Turbo for vectra-c 2.2?

bedo13

Member
Hello everybody,
Nw i decided to buy a vectra c,
And i need much power..
So i think of 2.0T but it's very expensive here in Egypt and i cant find any spare parts for it..

So the only options are:
2.2 direct (z22yh)
2.2 indirect (z22se)..

And i will fit a turbo kit..
So...
Which one is better?
What will i need to fit aturbo in addition to the full kit? (does interiors of the eng should be changed,pistons, cam, injectors?)
About compression ratio, should it be lowered?how? (i just need 250 hp)

Thanks
AbdElRahman
EgypT
 

si.c1978

Senior Member
hello and welcome, (y)
maybe its worth speaking to the doc ( atom x ) he deals with z20net engines a lot and i gather he removes the whole turbo setup.(inlet manifold exhaust etc)
its the sister engine to the z22se so all you would need in theory is:-

a whole new exhaust system (fairly cheap and easy if you carry the work out yourself)

intercooler set up (if the kit doesnt come with one)

injectors (blue or green gm's)

re-map or aftermarket ecu

manual waste gate valve (maybe)

from what i know 250 bhp should be possible with standard internals although you will be pushing it a little. other than that it will all go on with relatively little fuss as all the bolt holes etc, will be the same (y)

if you speak to garret, (the z20net turbo manufacturerer) they can upgrade the turbo internals etc if more power is required.
 

bedo13

Member
so if less than 250hp there is no need to change any of the interiors, right?

Ok, what about compression ratio , should it be lowered?
And why not the z22yh?
 

si.c1978

Senior Member
um i dont know a lot about the z22yh i gather its a bit of a pain!
yeah the internals should be good for less than 250 (y)

oh and the z20net turbo setup is a low compression system.
 

si.c1978

Senior Member
matt will be able to move it,

the link doesnt seem to come up with anything just ebay, ill try and search from there to see. (y)
 

si.c1978

Senior Member
ATOM X is selling them quite often i would send him a message and ask, just do it from his avatar in that last link. (y)
 

si.c1978

Senior Member
hi mate, thought id make you aware of this post, pm him and see what hes got, all the manifolds will bolt straight to the z22se (y)
 
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