Bi-fuel car: Liquified petroleum gas and purely natural fuel are quite diverse from petroleum or diesel and cannot be used in the same tanks, so It will be hard to create an (LPG or NG) versatile fuel procedure. As a substitute autos are developed with two, parallel, fuel units feeding just one engine. For instance, some Chevrolet Silverado 2500 HDs can simply change among petroleum and natural fuel, supplying a range of around here one thousand km (650 miles).[34] Whilst the duplicated tanks Price tag Place in some purposes, the enhanced variety, lessened price of fuel, and adaptability in which LPG or CNG infrastructure is incomplete may be a big incentive to buy. utilize a method of a consistently variable transmission that can cause high engine revving compared with the cars acceleration.