ARP FASTENERS AR13521 Big Block Oxide Hex Head Intake Bolt 672036002152 396-454 Manifold Set

( Brand: Arp Fasteners ), ( Part Type: Intake Block Head Manifold Bolt ), ( Manufacturer Part Number: AR13521 ), ( Item Height: 10 ), ( UPC: 672036002152 )

Review ARP FASTENERS Chevrolet Big Block Black Oxide Hex Head Intake Manifold Bolt Set

The ARP AR13521 intake manifold bolt set is a high-performance upgrade designed specifically for Chevrolet 396 and 454 big block engines. These fasteners are an essential upgrade for any enthusiast seeking to maximize engine performance and reliability.

Each bolt in this set is manufactured using ARP's proprietary A2LA certified heat treatment process, ensuring superior strength and durability. The bolts feature a 12-point, oxide coated, hex head design, which provides excellent grip and resists corrosion. The oxide coating also ensures a clean, rust-free appearance.

The ARP AR13521 intake manifold bolt set includes twelve bolts, which are specifically engineered to meet the unique requirements of Chevrolet 396 and 454 big block engines. These bolts are designed to withstand the extreme pressures and temperatures generated during high-performance applications, making them an ideal choice for race cars, street rods, and hot rods.

The 12-point hex head design provides increased clamping force compared to standard bolts, ensuring a secure connection between the intake manifold and the engine head. This improved clamping force leads to better sealing, improved airflow, and increased power output.

The ARP AR13521 intake manifold bolt set is made from premium materials and is manufactured to the highest standards of quality. Each bolt is individually inspected to ensure that it meets ARP's exacting specifications. These bolts are also backed by ARP's industry-leading warranty, giving you peace of mind and confidence in your purchase.

In summary, the ARP AR13521 intake manifold bolt set is a must-have upgrade for any Chevrolet 396 or 454 big block engine. These bolts offer superior strength, durability, and reliability, ensuring that your engine runs at its best and delivers maximum power output. With their 12-point, oxide coated, hex head design, these bolts provide better clamping force, improved sealing, and increased airflow. Invest in the ARP AR13521 intake manifold bolt set today and take your engine performance to the next level.

ARP (Automotive Racing Products) is a well-known brand in the automotive industry for producing high-quality, performance-oriented parts. ARP's fasteners, including the ARP AR13521 chevrolet 396-454 big block oxide hex head intake manifold bolt set, are particularly popular among automotive enthusiasts and professional mechanics. Here are some pros and cons of buying this specific ARP fastener set:

1. High-Strength: ARP uses 100% forged material in their fasteners, which provides superior strength compared to standard bolts. This is especially important for high-performance applications where the engine may generate more torque and pressure than stock bolts can handle.

2. Corrosion Resistance: ARP's fasteners are coated with a special oxide finish that provides excellent corrosion resistance. This can be particularly beneficial for cars that are used in harsh environments or for those that are not driven frequently.

3. Precision Machining: ARP's fasteners are precision machined to ensure a perfect fit. This can help prevent leaks and improve engine performance by ensuring that all components are securely fastened.

4. Increased Torque Capacity: ARP fasteners can handle higher torque loads than standard bolts. This is important for high-performance applications where increased clamping force is necessary.

5. Wide Application Range: ARP offers a wide range of fasteners for various applications, including the AR13521 set specifically designed for Chevrolet 396-454 big block engines.

1. Cost: ARP fasteners are generally more expensive than standard bolts. The AR13521 set, for example, can cost several times more than a standard intake manifold bolt set.

2. Installation: Installing ARP fasteners may require specialized tools and techniques, which can add to the cost and complexity of the installation process.

3. Overkill for Some Applications: For some applications, the increased strength and corrosion resistance provided by ARP fasteners may be overkill. In such cases, standard bolts may be a more cost-effective option.

The ARP AR13521 chevrolet 396-454 big block oxide hex head intake manifold bolt set is a high-quality, performance-oriented fastener set that offers superior strength, corrosion resistance, precision machining, and increased torque capacity. However, it comes with a higher price tag and may require specialized installation tools. Ultimately, the decision to purchase this set depends on the specific needs and budget of the individual.

If you are building a high-performance Chevrolet 396-454 big block engine or working on a restoration project, investing in a high-quality, corrosion-resistant fastener set like the ARP AR13521 can provide peace of mind and improve engine performance. However, if you are working on a stock engine or have a limited budget, standard bolts may be a more cost-effective option. It's essential to consider the specific requirements of your project before making a purchase decision.

Details:

Wide under head flange and companion washers provide even load distribution. For Stainless Steel use part # AR43521. Chevrolet 396-454 Big Block Black Oxide Hex Head Intake Manifold Bolt Set: Prevent intake manifold leaks with Raps Automotive Racing Products quality Fasteners.Super strong and precision machined for optimum thread engagement. The Stainless Steel is polish ed to achieve a brilliant luster and provides distinctive maintenance free environment.Both materials are nominally rated at 170000 psi tensile strength come in both hex 12-point heads.

Precision n rolled threads prevent galling while promoting more consistent torque loading.

part #: ar13521 prices

• $31.28-$137.86

specifications inputmanifolds:

• for makes: Chevrolet
• brand: Arp Fasteners
• part type: Intake Block Head Manifold Bolt
• manufacturer part number: AR13521
• item height: 10
• upc: 672036002152

offer inputmanifolds:

• availability: In Stock
• sold: 0
• started: March 7, 2025
• options: Ship-to-home
• quantity: 5

seller inputmanifolds:

• # reviews: 15067
• city: Huntington Beach, California
• rating: 99.1%

returns inputmanifolds:

• paid by: Buyer
• policy: Returns Accepted
• time: 30 Days

general inputmanifolds:

• Car Truck Parts Accessories > Air Fuel Delivery > Intake Manifolds
• condition: New

shipping inputmanifolds:

• service: FedEx Ground or FedEx Home Delivery, UPS Ground, UPS 2nd Day Air
• carrier: FedEx, UPS
• class: Standard, Expedited
• cost: $11.31
• transit: 4-8 Days
• type: Calculated

payments inputmanifolds:

• wallet: Google-pay
• other
• credit card: Discover

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