TWO main types of stainless, Austenitic and Ferritic, as you can see from the name 'ferritic' has iron as part of its make up = rust!...know your stainless numbers. Ferritics are 409HP/11CrCb/YUS450/439/439HP/441/18CrCb(exhaust Manifolds V6)/444...Austenitic..201/301/304L/304/321/316/309/334(incolloy)/625(inconel)...got it !!!!!! wink wink

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 !!!