Author Topic: Turbo oil return  (Read 3546 times)

December 30, 2013, 08:00:34 am

jlpst94

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Turbo oil return
« on: December 30, 2013, 08:00:34 am »
The line on my Eco turbo is leaking at the flex point.  Looking for an easier replacement than welding in a flex line from a different turbo line.  Has anyone used anything as a substitute for the original pipe and flex from the turbo to the oil pan.  Braided steel, high temp hose, etc....   Thanks guys

Reply #1December 30, 2013, 10:40:27 am

vanbcguy

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Re:
« Reply #1 on: December 30, 2013, 10:40:27 am »
Hydraulic hose will work just fine.
Bryn

1994 Jetta - AHU M-TDI - Jezebel Jetta
2004 Jetta Wagon - 1.8T - Blitzen

Reply #2December 30, 2013, 11:43:43 am

TimpanogosSlim

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Re: Turbo oil return
« Reply #2 on: December 30, 2013, 11:43:43 am »
Since I'm working up to a turbo idi 1.6 build, I've spent some time searching the fora.

I think I'm gonna go with brass barbs that are at least as big ID as the outlet on the turbo, a length of hose (silicone or other high temp flexible oil line), and appropriately selected ear clamps.

Reply #3December 30, 2013, 02:30:54 pm

jlpst94

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Re: Turbo oil return
« Reply #3 on: December 30, 2013, 02:30:54 pm »
Hydraulic hose will stand up to that oil temp?   

Reply #4December 30, 2013, 04:46:20 pm

8v-of-fury!

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Re: Turbo oil return
« Reply #4 on: December 30, 2013, 04:46:20 pm »
It will if it can stand up to that oil temp.

I wouldn't get a 100F oil rubber hose and expect it to last. The 300psi oil lines that come with oil cooler kits, should work fine.. as the oil leaving the pan is probably close to the same temp as oil leaving the turbo once up to temp..

Reply #5December 30, 2013, 04:48:19 pm

monomer

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Re: Turbo oil return
« Reply #5 on: December 30, 2013, 04:48:19 pm »
Hydraulic hose will stand up to that oil temp?   

Braided line, must use braided. You'll be less likely to wear it out from the outside-in, and dump all your oil everywhere.

Normal hydraulic hose will last past 200f degrees, but will harden after repeated heat cycles and over time. I'm talking normal 2wire/4wire stuff. I've replaced a bunch (and added heat exchangers in the process.)


I liked using the push-lock stuff for lower pressures, but the line is much less robust.
-1983 Rabbit LX 1.6/1.9 VNT build


Michigan Volkswagen Enthusiasts
www.michiganvw.org

Reply #6December 30, 2013, 06:10:46 pm

jlpst94

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Re: Turbo oil return
« Reply #6 on: December 30, 2013, 06:10:46 pm »
Found a few posts regarding this topic and I'm gonna piece it together using discounthydraulichose.com.  Thanks guys

Reply #7December 31, 2013, 09:12:56 pm

fatmobile

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Re: Turbo oil return
« Reply #7 on: December 31, 2013, 09:12:56 pm »
 Get some silcone heater hose.
 It's been working great for me for years, handles the exhaust heat that's nearby, stays soft.
 Not too spendy, especially for such a short piece.
 I'm not sure what the diameter is.  16mm/5/8"
Tornado red, '91 Golf 4 door, with M-TDI 12mm pump, south bend clutch, VNT-15 turbo, 02A trany
MK4s: 2000 TDI jetta, 2003 TDI wagon, 2000 golf 2.0 gasser.
'84 Rabbit with 1.7TD KY block pistons bored to 80mm, VNT-15
'84 GTI with stock 1.6TD starion intercooler.

Reply #8January 01, 2014, 03:25:46 am

homerj1

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Re: Turbo oil return
« Reply #8 on: January 01, 2014, 03:25:46 am »
Hydraulic hose will stand up to that oil temp?   

Braided line, must use braided. You'll be less likely to wear it out from the outside-in, and dump all your oil everywhere.

Normal hydraulic hose will last past 200f degrees, but will harden after repeated heat cycles and over time. I'm talking normal 2wire/4wire stuff. I've replaced a bunch (and added heat exchangers in the process.)


I liked using the push-lock stuff for lower pressures, but the line is much less robust.


I used single braided hydraulic hose and a couple of hose clamps on my k03 to 1.6td oilpan - so far so good.

Reply #9January 03, 2014, 07:57:16 am

jb86

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Reply #10January 03, 2014, 11:30:41 am

vanbcguy

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Re: Turbo oil return
« Reply #10 on: January 03, 2014, 11:30:41 am »
Bryn

1994 Jetta - AHU M-TDI - Jezebel Jetta
2004 Jetta Wagon - 1.8T - Blitzen

Reply #11January 03, 2014, 05:30:26 pm

TimpanogosSlim

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Re: Turbo oil return
« Reply #11 on: January 03, 2014, 05:30:26 pm »
I used one of these for mine:

http://www.darksidedevelopments.co.uk/products/custom-turbo-oil-return-line-1-9-2-0-tdi.html

between the exchange rate and royal post that's a pretty expensive option.

Reply #12January 03, 2014, 05:32:06 pm

jb86

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Re: Turbo oil return
« Reply #12 on: January 03, 2014, 05:32:06 pm »
The turbo drain line is made for it
The right size
Not expensive
In the US
What's the problem with that?

Reply #13January 03, 2014, 05:54:29 pm

TimpanogosSlim

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Re: Turbo oil return
« Reply #13 on: January 03, 2014, 05:54:29 pm »
The turbo drain line is made for it
The right size
Not expensive
In the US
What's the problem with that?

nothing, just looks suspiciously like silicone heater hose that i can get for $6/ft elsewhere.

http://www.ebay.com/itm/180218835033

Reply #14January 03, 2014, 06:48:27 pm

Gizmoman

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Re: Turbo oil return
« Reply #14 on: January 03, 2014, 06:48:27 pm »
The turbo drain line is made for it
The right size
Not expensive
In the US
What's the problem with that?

nothing, just looks suspiciously like silicone heater hose that i can get for $6/ft elsewhere.

http://www.ebay.com/itm/180218835033
The hose has no pressure. It needs to withstand 250 F and remain somewhat flexible so it doesn't crack over time. If you're happy with the proper silicone hose for 6 bucks a foot, buy it.
Jim W - 82 Vanagon Westy - AAZ 1.9, Mild head port, Cummins Holset HE200WE turbo, Frozen Boost WAIC, 10" Charge-pipe intake, Ball bearing IM shaft, Giles Pump, 215/70R16, AAP 5 speed Trans. 22 lbs max boost