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1984-1989 Dodge D100 - Gen III Hemi Swap

Dodge's full-size truck entry received a facelift in 1980. Mechanically, nothing was broken so nothing needed fixing. Features like the independent front suspension and a litany of engine options stuck around. But, if your D100 is struggling to keep up with the times, our Gen III Hemi Swap kits are just what you need to give your Mopar a shot in the arm.

Step 1: Engine and Transmission Mounts

  • Get that Gen III Hemi Engine Mounted in your 1972-1993 Dodge D100/D150 2-wheel drive truck
  • Engine Location Optimized to Eliminate Firewall & Brake Booster Modifications
  • Modular Transmission Crossmember Works with 8HP70, NAG1, A727, 545RFE, 46RH, 46RE, TR6060 Transmissions
  • Order Transmission Adapter to Fit Desired Transmission
Shop Mounts and Crossmembers

Step 2: Oil Pans

  • The Recommended Oil Pan is the factory Dodge Truck Rear Sump Pan
  • If You Didn't Get the Factory Rear Sump Pan on Your Donor Engine - The Parts are Available Here
  • Choose the Oil Pan Gasket Based on Engine Size (5.7L or 6.4L)
Shop Engine Swap Oil Pans

Step 3: Headers and Exhaust

  • Swap Headers and Exhaust Manifolds work Together with the Motor Mounts & Crossmember for an Easy Engine Swap
  • Choose from 304 Stainless Steel, Mild Steel, or Cast Iron Construction
  • Headers and Manifolds Clear Left or Right Side Starters, Power Steering, and Brake Booster
  • Exhaust Manifolds are Available in Natural Cast Iron or Ceramic Finishes
  • Cat-Back Exhaust Systems available in 409 stainless steel
  • Choose from Single 3.0" Outlet or 2.5" Dual Outlet
Shop Exhaust

Step 4: Fuel System

  • Upgrade the Fuel Pump to Handle the Increased Power of the Gen III Hemi Engine
  • Choose from 255 or 450 LPH In-Tank Pumps
  • Choose from Returnless or Return Style Pumps
Shop Fuel Pumps Regulators and Filters

Step 5: Swap Accessories

  • Drive By Wire Accelerator Pedal Bracket fits 1972-1993 Dodge D100/D150
  • Use with 145-312 Pedal or Mopar # 4861716AE (2007-2022 Dodge Charger Pedal)
  • Black Powder Coated Finish
  • Installed in Stock Location Using Factory Hardware
  • Ideal for Use with Holley EFI Systems
Shop Swap Accessories

Step 6: Drivetrain

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

Step 7: 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 8: 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 9: Universal Gen III Hemi Swap Parts

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