fits make: Mopar. year: 1990–2012.

( Brand: Arp ), ( Manufacturer Part Number: 140-5402 ), ( Part Type: Bolt Block ), ( UPC: 672036002688 )
The ARP 140-5402 Bolt Kit is a high-performance upgrade for your vehicle's Mopar small-block engine, specifically the 318, 340, and 360 engines. This kit includes a set of ARP 2000 Series Mains Studs, which are renowned for their strength, durability, and ability to withstand the rigors of high-performance applications.
The mains studs are made from 129.5 grade steel, ensuring superior strength and corrosion resistance. They feature a 12-point nut design, which provides a more evenly distributed clamping force on the cylinder head, reducing the risk of head gasket failure. The studs are also threaded to a length of 2.5 inches, allowing for a deep thread engagement with the engine block, enhancing overall engine stability and performance.
This kit also includes a set of ARP 2000 Series Bolt and Nut Combinations, specifically designed for use with the mains studs. The bolts are made from the same high-strength 129.5 grade steel as the studs, ensuring a consistent level of strength and durability throughout the kit. The nuts are specially designed to provide a secure and reliable grip on the studs, reducing the risk of loosening or failure under high-load conditions.
The ARP 140-5402 Bolt Kit is a direct replacement for the original factory bolts and nuts, making installation straightforward and hassle-free. It also comes with all necessary hardware, including washers and locking nuts, ensuring a complete and trouble-free installation.
In conclusion, the ARP 140-5402 Bolt Kit is a high-quality, high-performance upgrade for your Mopar small-block engine. Its use of ARP 2000 Series Mains Studs and Bolts ensures superior strength, durability, and reliability, while its 12-point nut design and deep thread engagement improve engine stability and performance. With its straightforward installation process and complete hardware package, this kit is a smart investment for any Mopar small-block engine enthusiast.
Pros of buying a ARP Bolt Mains Stud 12 Point Nut Kit (672036002688) for Mopar small-block engines:1. Enhanced engine reliability: ARP bolts are known for their superior strength and durability, which can help prevent bolt failure and engine damage.
2. Improved performance: ARP bolts can help improve engine performance by reducing bolt loosening and improving the clamping force between engine components.
3. Corrosion resistance: ARP bolts are made of high-quality materials such as 625 series alloy, which provides excellent corrosion resistance.
4. Wide application: This kit is designed for Mopar small-block engines, and it's compatible with various engine models and year ranges.
Cons of buying a ARP Bolt Mains Stud 12 Point Nut Kit:1. Higher price point: ARP bolts are more expensive than standard bolts, which may be a deterrent for some buyers.
2. Installation complexity: Installing ARP bolts may require specialized tools and techniques, which can be time-consuming and challenging for some DIY enthusiasts.
3. Potential compatibility issues: While the kit is designed for Mopar small-block engines, it may not be compatible with all engine models or year ranges.
Conclusion:If you're looking to upgrade the bolt kit on your Mopar small-block engine and are willing to invest in high-quality components, the ARP Bolt Mains Stud 12 Point Nut Kit (672036002688) is a great option. Its corrosion resistance, enhanced strength, and improved performance can help prevent bolt failure and improve engine reliability. However, it's essential to consider the higher price point and potential installation complexity before making a purchase.
Recommendation:If you decide to purchase this kit, I recommend taking the time to properly prepare your engine for installation and invest in the necessary tools to ensure a successful installation. Additionally, ensure that the kit is compatible with your specific engine model and year range before making a purchase.
Fastener nut standard 12-point stud yield strength psi 200,000 head main bolt 2-bolt nuts included yes quantity sold as a kit.
Buyer pays return shipping.