
• Head type: High hex or 12-point available
• Torque capacity: 180,000 psi

Applications / fitment

This head bolt kit is specifically designed for use in Jeep 4.0L engines, making it ideal for both performance upgrades and routine maintenance.

• Ideal for Jeep 4.0L engine rebuilds.
• Suitable for high-performance applications.
• Perfect for DIY engine enthusiasts and professional mechanics.
• Compatible with various Jeep models featuring the 4.0L engine.

Why buy from Mick’s Gone Bush?

• Trusted Australian business focused on reliable power, auto-electrical, and service parts.
• Stock sourced from reputable distributors and brands.
• Practical support for trade, off-grid, and fleet customers.
• Clear shipping, warranty, and customer service.

Frequently asked questions

What makes ARP head bolts different from standard bolts?

ARP head bolts are made from high-strength steel and are rated significantly higher than standard bolts, providing greater reliability and performance in demanding conditions.

Can I use these bolts for other engine types?

These head bolts are specifically designed for the Jeep 4.0L engine and may not be suitable for other engine types without proper verification.

Do I need special tools to install these bolts?

While standard tools can be used, the reduced wrenching hex head design allows for easier access and installation, reducing the need for specialised equipment.

How often should I check the torque on these bolts?

It is recommended to check the torque after the initial break-in period and periodically during routine maintenance, especially after high-stress usage.

Are the black washers included in the kit effective?

Yes, the high-quality black washers included in the kit are designed to enhance sealing and provide additional durability under high temperature and pressure conditions.