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how to use precision ball bearing turbo oil restrictor

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  • Does my ball bearing Precision PT-series turbo need

    2014-4-16 · 2. Turbocharger oil feed line sizes. (BALL BEARING) The oil feed to ball bearing turbochargers may be restricted but may not always be necessary. If a ball bearing turbocharger is supplied with an oil feed restrictor fitting it is suggested that this fitting be utilized. All single ball bearing turbocharger applications should utilize -4AN or 1/4

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  • Turbocharger Install Recommendations - Precision Turbo

    Does my ball bearing Precision PT-series turbo . Precision Turbo's Oil Feed Restrictor fitting with -4 AN Male Flare x 7/16-24 thread and a 0.035' orifice. This thread is designed to thread directly into Garrett Turbos. Turbo oil restrictors are often a necessity for ball bearing turbos to restrict the flow and pressure of the oil reaching the ...

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  • high pricsion precision ball bearing turbo oil restrictor


    Precision Turbo's Oil Feed Restrictor fitting with -4 AN Male Flare x 7/16-24 thread and a 0.035' orifice. This thread is designed to thread directly into Garrett Turbos. Turbo oil restrictors are often a necessity for ball bearing turbos to restrict the flow and pressure of the oil reaching the CHRA. By reducing this excess windage on the bearing you can achieve optimal boost response ...

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  • Precision Oil Restrictor (-4AN) for Garrett Ball Bearing ...

    2021-6-6 · Ball-bearing turbochargers can benefit from the addition of an oil restrictor, as most engines deliver more pressure than a ball bearing turbo requires. The benefit is seen in improved boost response due to less windage of oil in the bearing. In addition, lower oil flow further reduces the risk of oil leakage compared to journal-bearing ...

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  • TURBOS - Does my turbo require an oil restrictor? |

    2015-5-6 · Precision also told me it wasn't required but I had smoking issues. My engine builder (Accufab) told me these motors have to much oil pressure for Precision's restrictor and told me to restrict it down further. Hellion turbo recommends having 4.5 ounces of oil drain in a 30 second time frame. So basically you'd do this test and jet accordingly.

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  • precision 7675 ball bearing oil restrictor ...

    2011-10-25 · Garrett ball-bearing turbos, oil pressure, and restrictors: The how-to discussion! ... Our in-line restrictor before the turbo only reduces oil pressure (via lower flow out of it) to the inlet enough so that there is a max (we are trying for) 45psi. ... or the oil passes through the bearing and out the oil return.

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  • Garrett ball-bearing turbos, oil pressure, and

    2015-8-25 · Garrett Ball Bearing Oil Restrictor. If You Have a Garrett GT25r, GT28r, GT30r, GT35r series Turbocharger, then You Need a Garrett Ball Bearing Oil Restrictor. This Oil Restrictor Fits Directly into the Ball Bearing Cartridge, and Seals on the Ball Bearing Cage Dowel Pin. This Fitting Has a -4 an Connection fitting to Adapt Directly To a -4 an ...

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  • Garrett Ball Bearing Oil Restrictor - Turbo Lab

    2018-9-29 · Sep 13, 2018. #1. I did some quick and dirty data comparison after installing a 0.035' oil restrictor on my gen2 PTE 6266 ball bearing turbo. I went with a restrictor because after double checking the drain and PCV setup, the turbo still burned oil with occasional smoke on hard pulls when hitting high rpms. On the dyno it burned 1/2 a quart in ...

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  • Technical - PTE oil restrictor before/after | SpoolStreet ...

    2011-2-24 · but he needs to run an oil restrictor because the line is too big (-6an) this is the oil restrictor which says its 1/8npt or -4an. Oil feed Inlet Fitting -4 Build-in restrictor GT28/30/3 - eBay (item 370485308278 end time Feb-23-11 20:16:31 PST) all i need is for the oil restrictor to thread into the female end of the feed line..

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  • Precision Turbo Ball Bearing Turbo Oil Feed Restrictor ...

    2021-6-4 · Precision Turbo's Oil Feed Restrictor fitting with -4 AN Male Flare x 7/16-24 thread and a 0.035' orifice. This thread is designed to thread directly into Garrett Turbos. Turbo oil restrictors are often a necessity for ball bearing turbos to restrict the flow and pressure of the oil reaching the CHRA.

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  • Boost Assistance: Fragola's Turbo Oil Restrictor Fitting

    JPC- Ball Bearing Turbo Oil Restrictor. 22.99) No reviews yet Write a Review ... If you have a Garrett CHRA that has water cooling fittings, this oil inlet fitting must be used. Precision part # 074-2018, for use with -4AN oil feed line.

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  • JPC- Ball Bearing Turbo Oil Restrictor - Justin's ...

    Home > Shop by Brand > Precision Turbo > Precision Turbo Turbocharger Parts & Accessories > Precision Turbo Oil Restrictor (-4AN) f Ball Bearing turbos 074-2018 Image may not represent actual item. Precision Turbo Oil Restrictor (-4AN) f Ball Bearing turbos 074-2018 Product Code: PTB-074-2018. RETAIL PRICE: 22.99. OUR PRICE: 22.99 . Request ...

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  • Precision Turbo Oil Restrictor (-4AN) f Ball Bearing ...

    2010-5-11 · hi I have 6262 turbo form precision. it is journal (not ball bearing). Should I use any oil restrictor on it? I do research and some say use, some do not use. My oil suply line us 4AN. I have one restrictor about 1,5 mm (about 1/16 inch) and do not know use it or not. what is your experience...

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  • Precision 6262 (journal): oil restrictor or not? | Supra ...

    2015-3-3 · The .038' restrictors were for ball bearing turbos. When I had Precision repair the screwed up turbo I upgraded both turbos to dual ball bearing and just to be safe I went a little bigger on the restrictor size (.058'). I actually need to jet it down a hair but I want to measure the oil …

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  • Precision 7675 Oil Issues- Advice Welcome ...

    2011-9-21 · The use of a restrictor in a car is for too much oil pressure/volume. Most restrictors range in cars from .030 to .060. To cut down the volume of oil thus cutting the pressure in the housing some. The main reason is the drain can't keep up with the supply and backs up. With the Raptor being a ball bearing motor we have just the opposite problem.

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  • Journal bearing turbo: oil restrictor or not? | Modded ...

    2009-10-12 · FYI, this is the type of oil restrictor I was referring to when saying it would be asinine to run a GT ball bearing turbo w/out a restrictor. GT28R/GT30R/GT35R Oil restrictor Looks like we were probably referring to the same oil restrictor, only it seemed to me that your explanation implied that it was built into the cartridge.

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  • PROS and CONS of Ball Bearing ... - Pro Systems Turbo

    2008-3-11 · Restrictors help provide a consisent, lower pressure for Ball Bearing turbos. Most of them come with them these days too. If you run a restrictor on a journal turbo pulling from the oil filter housing it will fail. Marti. 637 0 0 0. 1996 Mitsubishi Eclipse GSX. 13.100 @ 104.100 · 2G DSM.

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  • Precision Turbo Oil Restrictor (-4AN) f Ball Bearing ...

    Home > Shop by Brand > Precision Turbo > Precision Turbo Turbocharger Parts & Accessories > Precision Turbo Oil Restrictor (-4AN) f Ball Bearing turbos 074-2018 Image may not represent actual item. Precision Turbo Oil Restrictor (-4AN) f Ball Bearing turbos 074-2018 Product Code: PTB-074-2018. RETAIL PRICE: 22.99. OUR PRICE: 22.99 . Request ...

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  • Precision 6262 (journal): oil restrictor or not? | Supra ...

    2010-5-11 · hi I have 6262 turbo form precision. it is journal (not ball bearing). Should I use any oil restrictor on it? I do research and some say use, some do not use. My oil suply line us 4AN. I have one restrictor about 1,5 mm (about 1/16 inch) and do not know use it or not. what is your experience...

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  • IAG Turbo Oil Feed & AVCS Line For Ball Bearing ...

    2020-12-15 · Thank you for choosing the IAG Turbo Oil Feed and AVCS Line. This installation manual is intended to guide you through the removal of the factory hard line and the installation of the IAG braided line. This part is intended for use with aftermarket turbochargers that utilize a male - 4AN restrictor fitting for the oil feed. Parts List

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  • Journal bearing turbo: oil restrictor or not? | Modded ...

    2011-9-21 · The use of a restrictor in a car is for too much oil pressure/volume. Most restrictors range in cars from .030 to .060. To cut down the volume of oil thus cutting the pressure in the housing some. The main reason is the drain can't keep up with the supply and backs up. With the Raptor being a ball bearing motor we have just the opposite problem.

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  • On 3 Performance T4 Turbocharger Oil Restrictor –

    On 3 Performance T4 Turbocharger Oil Restrictor – 4an .035″. 28.00. If you are running an On 3 Performance Ceramic Ball Bearing turbocharger with a 65mm exhaust wheel, you will absolutely need this. If you run a standard -3 or -4 feed up to the turbo, you will most likely start seeing oil in the compressor or smoke under boost coming ...

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  • Oil Restrictor For Bb Turbos? - Forced Induction ...

    2010-5-3 · Ball-bearing turbochargers can benefit from the addition of an oil restrictor, as most engines deliver more pressure than a ball bearing turbo requires. The benefit is seen in improved boost response due to less windage of oil in the bearing.

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  • Garrett oil restrictor | Honda Acura K20a K24a

    2014-10-18 · Oil pressure entering a ball-bearing turbocharger needs to be between 40 psi and 45 psi at the maximum engine operating speed. For many common passenger vehicle engines, this generally translates into a restrictor with a minimum of 0.040' diameter orifice upstream of the oil inlet on the turbocharger center section.

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  • 6466 oil feed question | Turbo Buick Forum | Buick

    2017-12-6 · Hi, I'm currently installing a 6466 ball bearing turbo on my car. I'm looking to see if anyone has needed an oil restrictor with this turbo? There is a fitting on the turbo now with a tag that says do not remove, and the paper work says in most cases a restrictor is not needed.

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  • Do T3/T4 garett turbos need an oil restrictor? | SR20

    2006-2-12 · Yeah, for non ball bearing T3 and larger just run a -3AN line, if you run a ball bearing variant of those turbos, run the restrictor. IF you have a smaller series turbo like GT28 and below, always run a restrictor of .060, if it is ball bearing variant run the .035 or so. Brent

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  • Oil Feed Adapter BorgWarner EFR with Restrictor

    The oil restrictor is necessary with all EFR Turbocharger at engines with more than app. 5 bar oil pressure at full engine load. This adapter is used when the turbocharger 'presses' oil outside the bearing housing (f.e. oil gets under high load in the exhaust housing or compressor housing).

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  • Oil restrictor for ball bearing turbo | TDIClub Forums

    2019-6-2 · The restrictor needs to go on the turbo end. If you put it at the filter housing the whole line will have to fill with oil via the restrictor. If you put it at the turbo end, any air that enters the line while the car sits will quickly escape through the restrictor, filling the line much faster.

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  • Precision Turbo Oil Restrictor (-4AN) f Ball Bearing ...

    Home > Shop by Brand > Precision Turbo > Precision Turbo Turbocharger Parts & Accessories > Precision Turbo Oil Restrictor (-4AN) f Ball Bearing turbos 074-2018 Image may not represent actual item. Precision Turbo Oil Restrictor (-4AN) f Ball Bearing turbos 074-2018 Product Code: PTB-074-2018. RETAIL PRICE: 22.99. OUR PRICE: 22.99 . Request ...

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  • Precision 6262 (journal): oil restrictor or not? | Supra ...

    2010-5-11 · hi I have 6262 turbo form precision. it is journal (not ball bearing). Should I use any oil restrictor on it? I do research and some say use, some do not use. My oil suply line us 4AN. I have one restrictor about 1,5 mm (about 1/16 inch) and do not know use it or not. what is your experience...

    Get Price
  • HKS 0.8mm RB26 Twin Turbo Oil Restrictor – Supertec

    HKS 0.8mm RB26 Twin Turbo Oil Restrictor. Must be used when upgrading from journal bearing turbo to a Garrett GT28xx ball bearing turbo. A Garrett ball bearing turbo only requires a mist of oil. Failure to restrict oil via a restrictor could potentially blow out the oil seals, leading to a turbo failure. *Select QTY 2

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  • oil feed line restrictor info ball bearing vs none -

    2008-11-23 · Just FYI, I was just looking around trying to decide if I am going to restrict the oil to my turbo and found this listed on one turbo parts site: Oil Restrictor - for use with turbos .061 for non-ball bearing turbos and .036 for ball bearing turbos I have seen it suggested to run .080 restriction...

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  • TiAL Oil Restrictor Fittings for GT Ball Bearing Turbos ...

    2021-5-30 · TiAL® now offers these sleek looking GT series oil restrictors in both 0.030' and 0.040' for your ball bearing turbos, or as a straight non-restricted fitting for journal bearing turbos. Garrett GT ball bearing turbos like lower oil pressure and sometimes the built in restrictor is not enough.

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  • Treadstone Performance Inc., Turbo Kits, Intercoolers ...

    Oil Inlet Restrictor, Journal bearing Garrett, Precision & Turbonetics. Oil inlet restrictor for T series turbos. 1/8' NPT Oil inlet restrictor for all T3, T3/T4, T04, T72 etc. Also larger ball bearing turbos such as GT4088R, GT4094R, GT4294R, GT4202R. Restrictor diameter of .065 hole size.... Installed at the oil inlet on turbo to reduce max ...

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  • Turbo oil restrictor needed? Pics.. | Page 2 | Dodge

    2009-10-12 · FYI, this is the type of oil restrictor I was referring to when saying it would be asinine to run a GT ball bearing turbo w/out a restrictor. GT28R/GT30R/GT35R Oil restrictor Looks like we were probably referring to the same oil restrictor, only it seemed to me that your explanation implied that it was built into the cartridge.

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  • GT25 GT28 GT35 T25 Copper Turbo AN4 Oil Feed

    Copper Turbo Oil Feed Restrictor Fitting For Many Turbos, GT35, T25, T28, T3, T4, T6 AN4 Fitting Size to Oil Line M12 x1.0 Thread to Turbo Note: Different Turbo Has Different Oil Inlet Thread. This ONLY Fits M12 x1.0 Thread. Oil Fitting has built in Restrictor to Supply Proper oil Pressure for The Turbo Which is Critical For Normal Turbo Operation.

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  • T3 T04E Oil Restrictor? - Audizine

    2017-6-16 · Hey guys! been running a T3 T04E 60trim setup on my 1.8t, using the supplied pin hole size restrictor that came with the turbo. Long story short im getting oil blown by the seals for sure. Running -4an oil feed to said restrictor, which is literally size of a needle no bigger. And a 10an drain,so its big enough lol. Now this is obviously a journal bearing turbo i hear people say all the time ...

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  • oil feed line restrictor info ball bearing vs none -

    2008-11-23 · Just FYI, I was just looking around trying to decide if I am going to restrict the oil to my turbo and found this listed on one turbo parts site: Oil Restrictor - for use with turbos .061 for non-ball bearing turbos and .036 for ball bearing turbos I have seen it suggested to run .080 restriction...

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  • Ball bearing turbo oil pressure | TDIClub Forums

    2016-3-6 · I got gtb35 turbo and use 5w50 oil. I want to check oil pressure so i mount gauge to know how much pressure i got beetwen oil line and CHRA of gtb35. And at 4000rpm i got more than 3 bar oil pressure. If i good remember something about 3,5 bar and i think at more rpm than 4000 i got more...

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  • Precision 6262 (journal): oil restrictor or not? | Supra ...

    2010-5-11 · hi I have 6262 turbo form precision. it is journal (not ball bearing). Should I use any oil restrictor on it? I do research and some say use, some do not use. My oil suply line us 4AN. I have one restrictor about 1,5 mm (about 1/16 inch) and do not know use it or not. what is your experience...

    Get Price
  • Do T3/T4 garett turbos need an oil restrictor? | SR20

    2006-2-12 · Yeah, for non ball bearing T3 and larger just run a -3AN line, if you run a ball bearing variant of those turbos, run the restrictor. IF you have a smaller series turbo like GT28 and below, always run a restrictor of .060, if it is ball bearing variant run the .035 or so. Brent

    Get Price
  • Oil Restrictor For Bb Turbos? - Forced Induction ...

    2010-5-3 · Ball-bearing turbochargers can benefit from the addition of an oil restrictor, as most engines deliver more pressure than a ball bearing turbo requires. The benefit is seen in improved boost response due to less windage of oil in the bearing.

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  • Garret GT Turbo Ball Bearing Oil Restrictor - Fast

    Turbo Oil Line Fittings (DIY) Garret GT Turbo Ball Bearing Oil Restrictor ...

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  • -4AN 7/16-24UNF Oil Feed/Restrictor For GT28R

    2020-7-15 · 4AN 7/16-24UNF Oil Feed/Restrictor For GT28R GTX28R GT30R GTX30R GT35R GTX35R Ball Bearing Turbo 1mm. Pulsar T urbo Systems Policy.

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  • Oil Restrictor for Garrett GT Turbos - Apikol

    PTE 6766 Ball Bearing Turbo We know you want to be the best both on the track and off. Whether you're a diehard racer or just looking to boost your daily driver's performance, Precision Turbo and Engine has what you need. For exceptional power and unbeatable technology at …

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  • Precision Turbo Street & Race Billet 6766 CEA BB ...

    Bearing Housing Flange Kits (Oil Inlet) 074-2020: Bearing Housing Flange Kit for GT32, GT35, GT37 and GT40 non ball bearing turbos (includes oil feed fitting, oil feed flange, bolts, and gasket) 074-2023: Bearing Housing Flange Kit for GT40R, GT42R & GT45R (includes oil feed flange w built-in -4AN oil restrictor, bolts, and gasket) 074-2026

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