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Is the Ford E450 gas or diesel?

The Ford E-450 can be powered by either gasoline or diesel engines, depending on year and configuration.


The E-450 is a cutaway chassis used for shuttle buses, ambulances, RVs, and other upfits. Engine options have historically included gasoline V8s such as the 5.4L Triton and the 6.8L Triton V10, as well as diesel options such as the 6.0L Power Stroke. Availability has varied by model year and region. For a specific vehicle, verify the engine from the badge, VIN, or build sheet with the dealer or upfitter.


Engine options through the years


Below are the engine options commonly seen in Ford E-450 cutaway configurations across generations. This is not an exhaustive list of every variant, but it covers the engines most often encountered in practice.


Gasoline engines



  • 5.4L Triton V8

  • 6.8L Triton V10


Gasoline configurations have been popular for lower upfront cost and simpler fueling in many fleet applications, including ambulances and shuttle vans.


Diesel engines



  • 6.0L Power Stroke V8 diesel

  • 7.3L Power Stroke (older, less common variants appear in some early builds)


Diesel options offer higher torque and long-haul durability for heavy-duty upfits and sustained daily use in fleets.


How to identify your E-450's fuel type


Use these steps to confirm which engine your specific E-450 uses, especially if the vehicle is pre-owned or upfitted.



  1. Check the engine bay badge or decals for the engine code.

  2. Review the VIN and the build sheet or window sticker from the dealer or upfitter.

  3. Inspect the exhaust system and labels near the engine bay; diesel engines often have specific exhaust components such as a diesel particulate filter or certain badge markings.

  4. Ask the seller or upfitter for the exact engine specification if documentation isn’t clear.


Knowing the exact engine helps with maintenance planning, fuel economy expectations, and parts compatibility for upfits.


Market context and availability today


Today, the Ford E-450 remains a widely used cutaway chassis for fleets such as shuttles, ambulances, and specialty vehicles. Ford has increasingly shifted new full-size van demand toward the Transit platform, but the E-450 continues to be produced in certain configurations for upfits and fleet uses. Engine options continue to mirror Ford’s work-truck lineup, with both gasoline and diesel variants historically available depending on the generation and regional market. Always verify the specific configuration with the dealer or upfitter when considering a purchase.


Buying used E-450: what to check


When evaluating a used E-450, confirm the fuel type, maintenance history, and the upfit configuration. The fuel type affects fueling logistics, maintenance costs, and spare parts availability. Check the engine badge or VIN, review service records, and ensure the upfit’s fuel system matches your needs (gasoline vs. diesel).


Summary


The Ford E-450 can be powered by either gasoline or diesel engines, depending on the model year and configuration. Common gasoline options include the 5.4L V8 and the 6.8L V10, while diesel configurations have typically included a 6.0L Power Stroke, with occasional older variants. To know the exact fuel type, check the engine badge, VIN, or build sheet, and consult the dealer or upfitter for the precise configuration. As market practices shift, the E-450 remains a continued option for specialized fleets alongside the Transit, which has become the primary choice for new full-size vans.

Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.