Carrillo Pro-H Connecting Rods

2003–2025 Dodge Ram 1500, 2500, 3500 / 2004–2025 Dodge Durango / 2005–2025 Chrysler 300 / 2005–2008 Dodge Magnum / 2005–2025 Jeep Grand Cherokee / 2006–2025 Dodge Charger, Jeep Commander / 2008–2025 Dodge Challenger - Hemi 5.7L & 6.1L Engines

CR5377-8

Overview:

The Carrillo Pro-H 3/8 Bolt Connecting Rods are precision-engineered performance components designed specifically for Chrysler and Dodge Hemi V8 engines, including the 5.7L and 6.1L variants. Sold as a set of eight rods, these connecting rods are ideal for enthusiasts and professional builders seeking to upgrade the bottom end of their engines for enhanced strength and durability. Whether you are building a high-performance street machine, a drag racer, or a heavy-duty truck, these rods provide the reliability and toughness needed to handle increased power and RPM.

Manufactured by Carrillo, a trusted name in high-performance engine components, these rods are a direct fit for a wide range of vehicles including Dodge Ram trucks, Dodge Charger, Challenger, Durango, Chrysler 300, Jeep Grand Cherokee, and more, covering model years from 2003 through 2025 depending on the application.

Key Features:

The Carrillo Pro-H connecting rods combine advanced engineering with premium materials to deliver exceptional performance and reliability. Key features include:

• Set of 8 rods designed for V8 Hemi 5.7L and 6.1L engines
• 3/8-inch CARR bolts for superior clamping force and durability
• 6.125-inch rod length optimized for stock and modified engine builds
• Precision CNC machining for exact tolerances and perfect fitment
• High-strength forged steel construction for maximum fatigue resistance
• Balanced and shot-peened to reduce stress and improve longevity
• Compatible with factory pistons and aftermarket upgrades
• Direct bolt-on replacement for stock rods with no modifications required

Construction & Design:

Carrillo Pro-H connecting rods are crafted from premium forged steel, chosen for its excellent strength-to-weight ratio and fatigue resistance. The rods undergo a rigorous manufacturing process including CNC machining, heat treatment, and shot peening to ensure uniform grain structure and enhanced durability. The 3/8-inch CARR bolts are engineered to provide superior clamping force, reducing the risk of bolt stretch or failure under high RPM and increased cylinder pressures.

The 6.125-inch length is a common specification for Dodge Hemi engines, providing optimal piston-to-crankshaft geometry for both stock and performance applications. The rods are designed to maintain precise alignment and withstand the rigors of high-performance use, making them a reliable upgrade for serious engine builders.

Installation & Fitment:

These connecting rods are designed as direct replacements for the factory rods in compatible Dodge, Chrysler, and Jeep models equipped with 5.7L or 6.1L Hemi engines. Installation requires standard engine disassembly and reassembly procedures. No modifications to the block, crankshaft, or pistons are typically necessary, making the upgrade straightforward for experienced mechanics and professional shops.

It is recommended to perform proper balancing and blueprinting during installation to maximize engine performance and longevity. Always follow manufacturer torque specifications for the CARR bolts to ensure safe and reliable operation.

What's Included:

• Set of 8 Carrillo Pro-H 3/8 Bolt Connecting Rods
• 3/8-inch CARR bolts pre-installed on rods
• Installation instructions and torque specifications

Ideal For:

This set of Carrillo Pro-H connecting rods is ideal for:

• Performance enthusiasts upgrading Dodge and Chrysler Hemi engines
• Engine builders assembling high-horsepower street or race engines
• Truck owners seeking enhanced durability for towing and heavy-duty use
• Motorsport applications requiring reliable bottom-end strength
• Anyone replacing worn or damaged factory rods with a premium upgrade

CP-Carrillo is a respected manufacturer of performance engine internals, producing high-quality connecting rods and pistons for demanding street and motorsport applications. With a legacy rooted in no-compromise rod design and proven use in high-output builds, CP-Carrillo parts are chosen when strength, consistency, and precision matter most inside the engine.