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1Z conversion - Turbo to air filter setup.
Posted: 04 Aug 2012, 14:07
by KR1S 76
I want to change the turbo to air filter setup on my van with a 1Z conversion, this could be the problem to why it's lacking power. Found that one of the tubes is cracked... and letting air in or out. It also leaks oil. Thinking that this setup is not good. What I have is a 90 degree pipe from the turbo connected to what looks like the original tube from the 1Z, which has been cut down to accommodate the 90 degree JX tube that goes to the MAC then to the air filter. The JX tube has been bodged to accommodate other tubes..
This is the top part of it...
What is the best way to do this and what parts do I need?
Thanks
Re: 1Z conversion - Turbo to air filter setup.
Posted: 04 Aug 2012, 20:20
by donciuz
I would measure both ends of the pipe and try to find a silicon one on fleabay.
Re: 1Z conversion - Turbo to air filter setup.
Posted: 05 Aug 2012, 21:19
by KR1S 76
Thanks... did think of that... but I was wanting to change the top JX tube too, as it has been bodged and leaks oil... not a bad idea but thought there could be better ideas for setups.
I've previously received images of engine setups but I cannot see from them how it's been done.
Any other ideas?
Re: 1Z conversion - Turbo to air filter setup.
Posted: 06 Aug 2012, 07:44
by 16vmini
i just used all std pipes for now :
AFN though .. so not sure its different
Matt
Re: 1Z conversion - Turbo to air filter setup.
Posted: 06 Aug 2012, 20:30
by pirate-pete
The silicone tube shown here after a clean fits direct to the 1Z turbo intake pipe and allows the filter to sit in the space behind the light.
Have the following picture showing how it fits.

I don't usually drive with no timing belt cover but the engine was just about to be removed there.
Re: 1Z conversion - Turbo to air filter setup.
Posted: 07 Aug 2012, 19:54
by KR1S 76
ACE!! nice one... Great!!
I've been suggested not to use those type of air filters... don't know why...
Are they good!!
Re: 1Z conversion - Turbo to air filter setup.
Posted: 07 Aug 2012, 20:03
by lloydy
Re: 1Z conversion - Turbo to air filter setup.
Posted: 07 Aug 2012, 21:28
by keith
I think the problem with oiled filters is contamination of the maf wire by the oil.