Petrol prices 'set to ROCKET' – but diesel drivers could be even worse off PETROL prices are set to rocket by up to 8p a litre in the next few weeks, experts predicted. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:BMW 7 Series - Why the car’s divisive grille is SO big revealed by designer Electric Fiat 500 ‘Jolly’ is revealed - Tiny EV is the ultimate hire carIf you leave your engine idling for over a minute you could face up to £500 in finesDVLA number plates - You could be fined £1,000 for breaking these rulesCar insurance error - Changing this could cost you £100 and invalidate your coverParking myths BUSTED: Common misconceptions and rules that could land you a fine