ARP Pro Series Head Stud Kits

Multiple Buick Fitments (124-4004), 2011–2025 Buick Models with Various Engines

Part #: 124-4004

Overview

The ARP Head Stud Kit is a high-quality fastening solution designed to provide superior clamping force and reliability for your Buick engine. Whether you're building a performance street engine, a dedicated race motor, or simply looking to upgrade your factory fasteners, this kit offers the strength and precision needed to ensure your cylinder head remains securely in place under demanding conditions. Crafted from premium materials and engineered for durability, these studs help support increased horsepower and torque, making them an excellent choice for enthusiasts seeking consistent performance and peace of mind.

Designed for a wide range of Buick models from 2011 to 2025, this kit is compatible with various engine configurations, ensuring a perfect fit for your specific application. ARP's Pro Series fasteners are renowned for their molecular integrity, achieved through advanced manufacturing processes that include cold forging, heat treatment, and precision machining. This results in fasteners that maintain their strength and integrity even under high-stress conditions, such as forced induction or high-compression builds.

Key Features

The ARP Pro Series Head Stud Kit offers several key features that set it apart from standard fasteners:

• Manufactured from high-strength, heat-treated alloy steel for maximum durability and load-bearing capacity.
• Cold-forged to ensure molecular integrity, providing consistent strength and resistance to fatigue.
• Complete with hardened parallel washers that distribute load evenly across the cylinder head, reducing the risk of warping or uneven torque.
• Available with 12-point nuts for enhanced wrench access and secure tightening.
• Precision thread rolling and machining ensure accurate torque readings and reliable clamping force.
• Designed to withstand the rigors of high-performance applications, including forced induction and high compression setups.
• Suitable for a variety of Buick engines, making it a versatile upgrade for many models.

Construction & Design

The ARP Head Stud Kit features a robust design built from premium alloy steel, which is cold-forged to optimize strength and molecular integrity. The studs are heat-treated to enhance their durability and resistance to stretching or fatigue during high-stress operation. Each stud is meticulously thread-rolled and machined to precise specifications, ensuring a perfect fit and consistent torque application. The inclusion of hardened parallel washers helps distribute clamping loads evenly, preventing head warping and ensuring a reliable seal over the lifespan of your engine. The 12-point nuts provide easy access in tight engine bays, allowing for secure tightening without compromising strength.

Performance & Benefits

Using ARP Pro Series Head Studs significantly improves the clamping force on your cylinder head compared to factory bolts, which can stretch or loosen over time. This increased clamping force helps maintain proper head gasket sealing, especially under high-performance conditions. The high-quality materials and manufacturing processes ensure that these studs can handle increased cylinder pressures, supporting horsepower and torque gains. Additionally, the precise manufacturing reduces the risk of head gasket leaks and head warping, contributing to the overall reliability and longevity of your engine.

Installation & Fitment

The ARP Head Stud Kit is designed for straightforward, bolt-on installation with no modifications required. It replaces the factory head bolts, providing a more secure and reliable fastening solution. Basic hand tools and proper torque procedures are recommended to ensure correct installation. Always follow ARP's specified torque sequences and settings for optimal results. No special tuning or additional modifications are necessary when upgrading to these studs, making them an excellent upgrade for both stock and high-performance engines.

What's Included

• Complete set of high-strength cylinder head studs
• Hardened parallel washers
• 12-point nuts
• Installation instructions

Ideal For

• Performance enthusiasts building or upgrading Buick engines
• High-horsepower or forced induction applications
• Rebuilding or restoring Buick engines for increased reliability
• Anyone seeking a durable, high-quality head fastening solution

Emissions Note

This product is designed for off-road use only and may not be legal for use on pollution-controlled vehicles in all jurisdictions. Please check local regulations before installation.