Mark2.2 said:Turning the air con on makes the car work a bit harder so the idle will change as it' using more power to run it.
Well, have this then. Using your air-con loses you 10 BHP and increases your fuel consumption. So, if you decide to have a blast against a 1 litre Paxo and you lose, it could be because you've got your air-con switched on or you've ran out of petrol!!
rofl.. what.. rofl..