ARP ARP-145-4007 Head Stud Kit 672036002992 6-POINT

( Brand: Arp ), ( Manufacturer Part Number: ARP-145-4007 ), ( Part Type: Head ), ( UPC: 672036002992 )

Review ARP 145-4007 6-point Head Stud Kit

The ARP ARP-145-4007 145-4007 6-point head stud kit is a high-performance upgrade for various applications, particularly those requiring increased clamping force and durability. This stud kit is engineered and manufactured by ARP, a leading name in the performance aftermarket industry, renowned for its superior quality and innovative design.

This stud kit is specifically designed for engines that utilize head studs to secure the cylinder head to the engine block. It is a six-point design, which provides superior clamping force and evenly distributes engine stress, ensuring optimal sealing and reducing the likelihood of head gasket failure. The six-point design features a hexagonal nut on top and a star-shaped recess below, allowing for a more secure engagement between the nut and the head.

Each stud in the kit is made from ARP's proprietary 2000-series alloy, which offers superior tensile strength and fatigue resistance compared to OEM studs. This alloy is also heat-treated to further enhance its mechanical properties, ensuring that it can withstand the extreme temperatures and pressures encountered in high-performance applications.

The studs are also precision-machined to ensure a perfect fit and alignment with the engine block and cylinder head. This not only ensures a secure installation but also reduces the likelihood of engine damage during installation or removal.

The ARP ARP-145-4007 145-4007 6-point head stud kit includes all necessary hardware for a complete installation, including studs, nuts, and washers. The nuts are also made from ARP's 2000-series alloy and feature a knurled surface to provide a better grip during installation and removal.

In summary, the ARP ARP-145-4007 145-4007 6-point head stud kit is a premium upgrade for engines that require increased clamping force and durability. Its six-point design, high-strength alloy, and precision machining make it an excellent choice for high-performance applications, ensuring optimal sealing and reducing the likelihood of head gasket failure.

The ARP ARP-145-4007 6-point head stud kit is a popular upgrade for high-performance applications, particularly in engines that see increased boost pressure or high RPM operation. Here are some pros and cons of purchasing this kit:

1. Enhanced clamping force: The 6-point design of these studs provides superior clamping force compared to the standard 12-point studs, which reduces the possibility of engine failure due to stud shearing or head gasket issues.

2. Increased durability: ARP studs are manufactured from high-strength materials, such as 129.5 grade chromemoly steel, ensuring they can withstand the stresses of high-performance applications.

3. Reduced head gasket failure: By providing a more secure connection between the engine block and the cylinder head, the ARP stud kit can help prevent head gasket failure, which can save you significant time and money in engine repairs or replacements.

4. Improved torque capacity: The ARP stud kit allows for higher torque capacity during engine assembly, enabling a more precise and effective installation process.

5. Suitability for various applications: The ARP ARP-145-4007 stud kit is compatible with a wide range of engines, including those used in various makes and models of cars, trucks, and racing applications.

1. Cost: ARP studs are more expensive than standard studs. The cost of the ARP-145-4007 kit may be a significant investment for some.

2. Installation complexity: Installing the ARP stud kit requires specialized tools and expertise. The process can be time-consuming and may require professional assistance.

3. Potential for engine downtime: Installing the ARP stud kit may necessitate engine removal, which can result in significant engine downtime.

4. Limited compatibility: Although the ARP ARP-145-4007 stud kit is compatible with a wide range of engines, it may not be suitable for all applications. It's essential to verify compatibility with your specific engine before purchasing.

The ARP ARP-145-4007 6-point head stud kit offers several advantages for high-performance applications, including enhanced clamping force, increased durability, and reduced head gasket failure. However, its cost, installation complexity, and potential for engine downtime are significant considerations. If you're planning a high-performance build or facing recurring head gasket issues, the investment in ARP studs may be worthwhile. However, carefully weigh the pros and cons and consult with a professional if necessary before making a decision.

Details:

ARP 145-4007 6-Point Head Stud Kit.

part #: 672036002992 prices

• $214.99-$221.99

specifications grokengines:

• brand: Arp
• mpn: Arp-145-4007
• part type: Head
• upc: 672036002992

seller grokengines:

• # reviews: 414
• city: Lehi, Utah
• rating: 91.3%

shipping grokengines:

• type: Calculated
• cost: $0.00
• transit: 8-14 Days
• service: UPS Ground
• class: Standard
• carrier: UPS

offer grokengines:

• started: January 20, 2026
• options: Ship-to-home
• availability: In Stock
• sold: 0
• quantity: 4

returns grokengines:

• policy: No Returns

payments grokengines:

• wallet: Apple-pay
• credit card: Mastercard
• other

general grokengines:

• Car Truck Parts Accessories > Engines Engine Parts > Engines
• condition: New

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