CFR Performance Steel Gen 3 HEMI Mopar A-Body Engine Swap Crossmember

2000–2026 Chrysler 300, Dodge Challenger, Dodge Charger, Dodge Durango, Dodge Ram, Jeep Grand Cherokee, Jeep Grand Wagoneer, Jeep Wagoneer, Jeep Wrangler – Gen 3 HEMI Engines

Part #: HZ-7000-PBK

Overview

The CFR Performance Steel Gen 3 HEMI Mopar A-Body Engine Swap Crossmember is a precision-engineered component designed to facilitate the installation of modern Gen 3 HEMI engines into classic Dodge and Plymouth A-body vehicles. This crossmember provides a strong, reliable mounting platform that supports both the Gen III HEMI engine and the 545RFE transmission without requiring any modifications, making it an ideal solution for engine swaps and drivetrain upgrades.

Built for restorers, custom builders, and performance enthusiasts, this crossmember ensures proper alignment and structural integrity, simplifying the engine swap process while maintaining factory-like fitment. Whether upgrading a vintage Mopar for enhanced power or restoring it with modern drivetrain components, this crossmember delivers a durable and dependable foundation for your build.

Key Features

Designed with the modern Mopar enthusiast in mind, the CFR Performance Gen 3 HEMI crossmember offers a range of features that combine strength, precision, and ease of installation:

• Direct fitment for classic Dodge and Plymouth A-body chassis, ensuring a precise and hassle-free installation
• Compatible with Gen 3 HEMI engines, allowing modern powerplants to be installed in vintage Mopar vehicles
• Supports the 545RFE transmission without the need for adapters or modifications
• Constructed from heavy-duty steel for maximum strength, safety, and long-lasting durability
• Precision-engineered to guarantee proper engine and transmission alignment for optimal drivetrain performance
• Maintains factory mounting points and clearances for a clean, professional appearance
• Available in raw steel or powder-coated finishes to match your build preferences and resist corrosion

Construction & Design

Manufactured from robust steel, this crossmember is engineered to withstand the high torque and horsepower produced by Gen 3 HEMI engines paired with the 545RFE transmission. The heavy-duty steel construction provides exceptional rigidity and strength, ensuring the engine and transmission remain securely mounted under demanding driving conditions.

CFR Performance’s meticulous engineering ensures all mounting points align perfectly with Mopar A-body chassis specifications, eliminating common fitment issues associated with generic or universal crossmembers. The design also prioritizes ease of installation and durability, with finish options that protect against corrosion and wear, maintaining both performance and aesthetics over time.

Installation & Fitment

This crossmember is a direct bolt-in replacement specifically designed for Mopar A-body vehicles, including classic Dodge and Plymouth models. It supports Gen 3 HEMI engines paired with the 545RFE transmission, enabling a clean and straightforward installation without the need for custom modifications or fabrication.

The precision fitment ensures proper engine and transmission alignment, reducing installation time and minimizing potential drivetrain issues. Whether performing a full engine swap or upgrading your drivetrain, this crossmember provides a reliable foundation that integrates seamlessly with your vehicle’s chassis and drivetrain components.

What's Included

• (1) CFR Performance Steel Gen 3 HEMI Mopar A-Body Engine Swap Crossmember – 545RFE Transmission Compatible

Ideal For

This crossmember is ideal for Mopar enthusiasts restoring or upgrading classic Dodge and Plymouth A-body vehicles who want to install a modern Gen 3 HEMI engine with a 545RFE transmission. It is perfect for high-performance builds, custom engine swaps, and restorations where strength, fitment accuracy, and durability are critical. Builders seeking a professional-grade, bolt-in solution for their Mopar engine swap will find this crossmember an essential component for a successful project.

CFR Performance is a major automotive supplier and distributor of car and truck accessories. We are a part of a family owned and operated tradition of automotive Excellency, which dates back to the late 1970's. Since then we have put together some new and innovative products for our customers. At CFR, we use our long tradition of wisdom in automotive business and customer satisfaction to provide you with superior quality and cost effective products.