fits model: Ss, Hemi. make: Chrysler.

( Brand: Arp ), ( Manufacturer Part Number: 440-1201 ), ( Type: Arp Head Bolt Kits ), ( Performance Part: Yes ), ( UPC: 672036046088 )
The ARP 440-1201 Header Bolt Kit is an essential upgrade for your Chrysler Hemi 5.7L or 6.1L engine, offering unparalleled strength and reliability for your high-performance application. This kit is specifically designed to replace the standard 12-point header bolts, which are often susceptible to failure due to heat cycling and fatigue.
Each bolt in this kit is meticulously crafted from high-strength ARP2000 alloy steel, a proprietary material that offers superior tensile strength and fatigue resistance compared to conventional fasteners. The bolts feature a 12-point design for maximum grip and torque distribution, ensuring a secure and reliable connection between your headers and engine cylinder heads.
The ARP 440-1201 kit includes eight (8) bolts, each with a polished stainless steel finish that not only looks great under the hood but also provides superior resistance to corrosion and weathering. The bolts are also compatible with studs, allowing for easy installation and removal.
In addition to superior strength and durability, the ARP 440-1201 Header Bolt Kit also offers precise fitment for your Chrysler Hemi engine. Each bolt is threaded to match the factory specifications for a hassle-free installation.
Upgrading to the ARP 440-1201 Header Bolt Kit is a smart investment for any Hemi engine owner seeking improved performance, reliability, and peace of mind. By replacing your standard header bolts with these high-quality ARP bolts, you can ensure that your engine stays securely connected, even under the most demanding conditions. Whether you're building a street machine, a race car, or simply maintaining your daily driver, the ARP 440-1201 Header Bolt Kit is an indispensable addition to your toolkit.
The ARP 440-1201 Header Bolt Kit is designed for Chrysler Hemi engines with a 12-point bolt pattern for headers. Here are the key advantages and disadvantages of this product:
Pros:1. High-Quality Material: ARP bolts are made from 95 % forged 1350 aluminum alloy, ensuring strength and durability.
2. Engineering: ARP bolts are cold-headed and thread rolled, which eliminates the stress concentrations associated with tapping or broaching, resulting in higher joint integrity.
3. Corrosion Resistance: The bolt's proprietary ARP-2000 coating provides excellent protection against corrosion.
4. Extended Service Life: The increased strength and reduced risk of failure can lead to a longer service life for the header bolts.
Cons:1. Price: ARP bolts are generally more expensive compared to OEM bolts.
2. Installation: Proper torque specifications and installation procedures must be followed to ensure optimal performance and to avoid damage to the threads.
3. Availability: ARP bolts may not be readily available at local auto parts stores and may require ordering online or from a specialty parts store.
Conclusion:The ARP 440-1201 Header Bolt Kit offers improved joint integrity, increased strength, and extended service life compared to OEM bolts. However, its higher cost and potential installation challenges should be considered. If you value performance and are willing to invest in quality components, the ARP 440-1201 Header Bolt Kit could be an excellent choice for your Chrysler Hemi engine. If budget is a concern, OEM bolts may be a more suitable option. Always ensure to follow the manufacturer's recommendations for installation and maintenance.
Back in 1968 racing enthusiast Gary Helpful saw that many of his friends broken engines were caused by fastener failure.At the time, there no commercially available studs and bolts up to challenge. Kit Type: Stud. Manufacturer: ARP.