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ARP 712-0750 Stainless Steel 12-Point Bolt Kit 5-Pack

Manufacturer

ARP

<h3>About ARP – Automotive Racing Products</h3><p>Few names carry as much weight in the performance fastener world as <strong>ARP</strong> — short for Automotive Racing Products. Back in 1968, racing enthusiast Gary Holzapfel noticed that many of his friends' broken engines were caused by fastener failure, and at the time no commercially available studs or bolts were up to the challenge — so he drew on his years of experience as a leading aerospace subcontractor and founded ARP. That problem-solving spirit has driven the company ever since.</p><p>From a backyard garage workshop, ARP has grown into a highly diversified manufacturer with 18 buildings across Southern California, totaling more than 275,000 square feet of forging, heat-treating, machining, quality control, finishing, and packaging facilities in Santa Paula and Ventura, California.</p><h3>Engineering That Goes Beyond &quot;Aerospace Quality&quot;</h3><p>ARP uses only top-quality materials — far above the usual &quot;aerospace quality&quot; others settle for — in a highly exacting manufacturing process to create fasteners with the strength and durability to last race after race. Fastener materials are available in 8740 Chrome Moly, ARP2000, and Custom Age 625+, each engineered for specific performance thresholds. In order to ensure optimum quality control, ARP controls all aspects of the manufacturing process entirely in-house — a discipline that has allowed it to build a reputation for &quot;zero defects&quot; quality throughout the industry.</p><p>Automotive Racing Products has achieved ISO 9001:2008 and AS9100 registration, certifications the company has maintained as a testament to its unwavering dedication to producing the highest quality fasteners available. ARP also operates an Aerospace Division and is one of the very few companies in the world fully licensed by the United States Government to manufacture MS-21250 fatigue-rated fasteners.</p><h3>Trusted by the World&apos;s Top Racing Programs</h3><p>ARP enjoys working relationships with professional engine builders and race teams across Formula 1, IndyCar, IMSA, NASCAR, NHRA, IHRA, Lucas Oil Late Model Dirt, and World of Outlaws — constant interaction that keeps ARP on the cutting edge of fastener technology. Whether you&apos;re building a weekend bracket racer or a full-time professional race engine, ARP has a solution engineered to hold things together under the most extreme conditions.</p><h3>ARP&apos;s Engine Fastener Lineup</h3><p>Today, ARP&apos;s product line contains thousands of part numbers and has expanded to include virtually every fastener found in an engine and driveline and throughout the suspension and frame. Among the most popular are <a href="/48-arp-engine-cylinder-head-bolt-set-10306">Engine Cylinder Head Bolt Sets</a>, <a href="/48-arp-engine-connecting-rod-bolt-5280">Engine Connecting Rod Bolts</a>, and complete <a href="/48-arp-engine-connecting-rod-5276">Engine Connecting Rods</a> — three categories that represent the critical fastening points where engine integrity is made or lost. ARP&apos;s High Performance series head bolt kits are rated at 170,000 psi — 15 percent stronger than Grade 8 fasteners — and are available with hex heads or reduced-wrenching 12-point heads that eliminate the need for valvetrain removal when re-torquing.</p><p>ARP stands behind its products indefinitely with respect to materials and workmanship, making every fastener a long-term investment in engine reliability rather than a consumable component.</p>

Part Number

712-0750
09/12/2036 6:47 AM
Sale Price

$14.14

In Stock (10+)

delivery box

Usually delivered within 2 days

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No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The ARP 712-0750 is a premium 5-piece fine thread 12-point bolt kit designed for high-performance automotive, marine, and trailer applications. Each kit includes matching washers for complete installation.

Superior Materials and Strength:

  • Constructed from specially alloyed ARP 300 stainless steel
  • Nominally rated at 180,000 psi tensile strength
  • Provides substantial safety margin over standard Grade 8 hardware
  • 12-point head design for improved wrench engagement

Key Benefits:

  • Exceptional corrosion resistance for long-lasting performance
  • Specially polished stainless steel finish for premium appearance
  • Maintenance-free operation in harsh environments
  • Precision manufactured to ARP's exacting quality standards

ARP fasteners are trusted by professional engine builders and enthusiasts worldwide for critical applications where reliability and performance cannot be compromised. Each bolt is manufactured to aerospace tolerances ensuring consistent clamping force and durability.

Products specifications

Fastener Finish

Polished

Fastener Head Style

12-Point

Fastener Material

Stainless steel

Fastener Yield Strength (psi)

170,000 psi

Quantity

Sold as a set of 5.

Size

5/16-24 x 0.75

Thread Size

5/16-24 in.

Underhead Length (in)

0.750 in.

Washers Included

Yes

Wrench Diameter

3/8 in.

Wrenching

3/8

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The price was best on internet shipping was resonable, follow up emails were helpful.

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fast shipping. shipped the correct item. thanks autoplicity. hope to be buying again soon

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