Four-stroke engines power gasoline and diesel oil vehicles. Two-stroke engines are found in equipment that requires a lower level of power, such as chain saws, model planes and dirt bikes. More »

The best way to determine the oil and gas ratio for two-stroke engines is to consult the owner’s manual for the equipment. The owner’s manual tells the user the exact ratio of oil-to-gas for two-stroke engines based on t... More » Vehicles

Troubleshoot a two-stroke engine by checking for problems in the fuel system, ignition system and compression system. Start by examining the fuel system, followed by the ignition system and then the compression system. More » Home & Garden Outdoor

Diesel locomotive engines work using a combination of diesel fuel and electricity; these engines rely on an internal combustion system to provide some power, which is used to turn a large shaft. This shaft then signals a... More » Vehicles

A petrol, or gasoline, engine is very similar to a diesel engine but is generally lighter and uses a spark ignition system rather than the diesel's compression ignition system. Diesel engines are exposed to greater press... More »

According to, Dexos1 is an oil blend that General Motors created for gasoline-powered vehicles, and Dexos2 is the blend GM developed for use in its diesel engines. These Dexos oils were introduced by GM in 20... More »

While the specifics of individual models may vary, diesel motorhomes tend to be more fuel efficient than gas motor homes because diesel fuel allows for the creation of more energy than gasoline. However, in most areas, d... More » Vehicles