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1970-1974 Dodge Challenger - Gen III Hemi Swap

If you're going to be late to the Pony Car Wars, you have to crash the party. Bright hues, Hemi power, and pistol grip shifters let the world know that Chrysler had arrived with a bona fide Pony Car. If your old E-Body needs some modern motivation, our Gen III Hemi swap systems might be just what the doctor ordered.

Step 1: Engine and Transmission Mounts

  • Get that Gen III Hemi Engine Mounted in your 1970-1974 Dodge Challenger / Plymouth Barracuda (Mopar E-Body)
  • Engine Location Optimized to Eliminate Firewall & Transmission Tunnel Modifications
  • Modular Transmission Crossmember works with A727, NAG1, 8HP70, 8HP90, and TKX Transmissions
  • Order Transmission Adapter to Fit Desired Transmission
Shop Mounts and Crossmembers

Step 2: Oil Pans

  • Factory oil pans don't fit or they hang too low on engine swaps
  • Engine swap oil pans provide maximum clearance to the chassis and ground
  • OE (Original Equipment) style fitment for durability, strength, and proper sealing
  • Choose from natural aluminum casting, carbon black ceramic finish, or fabricated sheetmetal depending on the application
  • Complete kit with sump baffle, OE style pickup, drain plug, oil filter stud, and oil passage cover
Shop Engine Swap Oil Pans

Step 3: Headers and Exhaust

  • Swap Headers & Exhaust Manifolds work Together with the Motor Mounts & Crossmember for An Easy Engine Swap
  • Headers are made from 304 Stainless Steel Construction
  • Manifolds are made from hi-silicon-moly ductile iron
  • Long Tube Headers Clear Starter, Power Steering, and Brake Booster
  • Header Back Exhaust System - Direct Fit to BH2358 Headers
  • 2.5-inch or 3-inch Tube Diameter
  • Choose from Rectangular or Quad Polished Stainless Tips
  • Clears All Popular Transmissions Offered as Part This Swap System
Shop Exhaust

Step 4: EFI Fuel Tanks

  • Complete EFI Fuel Tanks with In-Tank Fuel Pump & Fuel Gauge Sending Unit
  • Eliminate Rust with New Tank & Upgrade for EFI Applications
  • Coated Steel Construction
  • EFI Fuel Pump Modules - Also Available Separately - Fits Inside Stock Tank
Shop Fuel Tanks

Step 5: Drivetrain

  • Tremec TKX & A727 Transmissions Available
  • Special Flex Plate Adapts A727, A904, A500 & A518 (46RH/46RE) Transmissions (small block) & Torque Converter to Gen III Hemi Engine
  • Stamped Steel Dished Flex-Plate Fits 8-Bolt Crankshaft on Gen III Hemi Engine
Shop Drivetrain

Step 6: Radiators

  • 100% TIG welded (brazed) seams
  • Billet Aluminum Filler Neck and OEM style Brass Petcock
  • Polished top and tanks for custom show appearance
  • Available in 3- and 4-row configurations
Shop Radiators

Step 7: Swap Accessories

  • The Factory Battery is Often in the Way of the Air Intake & Air Filter - Using Some Gen III Hemi Factory Intake Manifolds
  • The Battery Relocation Tray Moves the Battery to the Right Side of the Vehicle and Provides Clearance for the Air Inlet & Air Filter
  • 45 Degree Oil Filter Adapter is Required for the Gen III Hemi Swap on the Mopar E-Body
  • Part Number VK040066 Includes the Seal & Mounting Bolts Required for Installation
Shop Swap Accessories

Step 8: Accessory Drives

  • Mid-Mount Accessory Drive Systems Pull the Accessories in Tight for Extra Clearance & Reduce Power Steering Pressure to Avoid Damage to the Steering Box
  • Factory Car Accessory Drive Systems Can be Modified with Alternator Relocation Kits (for extra Clearance) and Power Steering Kits to Reduce Power Steering Pressure (to Avoid Damage to Steering Box)
  • Fits Gen III Hemi 5.7L, 6.1L, and 6.4L Engines
Shop Mopar Gen III Hemi

Step 9: Terminator X and X Max

  • Standalone Plug and Play Engine Control for Gen III Hemi engines
  • Terminator X Features Real-Time Fuel Learn, High Impedance Injector Drivers, Integrated 1bar MAP Sensor & 4 Programmable Inputs and Outputs
  • Chrysler 46RE Automatic Transmission Control - With Terminator X Max & Optional Transmission Harness
  • Inputs & Outputs Are Ideal for Electric Fans, Boost Control Solenoids, Progressive Nitrous Control & More
Shop Terminator X and X Max GEN III HEMI Kits

Step 10: Universal Gen III Hemi Swap Parts

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