Time to make some changes kids, switch your diesel over to biodiesel. Get yo self some dirty deep fryer grease, filter it out and then bam your Delica is producing far lower harmful emissions than petroleum-based fuels.
Dieselenginescan run on three basic types of fuel: petroleum diesel, biodiesel, and straight vegetable oil (SVO). Diesel fuel produces carbon dioxide, pollution, particulates and sulfur emissions and increases reliance on foreign oil because it comes from petroleum. Any diesel engine can run on biodiesel. Biodiesel is a clean-burning fuel made from domestic, renewable plant sources, such as oils from vegetables, peanuts, soy beans, canola/grape seeds, hemp seeds and some grains. It has undergone the process of transesterification, a simple chemical modification of ordinary vegetable oil that makes the fuel usable in diesel engines and keeps it from thickening at colder temperatures.
Read more:How to Convert a Car to Run on Vegetable Oil | eHow.com