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-   -   VNT for a Rabbit? (http://www.peachparts.com/shopforum/diesel-performance-tuning/227642-vnt-rabbit.html)

Monomer 07-14-2008 09:00 PM

VNT for a Rabbit?
 
What size would be good for a 1.6? Most people are running a little over 30PSI.


Rabbit will be getting Full ARP fit, FMIC, turbo pistons (overbored) with oil squirters, high flow oil pump, ACT twin-disk clutch and full 2.5 inch turboback exhaust, Giles injection.




I'm looking for 240HP. The car is a perfect roadrace/autoX shell - virtually NO rust (much worth building.)

ForcedInduction 07-14-2008 10:37 PM

A 2056 or 2256.

Monomer 07-15-2008 12:05 AM

Quote:

Originally Posted by ForcedInduction (Post 1910098)
A 2056 or 2256.

about what RPM should I see full boost?


how taxing are they on oil pressure/volume?

ForcedInduction 07-15-2008 02:48 AM

Talk to the guys on the VW GTD forum. http://www.vwdiesel.net/phpBB/

Monomer 07-16-2008 12:45 AM

Quote:

Originally Posted by ForcedInduction (Post 1910308)
Talk to the guys on the VW GTD forum. http://www.vwdiesel.net/phpBB/

why, your the VNT expert!

ForcedInduction 07-16-2008 01:55 AM

Thats just the turbo, they know far more about the VW engines than I do.

compu_85 07-16-2008 12:18 PM

IIRC someone used the VNT15 off of an ALH (1.9 as fitted to the US spec 1999-2003 cars) and it worked quite well. The one in my TDI is making 8 psi by 1600 rpm and full boost at 2100 rpm.

-Jason

Monomer 07-16-2008 02:57 PM

Quote:

Originally Posted by compu_85 (Post 1911541)
IIRC someone used the VNT15 off of an ALH (1.9 as fitted to the US spec 1999-2003 cars) and it worked quite well. The one in my TDI is making 8 psi by 1600 rpm and full boost at 2100 rpm.

-Jason

to small.



semi size it.

Whiskeydan 07-17-2008 08:55 PM

Quote:

Originally Posted by Monomer (Post 1909971)
What size would be good for a 1.6? Most people are running a little over 30PSI.


Rabbit will be getting Full ARP fit, FMIC, turbo pistons (overbored) with oil squirters, high flow oil pump, ACT twin-disk clutch and full 2.5 inch turboback exhaust, Giles injection.




I'm looking for 240HP. The car is a perfect roadrace/autoX shell - virtually NO rust (much worth building.)


You'll never get that much out of a 1.6l. Maybe an "ALH" or newer TDI.

http://www.jettagirlracing.com/Dyn/Dyno_PD-150s_ST-3B_AlligatorTune.htm

Monomer 07-18-2008 10:24 PM

Quote:

Originally Posted by Whiskeydan (Post 1912922)
You'll never get that much out of a 1.6l. Maybe an "ALH" or newer TDI.

http://www.jettagirlracing.com/Dyn/Dyno_PD-150s_ST-3B_AlligatorTune.htm

it has been done.



giles pump + VNT/IC will go far. Getting a TDI transplanted is tough - the ECU is part of the instrument cluster and the wiring is intense.

Whiskeydan 07-19-2008 09:06 AM

Quote:

Originally Posted by Monomer (Post 1914011)
it has been done.



giles pump + VNT/IC will go far. Getting a TDI transplanted is tough - the ECU is part of the instrument cluster and the wiring is intense.

I'd be very interested in seeing this. Any links, info???

Monomer 07-19-2008 08:28 PM

Quote:

Originally Posted by Whiskeydan (Post 1914182)
I'd be very interested in seeing this. Any links, info???

http://www.vwdiesel.net/phpBB/viewtopic.php?t=11698&postdays=0&postorder=asc&highlight=build&start=105

about half way down, he hits just below 200WHP and 8k RPM.



Non-vnt turbo, smaller 9mm giles pump (I may want that 14mm pump...)


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