# Oil Restrictor for turbo setup?

**URL:** <https://forums.speedlife.net/t/oil-restrictor-for-turbo-setup/179703>\
**Category:** PittSpeed Automotive\
**Created:** [January 23, 2006, 6:39am UTC](https://forums.speedlife.net/t/oil-restrictor-for-turbo-setup/179703 "2006-01-23T06:39:54Z")\
**Posts on this page:** 20\
**Page:** 1

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**Author:** ![ZEX350Z](https://avatars.discourse-cdn.com/v4/letter/z/87869e/32.png) [@ZEX350Z](https://forums.speedlife.net/u/ZEX350Z)\
**Post date:** [January 23, 2006, 6:39am UTC](https://forums.speedlife.net/t/oil-restrictor-for-turbo-setup/179703/1 "2006-01-23T06:39:54Z")

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Does every turbo setup(well N/A to turbo) need a oil restrictor? Mine doesn’t seem to have oil seapage at all. I have noticed a slight valve tapping that wasn’t there before though. Could even be the crack in my manifold(the noise). Anyways…what do you think? My turbo oil feed is right off of the back of the block in a spare plug under the oil filter.

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**Author:** ![whitey](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/whitey/32/5911_2.png) [@whitey](https://forums.speedlife.net/u/whitey)\
**Post date:** [January 23, 2006, 7:17am UTC](https://forums.speedlife.net/t/oil-restrictor-for-turbo-setup/179703/2 "2006-01-23T07:17:06Z")

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from what I know from the VW world… people always blame the high oil pressure for blowing the seals on the turbo. I personally have never experience this, but thats what i have read. I think ATP sells an oil restrictor

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**Author:** ![turboTSI1320](https://avatars.discourse-cdn.com/v4/letter/t/b782af/32.png) [@turboTSI1320](https://forums.speedlife.net/u/turboTSI1320)\
**Post date:** [January 23, 2006, 8:15am UTC](https://forums.speedlife.net/t/oil-restrictor-for-turbo-setup/179703/3 "2006-01-23T08:15:53Z")

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What about bringing oil from the filter houseing? Much cleaner source.

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**Author:** ![imported\_gearhead](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/imported_gearhead/32/5957_2.png) [@imported\_gearhead](https://forums.speedlife.net/u/imported_gearhead)\
**Post date:** [January 23, 2006, 8:16am UTC](https://forums.speedlife.net/t/oil-restrictor-for-turbo-setup/179703/4 "2006-01-23T08:16:36Z")

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There is no need for an oil restrictor on a honda. A straight line from the main pressure port to the turbo inlet is what you want.

have someone adjust the valves, or if you can. I just adjusted my hatch’s valves b/c they were starting to loosen up. I run a 9500rpm redline, so its more crutial there.

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**Author:** ![SlowCivic](https://avatars.discourse-cdn.com/v4/letter/s/9f8e36/32.png) [@SlowCivic](https://forums.speedlife.net/u/SlowCivic)\
**Post date:** [January 23, 2006, 8:23am UTC](https://forums.speedlife.net/t/oil-restrictor-for-turbo-setup/179703/5 "2006-01-23T08:23:24Z")

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> [@gearhead](#):
>
> There is no need for an oil restrictor on a honda. A straight line from the main pressure port to the turbo inlet is what you want.
> 
> have someone adjust the valves, or if you can. I just adjusted my hatch’s valves b/c they were starting to loosen up. I run a 9500rpm redline, so its more crutial there.

UHHH honda’s run way way way way tooo much oil pressure RUN A ATP OIL RESTRICTOR. Too much pressure will kill the turbo.

PS gearhead anything over 40-45 psi needs a restrictor … honda’s run 20+ more than that at wot

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**Author:** ![fshowcars](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/fshowcars/32/5937_2.png) [@fshowcars](https://forums.speedlife.net/u/fshowcars)\
**Post date:** [January 23, 2006, 8:42am UTC](https://forums.speedlife.net/t/oil-restrictor-for-turbo-setup/179703/6 "2006-01-23T08:42:31Z")

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yaeh…

.060 is a good size.

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**Author:** ![fmfkid250](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/fmfkid250/32/5973_2.png) [@fmfkid250](https://forums.speedlife.net/u/fmfkid250)\
**Post date:** [January 23, 2006, 11:50am UTC](https://forums.speedlife.net/t/oil-restrictor-for-turbo-setup/179703/7 "2006-01-23T11:50:04Z")

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I have been looking for one of these bitches for a while

just shave down a an style fitting and slam a nitrous jet in there to control the oil flow…i do not have any type of restricter on my stuff

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**Author:** ![SlowCivic](https://avatars.discourse-cdn.com/v4/letter/s/9f8e36/32.png) [@SlowCivic](https://forums.speedlife.net/u/SlowCivic)\
**Post date:** [January 23, 2006, 12:04pm UTC](https://forums.speedlife.net/t/oil-restrictor-for-turbo-setup/179703/8 "2006-01-23T12:04:21Z")

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> [@fmfkid250](#):
>
> I have been looking for one of these bitches for a while
> 
> just shave down a an style fitting and slam a nitrous jet in there to control the oil flow…i do not have any type of restricter on my stuff

I didnt either but started pushing some oil around the seal so I got one…

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**Author:** ![Converted2LSX](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/converted2lsx/32/5962_2.png) [@Converted2LSX](https://forums.speedlife.net/u/Converted2LSX)\
**Post date:** [January 23, 2006, 12:11pm UTC](https://forums.speedlife.net/t/oil-restrictor-for-turbo-setup/179703/9 "2006-01-23T12:11:46Z")

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[http://www.atpturbo.com/Merchant2/merchant.mvc?Screen=PROD&Store\_Code=tp&Product\_Code=ATP-OIL-022&Category\_Code=BCS](http://www.atpturbo.com/Merchant2/merchant.mvc?Screen=PROD&Store_Code=tp&Product_Code=ATP-OIL-022&Category_Code=BCS)

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<div class="post-metadata">

**Author:** ![imported\_gearhead](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/imported_gearhead/32/5957_2.png) [@imported\_gearhead](https://forums.speedlife.net/u/imported_gearhead)\
**Post date:** [January 23, 2006, 1:02pm UTC](https://forums.speedlife.net/t/oil-restrictor-for-turbo-setup/179703/10 "2006-01-23T13:02:38Z")

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I’ve never used one before and have had no probs. Thanks for clearing it up though :bigthumb:

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**Author:** ![system](https://canada1.discourse-cdn.com/flex034/uploads/speedlife/original/2X/b/b7170c8eddc0b95ece6b88172b2f416a08489a45.png) [@system](https://forums.speedlife.net/u/system)\
**Post date:** [January 23, 2006, 1:29pm UTC](https://forums.speedlife.net/t/oil-restrictor-for-turbo-setup/179703/11 "2006-01-23T13:29:25Z")

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all ball bearing turbos need an oil restrictor

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**Author:** ![ZEX350Z](https://avatars.discourse-cdn.com/v4/letter/z/87869e/32.png) [@ZEX350Z](https://forums.speedlife.net/u/ZEX350Z)\
**Post date:** [January 23, 2006, 1:47pm UTC](https://forums.speedlife.net/t/oil-restrictor-for-turbo-setup/179703/12 "2006-01-23T13:47:24Z")

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I am more worried about my motor NOT getting enough oil than the turbo getting to much…any issues with this? Thanks for the reply’s so far though!

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**Author:** ![fmfkid250](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/fmfkid250/32/5973_2.png) [@fmfkid250](https://forums.speedlife.net/u/fmfkid250)\
**Post date:** [January 23, 2006, 1:54pm UTC](https://forums.speedlife.net/t/oil-restrictor-for-turbo-setup/179703/13 "2006-01-23T13:54:13Z")

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> [@ZEXaccord](#):
>
> I am more worried about my motor NOT getting enough oil than the turbo getting to much…any issues with this? Thanks for the reply’s so far though!

no never heard of this, are you using an oem filter?

what weight are u running, synthetic? help us help u

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<div class="post-metadata">

**Author:** ![fmfkid250](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/fmfkid250/32/5973_2.png) [@fmfkid250](https://forums.speedlife.net/u/fmfkid250)\
**Post date:** [January 23, 2006, 1:55pm UTC](https://forums.speedlife.net/t/oil-restrictor-for-turbo-setup/179703/14 "2006-01-23T13:55:57Z")

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> [@gearhead](#):
>
> There is no need for an oil restrictor on a honda. A straight line from the main pressure port to the turbo inlet is what you want.
> 
> have someone adjust the valves, or if you can. I just adjusted my hatch’s valves b/c they were starting to loosen up. I run a 9500rpm redline, so its more crutial there.

yea when i was reven my ls motor to 7600 all my valve adjustments where coming loose and i would have 2 rip my valve cover off and tighten them, i did it twice @ flashlight drags…

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<div class="post-metadata">

**Author:** ![ZEX350Z](https://avatars.discourse-cdn.com/v4/letter/z/87869e/32.png) [@ZEX350Z](https://forums.speedlife.net/u/ZEX350Z)\
**Post date:** [January 23, 2006, 2:32pm UTC](https://forums.speedlife.net/t/oil-restrictor-for-turbo-setup/179703/15 "2006-01-23T14:32:16Z")

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I am using a fram oil filter(heavy duty or something…) and synthetic mix 5w 30

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**Author:** ![vw16vcabby](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/vw16vcabby/32/5943_2.png) [@vw16vcabby](https://forums.speedlife.net/u/vw16vcabby)\
**Post date:** [January 23, 2006, 4:34pm UTC](https://forums.speedlife.net/t/oil-restrictor-for-turbo-setup/179703/16 "2006-01-23T16:34:42Z")

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the restrictor is for the turbo itself, not for ur motor.

high oil pressures can blow out the seals. especially on cheap turbos like cheap [turbo.com](http://turbo.com)’s/ ss autochrome specials.

gotta remember, on cold start, you make roughly 5 bar oil pressure. warmed on wot, probably around there too. most turbos want pressure to be around 4 bar iirc.

i allways ran a -4 an feed. still would have high pressure and never blew out a seal. but i know of atleast 10 others who have. so as allways, ur results may vary.

also, good ideal to see where you are getting ur source. i know on a vw motor, oil pressure at head is lower than at the oil filter housing.

lastly, i’d ditch the fram filter. fram filters in general are junk. no offense, but seen them blow up too many times. im kind aleary to even use one on a beater car.

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<div class="post-metadata">

**Author:** ![vw16vcabby](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/vw16vcabby/32/5943_2.png) [@vw16vcabby](https://forums.speedlife.net/u/vw16vcabby)\
**Post date:** [January 23, 2006, 4:36pm UTC](https://forums.speedlife.net/t/oil-restrictor-for-turbo-setup/179703/17 "2006-01-23T16:36:12Z")

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oh yeah, and nitrous jets do work as mentioned.

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<div class="post-metadata">

**Author:** ![fmfkid250](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/fmfkid250/32/5973_2.png) [@fmfkid250](https://forums.speedlife.net/u/fmfkid250)\
**Post date:** [January 23, 2006, 4:43pm UTC](https://forums.speedlife.net/t/oil-restrictor-for-turbo-setup/179703/18 "2006-01-23T16:43:13Z")

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> [@vw16vcabby](#):
>
> the restrictor is for the turbo itself, not for ur motor.
> 
> high oil pressures can blow out the seals. especially on cheap turbos like cheap [turbo.com](http://turbo.com)’s/ ss autochrome specials.
> 
> gotta remember, on cold start, you make roughly 5 bar oil pressure. warmed on wot, probably around there too. most turbos want pressure to be around 4 bar iirc.
> 
> i allways ran a -4 an feed. still would have high pressure and never blew out a seal. but i know of atleast 10 others who have. so as allways, ur results may vary.
> 
> also, good ideal to see where you are getting ur source. i know on a vw motor, oil pressure at head is lower than at the oil filter housing.
> 
> lastly, i’d ditch the fram filter. fram filters in general are junk. no offense, but seen them blow up too many times. im kind aleary to even use one on a beater car.

get an oem filter!  
and here check this out

> **[How to Make your own oil restrictor for journal bearing (non-BB) turbos](https://www.dsmtuners.com/threads/how-to-make-your-own-oil-restrictor-for-journal-bearing-non-bb-turbos.171317/)**
>
> I recently installed a new T04b Garrett turbo on my 2G. I am feeding the turbo with a 4AN stainless braided line coming off of the oil filter housing. The CHRA of this (and many other) Garrett turbo likes the oil pressure in the inlet to be between...

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<div class="post-metadata">

**Author:** ![ZEX350Z](https://avatars.discourse-cdn.com/v4/letter/z/87869e/32.png) [@ZEX350Z](https://forums.speedlife.net/u/ZEX350Z)\
**Post date:** [January 23, 2006, 5:44pm UTC](https://forums.speedlife.net/t/oil-restrictor-for-turbo-setup/179703/19 "2006-01-23T17:44:05Z")

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oem from honda you mean…they are the best?

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**Author:** ![fmfkid250](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/fmfkid250/32/5973_2.png) [@fmfkid250](https://forums.speedlife.net/u/fmfkid250)\
**Post date:** [January 23, 2006, 8:49pm UTC](https://forums.speedlife.net/t/oil-restrictor-for-turbo-setup/179703/20 "2006-01-23T20:49:25Z")

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> [@ZEXaccord](#):
>
> oem from honda you mean…they are the best?

true story

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