im taking my cupra to RR day next saturday (if i can get it in) and want to know if it would be a good idea to use premium petrol for the day? im going to put some petrol engine flush in aswell for the journey there. suggestions?
i gave the induction filter and good clean, done the spark plugs, serviced with semi synthetic oil (at 5 quid a litre ) and doing fuel filter next week. has a few flat spots between 2k and 2.5k rpm.
im taking my cupra to RR day next saturday (if i can get it in) and want to know if it would be a good idea to use premium petrol for the day? im going to put some petrol engine flush in aswell for the journey there. suggestions?
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