ARP 642-4250 Bolt Kit 12PT 5PK 3/8-16 4.250

( Brand: Arp ), ( Manufacturer Part Number: 642-4250 ), ( Type: Bolts ), ( Performance Part: Yes )

Review ARP Bolt Kit 12pt 5pk 3/8-16 4.250 fits 250

ARP 642-4250 Bolt Kit - Precision Engineered Fasteners for High-Performance Applications

The ARP 642-4250 Bolt Kit is a testament to ARP's unwavering commitment to quality and performance. This premium set of 5 bolts, each with a 12-point head and a 3/8-16 thread pitch, comes with a thread length of 4.250 inches, making it an ideal choice for various high-stress applications.

Manufactured using the finest materials and meticulously engineered to exacting standards, these bolts are designed to withstand the extreme loads and temperatures encountered in high-performance environments. The 12-point head provides a larger contact area with the nut, ensuring a more secure and evenly distributed load, reducing the risk of fastener failure.

The ARP 642-4250 Bolt Kit is hardened and precision machined to assure a strong and reliable bolt that resists stretching and loosening. Each bolt is subjected to a rigorous proof load testing process to ensure they meet ARP's stringent quality standards.

Whether you're building a high-performance engine or upgrading existing components, the ARP 642-4250 Bolt Kit offers the strength, reliability, and durability you need to ensure your build stands up to the demands of the track. Trust ARP for the fasteners that can make the difference between victory and failure. Upgrade to the ARP 642-4250 Bolt Kit today and experience the ARP difference.

The ARP 642-4250 Bolt Kit, 12pt, 5pk, 3/8-16, 4.250 consists of high-quality hardware components commonly used in automotive applications. Here are some pros and cons that might help you decide:

1. High-quality materials: ARP bolts are known for their superior strength and durability. They are made from forged 625 steel and are heat-treated for added strength.

2. Precision machining: ARP bolts are machined with close tolerances, ensuring a secure and reliable fit.

3. Corrosion resistance: ARP bolts have a proprietary coating to protect against corrosion, extending their lifespan.

4. Replacement for factory bolts: These bolts can be used as a replacement for factory bolts in engines, transmissions, and other critical components, improving performance and reliability.

1. Cost: ARP bolts are more expensive than standard bolts, which might be a concern for budget-conscious consumers.

2. Overkill for some applications: For less critical applications, the extra cost and strength of ARP bolts might not be necessary.

3. Potential for overtightening: Because of their high strength, there is a risk of overtightening, which could strip threads or cause other damage.

In conclusion, if you are looking for a high-quality bolt for critical applications in your vehicle and are willing to pay a premium for it, the ARP 642-4250 Bolt Kit could be a good choice. However, if you are on a tight budget or the application is not critical, standard bolts may be more appropriate. Always consult your vehicle's owner's manual or a professional mechanic to ensure you are using the correct hardware for your specific application.

Details:

Bolt - 3/8-16 in Thread 4.25 Long 3/8 12 Point Head Chorally Black Oxide Universal Set of 5. Manufacturer: ARP.

part #: 6424250 prices

• $31.54-$38.99

specifications pistonrinro:

• brand: Arp
• mpn: 642-4250
• type: Bolts
• performance part: Yes

general pistonrinro:

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

payments pistonrinro:

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

offer pistonrinro:

• quantity: 3
• availability: In Stock
• sold: 0
• options: Ship-to-home
• started: September 10, 2025

returns pistonrinro:

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

shipping pistonrinro:

• transit: 2-5 Days
• class: Standard
• cost: $0.00
• service: Standard
• type: Fixed

seller pistonrinro:

• city: San Leandro, California
• rating: 99.6%
• # reviews: 107477

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