If the price tag on the car is low enough, the overall cost for the vehicle and a new engine can work out cheaper than just buying a fully working second-hand car. Using diesel fuel in a gasoline vehicle is definitely possible, but it won't make your engine run any better. In fact, it will usually clog up your filters and might even damage the pump on your car or truck. Diesel engines need diesel fuel to operate at peak efficiency; if there's no filter separating the two types of fuels, then you'll end up with some major problems that can cost a lot of money to fix. Using the right fuel is especially important if you own a diesel vehicle that has an emission system- using the wrong kind of fuel might cause damage to the engine that will lead to it being unable to pass inspection. More information https://telegra.ph/The-Thrill-of-Ten-Exploring-Cars-with-V10-Engines-05-31 Reddit Discussion on Rotary Engine Care Rotary vs. Piston Engine Maintenance Costs Rotary Engine Tribological Challenges and Solutions. Tearing the engine apart. This causes the spark plug to fail, reducing the ignition of the air and fuel mixture. What you are left with is a misfiring engine that creates a rough ride. It can also lead to an engine fire when not dealt with immediately. TurboToddler (Straight-five) Arguably the oldest vehicle still available for purchase, the Chevrolet Express serves a different purpose than the Transit. While the latter is advertised as a prisoner transport vehicle, the Express is available to police departments as a personnel hauler.