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AEV 40307140AA 6.4L VVT V8 Hemi Conversion Kit for 12-18 Jeep Wrangler JK

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If youve dreamed of having a V8-powered JK and are something of a do-it-yourself type, AEV makes it simple. Designed for shade-tree mechanics and professionals alike, AEVs V8 HEMI Builder Kit includes everything you need to complete the swap with factory-like results.

When considering a V8 conversion, its important to look at more than just the power potential. AEVs HEMI V8 Builder Kit also provides ease of installation, with great features like no-measure motor mounts, a perfectly fitted exhaust, a custom radiator bottle that means no clumsy relocation, and a wiring harness that is literally plug-and-play. And speaking of wiring harnesses, its important to look at reliability and serviceability. AEVs wiring harness uses all OE connectors, all factory color-coded wires and has every single circuit computer tested before you receive it.

So if youve dreamed of having a V8-powered JK, look no further than AEVs HEMI V8 Builder Kit. It makes the conversion simple and it delivers factory results. Check out AEVs Kit Contents list to get an idea of all thats included.

6.4L Hemi Kits also include an additional $450 core charge for the intake, returned when a brand new 6.4L intake is returned.

Engine and Transmission Not Included, See Details Below.

6.4L Hemi Kits also include an additional $450 core charge for the intake, returned when a brand new 6.4L intake is returned.

  • Plug and play wire harness simplifies the entire process.
  • Includes complete Bill of Materials indicating all Chrysler parts needed to complete the conversion.
  • Wire harness built by OE supplier to Chrysler, 100% computer tested.
  • Engine functions as stock, can be serviced and diagnosed by any Chrysler/Jeep dealer.
  • “No measure” motor mounts index off holes in frame.
  • Leaves dash cluster, warning systems, accessories and overdrive intact and fully functional.
  • ProCal sets the pedal, no need to go to dealership.

Customers who wish to install an AEV Snorkel Kit on their JK Wrangler with a 6.4L AEV HEMI V8 Engine Conversion should also purchase an AEV HEMI Air Box Kit. The HEMI Air Box Kit is a direct replacement for the open element air filter system that is supplied with the HEMI Builder Kit, allowing for a clean and simple installation of the AEV Snorkel Kit.

Installation Notes
Installation Difficulty:
Level 4Experts Only

1. Cutting is Necessary.
2. Welding is Necessary.
3. Kits are compatible with LHD vehicles only.
4. 6.4L VVT (engine produced in 2013 +).

Installation Time: 36-40 hours
Install Instructions
Bill of Materials
Parts Included
  • AEV Motor Mounts
  • AEV Transmission Mount
  • AEV Transmission Crossmember
  • AEV Wire Harness (100% computer tested)
  • High-Flow Exhaust System with Catalytic Converters
  • AEV Intake Manifold (6.4L HEMI Kits Only)
  • AEV Aluminum Cross-Flow Radiator
  • Custom Flashed PCM
  • AEV ProCal Module
  • AEV Steel Battery Tray (OE or Optima Group 31)
  • AEV Steering Relocation Bracket
  • Heavy Duty Transmission Cooler
  • AEV CNC-Bent Fuel Line
  • AEV CNC-Bent 3-Piece Air Conditioning Line Set
  • AEV CNC-Bent 2-Piece Power Steering Line Set
  • AEV Air Box Bracket
  • K&N Air Filter
  • AEV Coolant Recovery Bottle
  • AEV Front Spring Spacers (to correct ride height)
  • AEV HEMI Decal Package
  • Engine Size: 6.4L V-8 Hemi
  • Engine Fuel: Gasoline
*Please make a selection above to view weight, specs of a specific product
  • Jeep Wrangler 2-Door (JK)

  • 2018 Jeep Wrangler 2-Door (JK)
  • 2017 Jeep Wrangler 2-Door (JK)
  • 2016 Jeep Wrangler 2-Door (JK)
  • 2015 Jeep Wrangler 2-Door (JK)
  • 2014 Jeep Wrangler 2-Door (JK)
  • 2013 Jeep Wrangler 2-Door (JK)
  • 2012 Jeep Wrangler 2-Door (JK)
  • Jeep Wrangler Unlimited 4-Door (JK)

  • 2018 Jeep Wrangler Unlimited 4-Door (JK)
  • 2017 Jeep Wrangler Unlimited 4-Door (JK)
  • 2016 Jeep Wrangler Unlimited 4-Door (JK)
  • 2015 Jeep Wrangler Unlimited 4-Door (JK)
  • 2014 Jeep Wrangler Unlimited 4-Door (JK)
  • 2013 Jeep Wrangler Unlimited 4-Door (JK)
  • 2012 Jeep Wrangler Unlimited 4-Door (JK)

AEV 6.4L VVT V8 Hemi Conversion Kit Options

Part NumberCatalog #Price
40307048AA51109.1012.T12-15 Wrangler JK$8,800.00
40307140AA51109.1013.T15.5-18 Wrangler JK$8,700.00
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