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ARP 134-7103 High Performance Rocker Arm Stud Kit for Chevy Small Block (16-Pack)

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

134-7103
07/13/2036 1:37 AM
Sale Price

$79.43

In Stock (10+)

delivery box

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 134-7103 High Performance Series Rocker Arm Stud Kit delivers exceptional strength and durability for Chevy small block engines. Engineered from premium chrome moly steel with a protective black oxide finish, these studs provide 180,000 PSI tensile strength to withstand high-stress valve train operations and aggressive cam profiles.

Key Specifications:

  • Application: Chevrolet Small Block V8 engines
  • Quantity: 16 studs per kit (complete set for 8 cylinders)
  • Overall stud length: 1.770 inches
  • Adjuster thread depth: 0.670 inch
  • Shank diameter and thread: 7/16 inch - 20 threads
  • Base diameter and thread: 7/16 inch - 14 threads
  • Screw-in depth: 0.700 inch
  • Material: Chrome moly steel with black oxide coating
  • Tensile strength: 180,000 PSI

These precision-manufactured rocker arm studs replace factory hardware with high-strength components designed for performance and racing applications. The dual-thread design provides secure installation in the cylinder head while offering precise rocker arm adjustment. ARP's heat-treated chrome moly construction ensures reliability under extreme cylinder pressures and high-RPM operation, making this kit essential for modified small block Chevrolet engines.

Products specifications

Adjuster Thread Depth

0.67

Base Dia/Thread

7/16-14

Base Thread Length (in)

0.700 in.

Base Thread Size

7/16-14 in.

Effective Stud Length (in)

1.770 in.

Guideplate Locator Shank

Yes

Quantity

Sold as a set of 16.

Rocker Arm Nut Thread Length (in)

0.670 in.

Rocker Arm Nut Thread Size

7/16-20 in.

Screw-In Thread Depth

0.7

Shank Dia/Thread

7/16-20

Stud Height

1.77

so far very good

5 rating

PP

simple easy and even give number of items in stock

Good deal

They had a hard to find part in stock and shipped it fast , a good experience

Great so far

excellent

Autoplicity always has the lowest prices and they ship extremely quickly!

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This was my first time using autoplicity and I was very happy with their service. Great prices and fast shipping.

I was a little concerned at first. They advertise same-day order processing, and they said my part was in stock. However, my order took three business days (plus the weekend) to finally ship. As long as the right part arrives, I'll be happy. The price was $100 less than everywhere else, so that can't be beat.

Shipped in a fair amount of time and customer service was easy to contact.

Good prices and quick shipment

Great experience! I placed my order on Sunday and my programmer arrived on Thursday - with ground shipping. I unpacked the programmer and it functioned exactly as I had hoped. I will definitely consider purchasing from Autoplicity again!

Couldnt order without logging into amazon

These guys have the best prices I could find by far, for the parts I needed. I have made two purchases from them so far and am sure there will be more. They ship fast and provide tracking information.<br>

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