My Account
Shopping Cart

ARP 430-3505 Stainless Steel Starter Bolt Kit with Hex Head

Manufacturer

ARP

<h3>The Gold Standard in Performance Fasteners</h3> <p>When racing enthusiast Gary Holzapfel recognized that fastener failure was causing many engine breakdowns in 1968, he founded Automotive Racing Products (ARP) to solve a critical problem in motorsports. Drawing on his aerospace fastener manufacturing experience, Holzapfel created a company that would revolutionize the performance fastener industry. Today, ARP stands as the world's premier manufacturer of high-strength bolts, studs, nuts, and specialized hardware for racing and high-performance applications.</p> <p>ARP controls all aspects of the manufacturing process in-house, with all operations closely monitored, enabling the company to maintain its reputation for zero-defect quality. Every fastener undergoes forging, heat treatment, thread rolling, and precision finishing at ARP's Southern California facilities, which span over 115,000 square feet. This vertically integrated approach ensures that each component meets exacting standards for strength, fatigue resistance, and reliability under extreme conditions.</p> <h3>Engineered for Championship Performance</h3> <p>ARP's customer roster reads like a who's who of professional motorsports. The product line ranges from quality high-performance OEM replacement parts to exotic specialty hardware for Formula 1, IndyCar, NASCAR and NHRA drag racing and marine applications. The company's fasteners have secured victories in virtually every major racing championship worldwide, from Top Fuel dragsters to Formula One cars, proving their worth under the most demanding conditions imaginable.</p> <p>The brand's <a href="/48-arp-engine-cylinder-head-bolt-set-10306">engine cylinder head bolt sets</a> represent the cornerstone of ARP's catalog, offering engine builders the clamping force and reliability needed to prevent head gasket failure in high-boost and high-compression applications. These precision-engineered fasteners utilize proprietary materials and heat treatments that deliver up to ten times the fatigue strength of conventional bolts, making them essential for any serious performance build.</p> <p>For engine internals, ARP manufactures <a href="/48-arp-engine-connecting-rod-5276">connecting rods</a> designed to withstand extreme cylinder pressures and high RPM loads. Each rod is manufactured to aerospace standards with tight tolerances and superior material properties. Whether you're building a street performance engine or a full competition powerplant, ARP connecting rods provide the strength and consistency that professional engine builders demand.</p> <h3>Complete Fastener Solutions</h3> <p>Beyond engine components, ARP's product range extends throughout the entire vehicle. The company's <a href="/48-arp-wheel-lug-stud-7680">wheel lug studs</a> offer critical safety and performance benefits for racing and high-performance street applications, providing greater clamping force and durability than factory studs. ARP's product line contains thousands of part numbers and has expanded to include virtually every fastener found in an engine and driveline.</p> <p>Individual <a href="/48-arp-engine-cylinder-head-bolt-5308">engine cylinder head bolts</a> are also available for custom applications or specific replacement needs, manufactured to the same exacting standards as complete sets. This flexibility allows builders to source exactly what they need for specialized builds or repairs without compromising on quality.</p> <p>What sets ARP apart is not just the breadth of their catalog, but their willingness to develop custom solutions for unique applications. The company maintains complete R&D capabilities, including metallurgical research, product design, prototype machining, and extensive laboratory testing. This engineering expertise ensures that whether you're installing a simple head stud kit or building a record-setting race engine, ARP fasteners deliver the reliability and performance that professionals trust.</p>

Part Number

430-3505
07/13/2036 1:05 PM
Sale Price

$14.43

In Stock (10+)

delivery box

Usually delivered within 2 days

Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The ARP 430-3505 starter bolt kit is engineered to simplify starter motor installation in tight engine compartments, particularly in race car applications. These high-performance fasteners feature compact hex heads for improved accessibility in cramped spaces, making them ideal for vehicles using rear motor plates.

Key Features:

  • Manufactured from ARP 300 stainless steel for superior strength and corrosion resistance
  • Rated at 170,000 psi tensile strength?exceeds Grade 8 hardware specifications
  • Small diameter hex heads provide easier access in confined installations
  • Standard shank knurling prevents rotation and ensures secure mounting
  • 100% maintenance-free stainless steel construction
  • Designed to withstand the stress of 10-15 pound starters cantilevered from engine blocks
  • Includes washers as required for complete installation

ARP's precision-manufactured starter bolts deliver the strength and reliability demanded by racing applications while offering superior corrosion resistance compared to standard OEM hardware. The combination of high tensile strength and compact head design makes these fasteners an essential upgrade for any performance engine build.

Products specifications

Fastener Finish

Polished

Fastener Head Style

Hex

Fastener Material

ARP 300

Material

ARP300

Notes

Set includes one 1.880 in. bolt and one 4.450 in. bolt.

Quantity

Sold as a pair.

Starter Style

Full size

UHL

1.880 & 4.450

OEM Parts at a great price and fast shipping

easy to use - like the option of using amazon account for checkout

Good

This item was priced very attractively and shipped promptly. It was ordered on Sunday,<br>June 10th and shipped the next day, arriving at my address on Tuesday, June 12th. A very<br>satisfacory buying experience for me.

Great prices, availability

I didn't get a shipping notice until three days after I got the product. It was exactly what I ordered and did arrive during the proper time frame

Great alternative!

Easy and quick

I placed an order and 2 days later it was at my door!!! Very fast shipping and easy to navigate website! I would definitely recommend this site to all my friends. Keep up the great job!

A+++++<br>Order was placed on a sunday.<br>It was sitting on my doorstep wednesday morning! <br>Would recommend to anyone.<br>Great Prices!

Share icon
Return Policy
Returns are easy at Boatplicity

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy