Diesel 'now at £6.50 a gallon'
Petrol prices: The cost of diesel has reached the equivalent of £6.50 a gallon, according to AA figures today.
On average, motorists are paying 142.99p a litre for diesel, with petrol now at 137.24p a litre or £6.24 a gallon.
A year ago, average petrol prices were 121.43p a litre, with diesel at 122.83p.
