ok, he we go, put new seals on plug pots ,then started it up ,ran for half a hour then stopped ,thought it had run out of gas so put in 5 litres ,nope wouldnt start again,put new plugs nope still not fire,took plug out and fired it but all i got was fuel heaps commin out of the pot i mean lots....thinkin maybe computer but not sure ..so any ideas at all hey iam open to anything!!!!!!!!! ,