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Broken Turbo, what options? (~£2000)

james333

Guest
And wild willy do you have a build thread or anything I can have a read of about you setup? thanks
 

ryan_s3

Full Member
Mar 27, 2004
1,270
0
Get your turbo rebuilt , refit job done . Anything else is a waste of time and money
 

wild willy

Full Member
Aug 4, 2003
2,323
0
Wales
I'm still in the process of finalising my setup but i can tell you a hybrid k04 is a very good turbo and worth the dosh.

Turbo Dynamics and CR turbos will do the turbo work.
I'm convinced there is very little difference between different manufactures of K04 hybrid, so don't get too hung up on the JBS hybrid is better than Backdraft say- niether of them build the turbos. They are all based on RS6 turbo internals. What i would spec though is clearance of the turbine housing rather than a clipped turbine.
I would say that the following allow the turbo to flow well and necessary to ensure longer turbo life:-
Large open cone air filter
3 inch custom intake piping
3 inch down pipe, sports cat and exhaust
Adjustable stage 2 or custom remap.
Optional FMIC
Optional exhaust manifold
Optional intake manifold.

No build thread yet i'm afraid, hopefully this year once its finished.;)
 

wild willy

Full Member
Aug 4, 2003
2,323
0
Wales
do you have a better flowing manifold wild willy?
No Bill, I'm hoping you are going to offer something to do the job.;)
Its the same old thing though as i know it won't be cheap (quality never is), it will probably cost the same as a BT mani which is more flexible in future proofing.
I'm sure i can get to 310bhp with just the hybrid and maybe the intake mani and i don't want to push my rods past 320bhp. But i know a high flowing k04 mani will be the icing on the cake and allow me to run the turbo less hard to achieve the same power.
I know JBS are looking to release thier cast version sometime this year but i'm looking for something before that and i always thought that equal length was a superior product to the cast version. :shrug:

Any Maff readings from tweaking Johnathons hybrid so i can compare with my own, please.
 

Ianb

Full Member
Nov 13, 2003
332
0
do you have a better flowing manifold wild willy?

Exactly Bill...without a decent manifold to flow more air what's the point...as you said the OE manifold is pants for flow/power.

The upshot is decent manifold will cost and unfortunately a decent one that doesn't crack will cost although I expect most crack in the end.

Ian
 

wild willy

Full Member
Aug 4, 2003
2,323
0
Wales
Exactly Bill...without a decent manifold to flow more air what's the point...as you said the OE manifold is pants for flow/power.

The upshot is decent manifold will cost and unfortunately a decent one that doesn't crack will cost although I expect most crack in the end.

Ian
Theres every point in going for a hybrid, £500 for 30bhp or so is a much better deal than you got.;)
 

jonathanp

Full Member
Jan 5, 2005
736
0
Coventry
haven't really taken much notice of the maf tbh, but I recall seeing a 222 on the scanguage not sure if this can be compared to yours though as I was told my MAF has been scaled in the CC software and you're running the larger housing.

I'll do a log in the weekend in vag-com for maf only to try and get some good samples. I have some logs of boost, lambda and timing but they're pretty big I'll need to pick out the good bits if you want to have a look
 

ibizacupra

Jack-RIP my little Friend
Jul 25, 2001
31,333
19
glos.uk
Exactly Bill...without a decent manifold to flow more air what's the point...as you said the OE manifold is pants for flow/power.

The upshot is decent manifold will cost and unfortunately a decent one that doesn't crack will cost although I expect most crack in the end.

Ian

as do cast ones... as I have one here to use as a model.. cracked badly
 

ibizacupra

Jack-RIP my little Friend
Jul 25, 2001
31,333
19
glos.uk
No Bill, I'm hoping you are going to offer something to do the job.;)
Its the same old thing though as i know it won't be cheap (quality never is), it will probably cost the same as a BT mani which is more flexible in future proofing.
I'm sure i can get to 310bhp with just the hybrid and maybe the intake mani and i don't want to push my rods past 320bhp. But i know a high flowing k04 mani will be the icing on the cake and allow me to run the turbo less hard to achieve the same power.
I know JBS are looking to release thier cast version sometime this year but i'm looking for something before that and i always thought that equal length was a superior product to the cast version. :shrug:

Any Maff readings from tweaking Johnathons hybrid so i can compare with my own, please.


I am going to getting Primary Designs to look at the k04 manifold, but as you know this wotn be cheap, their quality of work does come at a price. Its feasability at the moment to get a design vs cost together. Its not going to float if its wonderfull design and construction but no one can afford it. It will be tubular merge collected, It is unlikely to be equal length as the gains in flow will come from port runner flow, and a merge collector, not from equal length.
 

Ianb

Full Member
Nov 13, 2003
332
0
Theres every point in going for a hybrid, £500 for 30bhp or so is a much better deal than you got.;)

I don't think so you don't know what deal I got and in any case you can't compare a 'proper' B/T with a heath robinson affair!!

Good luck:cartman:
 

hark

Guest
Following this with interest. Seems pointless considering a hybrid though if noone is producing a matching exhaust manifold just yet?

Badger are you saying that due t the restrictions on any k04 (hybrid or not) that you reckon 300-320bhp is unlikely?

Do hybrids still spool up at the same time as oem and just hold the boost higher and for longer?
 

james333

Guest
Following this with interest. Seems pointless considering a hybrid though if noone is producing a matching exhaust manifold just yet?

Badger are you saying that due t the restrictions on any k04 (hybrid or not) that you reckon 300-320bhp is unlikely?

Do hybrids still spool up at the same time as oem and just hold the boost higher and for longer?

Im following this with interest too lol, I emailed a few companies including JBS and turbo technics and the only ones to get back to me are owens, they want £700+VAT to do the work, is there a difference between a £500 and a £700 job or does it involve the same processes and components wherever I go?

Im away for 3 weeks soon and it would be an ideal time to have the turbo out of the car while im not using it, wish the companies would email back!

Any thoughts on the comparisons between the JBS and Backdraft turbo?
And is there NO high flow standard placement turbos out there except the dire ebay attempts!?

Lastly, cant the turbo and manifold flanges be ported slightly to take a tiny bit more away from the fact the KO4 is such a limitation? Or will removing even small amounts cause cracking?

Thanks everyone:rolleyes:
 

wild willy

Full Member
Aug 4, 2003
2,323
0
Wales
I don't think so you don't know what deal I got and in any case you can't compare a 'proper' B/T with a heath robinson affair!!

Good luck:cartman:
It must be good, you've been trying to flog the car ever since you had it installed.:think:
 
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