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ARP 234-4316 High Performance Cylinder Head Stud Kit 8740 Chrome Moly

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

234-4316
05/31/2036 8:00 PM
Sale Price

$375.56

In Stock (7)

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Usually delivered within 2 days

free shipping

FREE SHIPPING

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No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The ARP 234-4316 is a high-performance cylinder head stud kit engineered for serious engine builders who demand maximum clamping force and reliability. Manufactured from premium 8740 chrome moly steel and heat-treated to 200,000 psi, these studs deliver exceptional strength and durability for high-performance and competition applications.

Key Features:

  • Premium 8740 chrome moly alloy rated at 200,000 psi tensile strength
  • 12-point head design for secure engagement and easy installation
  • Vertical rack heat-treating ensures complete and consistent heat penetration
  • Centerless ground for precise concentricity and perfect alignment
  • Thread rolled after heat-treat for 10x better fatigue strength
  • Undercut shorter studs equalize stretch for consistent clamping force
  • Includes hardened parallel-ground washers for even load distribution
  • Wide-area flanged head eliminates need for valve train removal during retorquing

Why Choose Studs Over Bolts:

Head studs provide superior clamping accuracy compared to bolts because they stretch only on the vertical axis when torqued, rather than being twisted during installation. This results in more consistent torque loading and better head gasket sealing. Studs also make engine assembly easier by allowing the cylinder head and gasket to glide into perfect alignment.

Installation Notes:

Install studs finger-tight in a relaxed mode?never crank them in using a jammed nut. Apply torque to the nut only, allowing the stud to stretch vertically. Always re-torque after initial engine run-in to compensate for head gasket compression.

Each ARP stud is stamped with the ARP logo as your assurance of quality and is backed by the company's zero-defect, zero-failure quality standard.

Products specifications

Cut to Fit

No

Fastener Finish

Black oxide

Fastener Material

8740 chromemoly

Fastener Style

Stud

Head Style

12-point

Quantity

Sold as a kit.

Washers Included

Yes

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First time, we will see

Very pleased about speed of delivery. Product was as described and worked perfectly. Very impressed with the whole experience.

All was great!!!

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Very Good....

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Autoplicity agent was very helpful over the phone. He answered all my questions & even did some research to make me feel comfortable I was getting the appropriate parts I needed for my car. I was very pleased & will shop Autoplicity again.

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