As prices continue to stay high for fuel it can be tempting to shop around for the cheapest option . This can often be at a supermarket - but does cutting the cost also cut the benefit? According to the RAC for most petrol cars there is only one major mistake - and that isn't whether you add Tesco or Morrisons fuel rather than one of the big brands such as Shell or BP. The only real mistake for most petrol engines is to mistakenly use diesel when it comes to filling up. Answering the question "

Tag-uri: Petrol