1. Engine Rocker & Valve Covers Items
  2. sku: 13383807990022711
  3. ARP 400-7527

ARP 400-7527 Valve Cover Bolt Kit 672036019587

400-7527 Arp Valve Cover Bolt Kit

( Brand: Arp ), ( Manufacturer Part Number: 400-7527 ), ( Part Type: Valve Cover Bolt ), ( UPC: 672036019587 )

Review ARP Valve Cover Bolt Kit

The ARP 400-7527 Valve Cover Bolt Kit is a high-performance solution designed to address the common issue of valve cover gasket leaks and bolts that can cause engine damage or failure. This kit is engineered to provide superior strength and durability, ensuring a secure and reliable seal for your engine's valve covers.

Each bolt in this kit is made from ARP's proprietary 2000-series fasteners, which are manufactured from premium materials and undergo a rigorous forging and thread rolling process. This results in bolts that offer increased tensile strength, reduced stress on threads, and superior resilience to vibration and fatigue. The bolts are also treated with ARP's proprietary Jominy end-relief heat treatment, which further enhances their durability and resistance to engine heat.

The kit includes twelve (12) valve cover bolts, each with a length of 1.000 inches and a diameter of 0.184 inches. They are designed to fit a wide range of applications, making them an ideal choice for various engines, including those found in race cars, hot rods, and high-performance street vehicles. The bolts are also suitable for use with aluminum or cast iron valve covers.

The ARP 400-7527 Valve Cover Bolt Kit is a direct replacement for the factory bolts, ensuring a straightforward installation process. It also comes with ARP's industry-leading warranty, which covers the bolts against failure due to material defects or heat damage for the lifetime of the vehicle on which they are installed.

In conclusion, the ARP 400-7527 Valve Cover Bolt Kit is a top-quality, high-performance solution for securing your engine's valve covers. Its use of ARP's 2000-series fasteners, Jominy end-relief heat treatment, and wide applicability make it an essential tool for any engine rebuild, upgrade, or maintenance project. By investing in this kit, you can enjoy the peace of mind that comes from knowing your engine is held together by the strongest, most reliable bolts available.

buying the ARP 400-7527 Valve Cover Bolt Kit comes with both advantages and disadvantages, which are as follows: Advantages:

1. High-quality bolts: ARP is known for producing high-quality, strong, and durable fasteners. This bolt kit is no exception. It's made from ARP's proprietary 2000-series alloy steel, which offers superior strength and resistance to fatigue and corrosion.

2. Precision machining: ARP uses precise machining techniques to ensure that each bolt is made to exacting specifications. This results in bolts that fit properly and provide a secure connection.

3. Reduced engine noise: The ARP bolt kit is designed to reduce engine noise by eliminating the need for torque-to-yield bolts, which can loosen over time and cause engine noise.

4. Improved performance: By using stronger bolts, engine performance can be improved by reducing the risk of detonation and increasing the reliability of the engine.

Disadvantages:

1. Higher cost: ARP bolts are more expensive than OEM bolts, making this bolt kit a more significant investment than buying a less expensive aftermarket alternative.

2. Installation complexity: Installing the ARP bolt kit can be more complicated than installing OEM bolts due to the need for precise torque settings and special tools.

3. Special tools required: To install the ARP bolts, you will need special tools such as a torque wrench and an ARP bolt installer tool. These tools can add to the overall cost of the installation.

Conclusion:

The ARP 400-7527 Valve Cover Bolt Kit offers several advantages, including improved engine performance, reduced engine noise, and high-quality, durable bolts. However, it comes with some disadvantages, such as a higher cost, installation complexity, and the requirement for special tools. Ultimately, whether or not this bolt kit is worth the investment depends on your specific needs and budget. If you're looking for the best possible performance and reliability from your engine, and you're willing to invest in high-quality parts and the necessary tools for installation, then the ARP bolt kit may be the right choice for you. If you're on a tighter budget or prefer a more straightforward installation process, you may want to consider a less expensive aftermarket alternative.

Details:

ARP Valve Cover Bolt Kit 12-point Head, Kit, 1/4 - 20 Thread, 4.250 UHL bolt under head length , Stainless Steel, kit, Bendix HD. American Express. BB with Cast Aluminum Covers, 7/pkg.

part #: 4007527 price

  • $29.99

specifications rockercove:

  • brand: Arp
  • mpn: 400-7527
  • part type: Valve Cover Bolt
  • upc: 672036019587

offer rockercove:

  • started: May 28, 2026
  • quantity: 3
  • availability: In Stock
  • options: Ship-to-home
  • sold: 0

general rockercove:

  • Engines Engine Parts > Valvetrain Components > Rocker Valve Covers
  • condition: New

payments rockercove:

  • credit card: Diners-club
  • other
  • wallet: Apple-pay

seller rockercove:

  • rating: 99.5%
  • city: , Ohio
  • # reviews: 632386

shipping rockercove:

  • class: Standard
  • service: Standard
  • transit: 4-7 Days
  • type: Fixed
  • cost: $15.99

returns rockercove:

  • policy: Returns Accepted
  • paid by: Seller
  • time: 30 Days
part type: valve cover bolt,
category: auto parts > engines engine parts > valvetrain components > rocker valve covers, sku: 13383807990022711,

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2 offers $29.99–$29.99 USD
  • Offer #1: $29.99 price + $15.99 shipping estimate = $45.98* total. ARP Valve Cover Bolt Kit 12-point Head. Valve Cover Bolt Kit, 12-point Head, 1/4" - 20 Thread, 4.250" UHL (bolt under head length), Stainless Steel, Bolt kit, Brodix hd., BB with Cast Aluminum Covers, 7/pkg.+$15.99 shipping
  • Offer #2: $29.99 price + $14.99 shipping estimate = $44.98* total. Valve Cover Bolts, Stainless Steel, Polished, 12-Point, 1/4 in.-20 Diameter, BBC Brodix Valve Covers, Set of 7.+$14.99 shipping

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