my bloody car is still missfiring 
replaced the coilpacks and got a walbro fuel pump next move is iridium spark plugs (which trader should i see on here?)
if this dont sort it any advice on what to do, or should i just take it to someone to dyno it?
it misses at 4.5k rpm its doing my tree in now
replaced the coilpacks and got a walbro fuel pump next move is iridium spark plugs (which trader should i see on here?)
if this dont sort it any advice on what to do, or should i just take it to someone to dyno it?
it misses at 4.5k rpm its doing my tree in now