AHHHHHHHHHHHHHHHH...NEVER EVER NO SIR...use a single thicker but not two..You need either fuel enrichment or ign retard...or both at that CR and bloody cool intake air...det kills a motor...er...Buckshot...what do we know about CR & det?????

V6 MTX
'Don't p**s up my back then tell me it's raining!!!"
'Its only nuts & bolts!'
'If I build it,fix it,upgrade it or modify it...MAYBE they will come....!
Haines Motor Sports Inc,
Dealer for 'Quaife America' & 'Autotech Sport Tuning'
SOLE USA Dealer for the American Axle 'AUSSIE BAR'...
Get a Turbo for you Zetec from HMS Inc...by 'The Demon' ...www.DemonDynamics.co.uk
..don't talk about it DO IT !!!