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ARP 230-7305 Torque Converter Bolt Kit for GM 200/700 Series Transmissions

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

230-7305
09/11/2036 4:31 AM
Sale Price

$22.41

3 left at this price

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Usually delivered within 2 days

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Fitment guaranteed

Fitment guaranteed

Product Details

The ARP 230-7305 torque converter bolt kit is specifically engineered for General Motors 200 and 700 series automatic transmissions. These high-strength fasteners provide superior clamping force and reliability compared to OEM hardware, ensuring secure torque converter attachment under high-stress conditions.

Key Specifications:

  • Thread size: 10mm x 1.5
  • Under head length: 0.590 inches
  • Includes washers for proper load distribution
  • Manufactured from premium aerospace-grade materials
  • Heat-treated for maximum strength and durability

ARP fasteners are precision-manufactured to exacting tolerances and feature rolled threads that are typically 1000% stronger than cut threads. This bolt kit is ideal for high-performance and racing applications where transmission reliability is critical, as well as OEM replacement during transmission rebuilds.

Application: Compatible with GM 200-4R, 700R4, and 4L60/4L60E automatic transmissions commonly found in GM vehicles from the 1980s through early 2000s.

Products specifications

Fastener Finish

Black oxide

Fastener Material

Steel

Head Style

Hex

Nuts Included

No

Quantity

Sold as a set of 6.

Thread

M10 x 1.5

UHL

0.59

Underhead Length (in)

0.590 in.

Washers Included

No

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Best price, has Affirm

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Quick shipping. Price was a little high.

The start stop button for my truck worked great and can fast

Good

Reasonably priced and fairly accurate shipping date.

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This store had a lot of products more than most other sites I looked at. The order was processed quickley and shiped the next day. I will use them again.

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