thanks for the offer xr4x4rs


its doing my head in at the mo this was the problem my car was having over xmass but with all the help off the lads on here it seamed we got it sorted and it seamed to be the gap on the faz was to big and the car was running spot on so put it away for xmass got it back out today and its fucking back to cothing and banging again

crank sensore is at 1mm
faz sensore is at .4mm
fuel pump volts 13.5 and have tested with the car on boost
fuel pressher has all so been tested 3bar tick over and 3.5bar vac off and at 2bar boost it was at 5.5bar
its got new plugs set at .7 and were running spot on last time out

Its only when the car gose over 20psi of boost it happons