Corsa-B.uk - Vauxhall, Opel and Holden Corsa B Owners Club

ok well i was meant to go see a corsa the day but the guy text saying he started it up and it had a mis fire, so he changed the spark plugs, still mis firing,could i get help on what it could be ? hes trying to get it fixed for me so any help would be appreciated thanks

It could be coil pack or leads

ok ill run it by him thanks

hes just text me, he got a guy to have a look, it was the coil pack after all, so im waiting a couple weeks till he gets it fixed before i buy it