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

1966–1970 Dodge & Plymouth Mopar B-Body with Gen 3 HEMI Engine

Part #: HZ-7010-PBK

Overview

The CFR Performance Steel Gen 3 HEMI Mopar B-Body Engine Swap Crossmember is a precision-engineered solution designed to facilitate the installation of modern Gen 3 HEMI engines into classic 1966 through 1970 Dodge and Plymouth Mopar B-body vehicles. This crossmember simplifies the engine swap process by providing a direct-fit mounting point that aligns perfectly with factory frame locations, eliminating the need for extensive modifications or custom fabrication.

Ideal for muscle car restorations, high-performance builds, and custom projects, this crossmember supports popular transmissions such as the 8HP70, NAG1, and A727, ensuring compatibility with a wide range of drivetrain setups. Built for strength and durability, it offers a reliable foundation for your engine and transmission assembly, making it an essential component for enthusiasts and professional builders alike.

Key Features

Designed with both the enthusiast and professional builder in mind, the CFR Performance Gen 3 HEMI Mopar B-Body Engine Swap Crossmember offers the following benefits:

• Direct bolt-in fit for 1966–1970 Dodge and Plymouth Mopar B-body vehicles
• Compatible with modern Gen 3 HEMI engines for seamless classic-to-modern powertrain swaps
• Supports 8HP70, NAG1, and A727 transmissions without requiring modifications
• Constructed from heavy-duty steel for maximum strength and long-lasting durability
• Engineered to maintain precise alignment and rigidity under high-performance conditions
• Available in raw steel for custom finishing or with a powder-coated finish for corrosion resistance
• Simplifies installation and reduces fabrication time
• Maintains factory frame integrity and alignment for safe, reliable operation

Construction & Design

This crossmember is crafted from premium heavy-duty steel, providing exceptional structural integrity to withstand the stresses of performance driving. Its robust design resists flex and fatigue, ensuring a solid and secure mounting point for both engine and transmission. CFR Performance’s precision engineering guarantees perfect alignment with factory mounting points on Mopar B-body frames, eliminating common fitment issues associated with generic swap components.

Offered in raw steel for those who prefer custom finishes or with a durable powder-coated option, this crossmember is built to resist corrosion and endure harsh driving conditions. The design balances strength with ease of installation, making it suitable for professional shops and DIY enthusiasts alike.

Installation & Fitment

The CFR Performance Gen 3 HEMI Engine Swap Crossmember is a direct bolt-in component specifically designed for 1966–1970 Dodge and Plymouth Mopar B-body vehicles. It supports popular transmissions including the 8HP70, NAG1, and A727, allowing for a straightforward installation without the need for custom modifications or fabrication. This ensures proper engine and transmission positioning while maintaining factory frame integrity and alignment for safe and reliable operation.

Installation requires standard mechanical skills and tools, and the crossmember fits seamlessly with existing chassis components. Whether performing a full restoration or upgrading to a modern powertrain, this crossmember streamlines the process and reduces installation time.

What's Included

• (1) CFR Performance Steel Gen 3 HEMI Mopar B-Body Engine Swap Crossmember

Ideal For

This crossmember is perfect for Mopar enthusiasts and professional builders undertaking Gen 3 HEMI engine swaps into classic 1966–1970 Dodge and Plymouth B-body vehicles. It is ideal for:

• Classic muscle car restorations requiring modern powertrain upgrades
• High-performance builds needing a durable and precise engine mounting solution
• Custom projects where factory fitment and transmission compatibility are critical
• Anyone seeking to simplify the engine swap process with a reliable, engineered component

Fitment Summary

This crossmember supports Gen 3 HEMI engines found in a wide range of Chrysler, Dodge, Jeep, and Ram vehicles from 2000 through 2026, including but not limited to:

• 2000–2026 Chrysler 300 6.4L 392 and 5.7L HEMI
• 2000–2026 Chrysler 300C 5.7L HEMI
• 2000–2026 Dodge Challenger 6.2L Hellcat and 6.4L 392
• 2000–2026 Dodge Charger 6.2L Hellcat
• 2000–2026 Dodge Durango 6.2L Hellcat
• 2000–2026 Dodge Ram 5.7L HEMI
• 2000–2026 Jeep Grand Cherokee 6.4L SRT8
• 2000–2026 Jeep Grand Wagoneer 6.4L 392
• 2000–2026 Jeep Wagoneer 5.7L HEMI
• 2000–2026 Jeep Wrangler 6.4L 392
• 2003–2016 Chrysler 300 5.7L HEMI
• 2003–2016 Dodge Challenger, Charger, Dakota, Durango, Magnum, Jeep Commander, Grand Cherokee, Ram 1500/2500/3500 with 5.7L HEMI
• 2005–2010 Chrysler 300C, Dodge Challenger, Charger, Magnum, Jeep Grand Cherokee with 6.1L SRT8
• 2011–2016 Dodge Charger, Durango, Jeep Grand Cherokee, Ram 2500/3500 with 6.4L 392

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.