Td04 wastegate spring. Obviously, the turbo would prefer to be water cooled. 1. 3% positive GFB Mitsubishi TD04 Internal Wastegate Actuator is backordered and will ship as soon as it is back in stock. Also, seems that bellmouths have the most problem with it. I switched back to black and it's all good now. 2000 9-5 B205E aut, TD04-19T, Brown injectors, 3' DP 2. What spring are you guys running in your wastegate actuator. Can anyone tell me the exact inducer/exducer diameters for the TD04 (usually w/ 9b comp) turbine wheel, TD04L turbine wheel, and Sep 20, 2007 · Its been talked about a bit on here, but the stock wastegate actuator on our TD04's is weak. I have a 0. I set the preload exactly as the stock actuator. Apr 11, 2012 · If the rod coming out of the wastegate actuator is shortened, it will pre-load the spring inside the wastegate actuator increasing the pressure level at which the actuator will allow the wastegate valve to open and the total boost pressure that the turbo can generate will increase (as long as the turbo is still within its efficiency range). 860" TD04H Exducer Diameter 1. Whilst other brands may offer more spring options (sold separately), changing springs to fine-tune boost pressure is time consuming and quite frankly, a pain. 735" Inducer Diameter 2. I know people often run them without water cooling. 3bar (4 psi) or . The WGA replaces the factory turboa**s actuator, offering a larger diaphragm and adjustable base spring pressures ranging from 5-22psi to get the most out of your turbo. I don't know squat about Opensource to tell you what to adjust. Oct 5, 2013 · 03 wrx td04 stock wastegate Factory 2. The head is fully ported and the cams are hot as well. turbosmart. This bracket will require use of a t3 wastegate actuator, which you can purchase through us. Is there a performance problem, or is it more of just an annoying noise thing? Go Fast Bits Mitsubishi TD04 Internal Wastegate Actuator - 7304 Find parts that fit my vehicle Item TL-286223 Oct 8, 2020 · Re: TD04L-14 wastegate setup by toolazy9-3 » Mon Nov 02, 2020 12:00 pm You frankengate a td04 with a extra spring from a gt17 Saab Ng9-3 SC 2. This isn't supposed to be an upgrade, well I guess it is, from open WGA and no boost to boost. I hope this could function as an end all be all guide for TD04 related info. - 1 x Green Spring: 5-15 Psi (default setup) - 1 x Yellow Spring: 15-23 Psi - 1 x Blue Spring: 23-30 Psi What's the difference between BOV and BCV? Learn more here↗ TOTAL HEIGHT - 50. Upgrade your vehicle performance today with an adjustable actuator. So the next step, if i can be bothered, is to fit an uprated wastegate actuator and go for a map tweak; should see about 260hp then hopefully. 5psi!!! good 4psi less than the minimum factory spec!!! Aug 6, 2025 · TD04 TD05 TD06 For Subaru EJ20 EJ25 Impreza Turbo Actuator Wastegate Adjustable nickel_sport_australia (4001) 97. *Killed after 300k* May 3, 2004 · I'm pretty sure what's happening is that the wastegate is set to a specified setting, when you change the exhaust, mainly the uppipe and downpipe, you change the backpressure in the system causing the wastegate to not open correctly. 8bar spring will be installed on this adjustable actuator. Situation Brand New Kit Includes 1 x Actuator Jul 18, 2012 · Wastegate disassembled with the new spring in place already. 8bar pre-installed spring. Feels A LOT stiffer Whilst other brands may offer more spring options (sold separately), changing springs to fine-tune boost pressure is time consuming and quite frankly, a pain. Our wastegates are engineered to deliver precise boost control, ensuring optimal turbocharger performance and preventing overboosting. Price is OBO. 2bar. TD05 whats the big difference? are they worth the major extra $$? THANX Oct 2, 2016 · My TD04 maxed out (literally) on methanol was faster in the 1000' (all i have locally) then new STI. Adjusting it tightens it up causing the wastegate to stay shut. soo we believe its the diaphram in the actuator. 0 mm Jul 16, 2025 · GFB Fits Mitsubishi TD04 Internal Wastegate Actuator 541 Motorsports (44721) 99. 625" Inducer Diameter 1. • Industry-first diaphragm design - the WGA’s Silicone/Nomex diaphragm uses a new bead retention design that achieves the largest effective area with the small Sep 3, 2025 · 2001- Bobcat S250 Skid Steer Loader, Kubota 3. com Subaru forum. Apr 6, 2009 · As far as I understand it, it's just a spring in the wastegate flapper that needs to be changed. 8 bar spring setup, and that is some 11xx in mair - baseboost. also just for kicks i tested my old td04 with compressed air and the wastegate actuator started moving at 6. This keeps the overall size of the WGA down whilst giving it more control authority over the wastegate flap, resulting in better boost control. Instead, the exhaust manifold will have a take-off to fit an external wastegate unit. I believe I read somewhere factory boost was set at 7. com to find out more. 0L Turbo) Sep 15, 2009 · TD04 wastegate actuator mod Newbies & FAQsWelcome to the NASIOC. Subaru: Impreza 02 - 07 WRX P/N 023- 0134 Item Name MAMBA SAAB 9-3 B207 TD04L Billet Turbo Adjustable Turbo Actuator Application 2005~2012 SAAB 9-3 B207 E/L TD04L-11T / TD04L-14T Turbocharger 49377-06501 / 49377-06502 Pressure 9 Psi spring will be installed on this adjustable actuator. The vac hose goes to a T connector on the intake. Jul 26, 2002 · In simple terms, the pressure developed on the compressor side acts on a diaphragm which has a certain amount of resistance (the spring) and when the pressure from the compressed air exceeds the pressure from the spring, the diaphragm moves, thus opening the wastegate. You are currently viewing our forum as a guest, which gives you limited access to view most discussions and access our other features. I would check ebay for mamba, arashi or similar actuators. 0L Turbo) May 11, 2010 · pulled the W hose off the wastegate and boost was all over between 17-20 psi unpluged bpc to get base boost and it was between 3-7psi. Custom designed graphic is printed in vivid color and high resolution using state of the art color transfer technology Jul 5, 2021 · Apparently, the wastegate actuator cannot resist the pressure of the air in the turbine, and it opens at about 10-15psi of manifold boost pressure (vacuum line completely disconnected). My Apr 12, 2012 · You do realize that your WGDC % is how hard your wastegate is working to make the boost you're trying to make. These new springs are zinc plated spring steel, with ends ground flat like the originals. 0L Turbo Powertrain (EJ Series Factory 2. The WGA replaces the factory turbo*s actuator, offering a larger diaphragm and adjustable base spring pressures ranging from 5-22psi to get the most out of your turbo. Nov 5, 2002 · Ok, I've heard of TD04L-15G turbos and "true" TD04HL-15G turbos. • Industry-first diaphragm design - the WGA’s Silicone/Nomex diaphragm uses a new bead retention design that achieves the largest effective area with the smallest possible outside diameter. Aug 23, 2010 · Pressure testing wastegate Factory 2. Dec 25, 2009 · Internal Wastegate Adjustment? by CAV3MAN227 » Wed May 02, 2012 5:09 am -I'm running just a regular TD04. Mar 16, 2014 · do you guys know what the factory base boost tension is on the spring inside of the TD04 turbo wastegate? May 2, 2013 · Hi I have booked my car in for mapping and am wondering what you guys think is the highest safest boost I can run on my td04 the engine is stock although has been rebuilt last year metal 1. 3 bar actuator) would make the most sense, yes? thanks Sep 4, 2025 · GFB Mitsubishi TD04 Internal Wastegate Actuator Massive Performance, Compact Size. Yeah I don't understand what the case is with the yellow spring. I recently purchased a stock subaru wrx TD04 turbo which has an internal wastegate. 4 PSI Sky Blue at the best online prices at eBay Australia! Massive Performance, Compact Size. The kit includes the adapter plate--cut from steel and powdercoated--a spacer for one of the bolt holes, and the necessary hardware. On my TD04 and most all others I've seen, they have another vacuum deal on the compressor outlet that looks like a check valve of some sorts. I'm trying to find out what the internal wastegate is set to for psi. But again limited to 18psi. 0t 2007 Makanized Biopower! Skickat från min iPhone med Tapatalk Nov 15, 2005 · Wastegate actuator arm adjustment Factory 2. 0L Turbo) Jul 9, 2013 · On an external wastegate setup, the standard internal wastegate flap would need welding up solid as it would no longer be used. The bottom end is forged and balanced. Apr 30, 2006 · External wastegate on a TD04? Factory 2. 1 x actuator with 0. Oct 13, 2022 · 05 WRX TD04 wastegate flapper replacement Factory 2. My turbo is custom made td04 with a 22t wheel I had done at xzboost. But, just figured I'd clear up some air about the WGDC. AFAIK, both have a 6cm^2 housing (I assume the bore for the turbine is a little bigger on the 'HL). Completed product. I opened my wastegate and found a small blue wastegate spring (good for 8. com Is proud to annouce some of the most powerful turbo upgrade for the n54 market, DynamicAutoWerx Turbos The Stage 4s Have produced 622whp on a FBO N54 at only 22psi! Stage 2+ (775RS) Hybrid Turbocharger Set "REVISED" $1490. 5cm T25 4 bolt turbine housingGreddy Turbo kit for 02~05 VW Golf IV TD04-19T / TD04H-19TGreddy Turbo kit for MAZDA MIATA MX-5 B6-ZE TD04H Jun 6, 2021 · Yes, 1 bar is too much. Apr 22, 2015 · What wastegate spring would u suggest to be best for the 20 psi range i plan on probaly picking up set of DR wastegates For Boostmores SS td04 billet turbos Jun 21, 2008 · WTB: TD04 wastegate actuator Private 'Wanted' ClassifiedsWelcome to the NASIOC. any insight would be appreciated. Apr 21, 2020 · Simple bracket that allows you to clock a td04 turbo (ie 15g, 16t, 19t) into the position for the redblock cars. Installation, Care and Setup Instructions for the IWG75 Wastegate Actuator Upgrade Range by Turbosmart. This Part Fits: Year Make Model Submodel 2002-2007 Subaru Impreza WRX. The combo caused an obnoxious wastegate chatter. Cleared the code and it hasn't come back up. That’s why we added another industry first - turnbuckle adjustment. 0L Turbo) Mar 21, 2010 · I would personally try and find a TD04 wastegate actuator because the spring inside it is slightly stiffer for the top end of boost but I don't think it will make a huge impact anyway. Subaru: Impreza 02 – 07 WRX $ 200. The 5psi and 7psi springs are installed for a base pressure of 12psi, and the 10psi spring is included in the packaging for further tuning options. 0L Turbo Powertrain May 7, 2018 · I had a rebuilt turbo to replace my bad turbo through extended warranty, but there was an issue overlooked during inspection. Can anyone explain me a difference between TD04HL and TD04L?? Any information would be greatly appreciated. Aug 23, 2012 · They look gorgeous! I have a set of cores here, but I would like to send them out at a later time for whenever another 3/S [under my wing] needs the upgrade. I'm just trying to get back to "normal" performance, not anything more. I've helped a few local people with RWD TD04 Wastegate Bracket Simple bracket that allows you to clock a td04 turbo (ie 15g, 16t, 19t) into the position for the redblock cars. You can increase preload but watch out for rod travel, might get too high boost at high rpm. 8 spring in the wastegate so I earthier by a differe Oct 7, 2022 · 05 WRX TD04 wastegate flapper replacement Factory 2. I'm running the newer/lighter spring TD04 Wastegate Actuator and still getting 10+ psi @ the WG (should be <8 psi). It was an incredibly fun turbo! On my Fiancees 2. Maybe something else is going on too. TD04 14T turbo. Is that also part of the wastegate? Jul 27, 2025 · GFB Mitsubishi TD04 Internal Wastegate Actuator. 042" TD04HL Exducer Diameter 1. 5bar / 7. WGA part # 7304 is designed to bolt on to Subaru WRX models from MY97-07 with the factory TD04 turbo. So it causes the wastegate did Aug 21, 2013 · 02 Wrx Wastegate Problem Factory 2. Mar 12, 2023 · Hello fellow saabers my name is Joe. VF39 (or "Best Turbo for Low End Acceleration") Factory 2. - 0. The diaphragm inside is probably torn up. By joining our community, free of charge, you will have access to post topics, communicate privately with other members (PM), respond to polls, upload content and May 29, 2021 · Find many great new & used options and get the best deals for Kinugawa Adjustable Turbo Wastegate Actuator Spring 0. Upgrade, maintain and repair your Mazda MX-5 with the Forge Single Port Wastegate Actuator for Subaru TD04 TD05 Turbos Oct 29, 2012 · Any experience with one of these? Kinugawa Adjustable Turbo Actuator Saab 9 3 9 5 Aero TD04HL w 5 Spring | eBay Also, I'm going from having NO actuator to having one. Das-AutoWerkz. By joining our community, free of charge, you will have access to post topics, communicate privately with other members (PM), respond to polls, upload content and access many Whilst other brands may offer more spring options (sold separately), changing springs to fine-tune boost pressure is time consuming and quite frankly, a pain. 4K views 16 replies 6 participants last post by paul93VR4 Aug 23, 2023 Slammam30 Discussion starter Jun 17, 2009 · It sucks that vf52 doesn't come with an adjustable wastegate arm. I could forcefully push the end of the arm sideways to make it fit over the lever and insert the clip Bolt on high performance internal wastegate actuator. Apr 13, 2007 · Can I Use a Stock Wastegate Actuator on a VF39? Factory 2. 5: Place Available in bolt-on or universal kits - Check the GFB website for details. If we send the wrong item, we will send replace part asap once we get your information and pictures. After a small number of miles the pin that goes from the wastegate flapper through the turbo and connects to the actuator arm slides out. Fit Turbo with turbo P/N: 49177-015xx… with 3 bolt turbine outlet flange Note: NOT FOR 49177-025xx with 5 bolt The WGA features a longer stroke, shorter height, and more adjustment than its rivals. 860" Jeff doesn't list a TD04L turbine wheel under the Wheel-Size Comparison but identifies the WRX 13T Turbo to have a HL which is wrong since its a TD04L. 3L, V3300-T. 0 '02 WRX the TD04 on pump gas alone is sooooo fun. its a td04-15G Mar 13, 2017 · As the title suggests I'm going from a Td04 (awww how cute!) to a VF52 (not quite beast but it's an upgrade), and I noticed that the wastegate actuator is bigger on the td04, AND adjustable. the ecu ran flawlessly on the previous car. Oct 21, 2011 · I don't think the extra complications involved with a non-TD04 turbo are worth it for you right now. Aug 23, 2020 · For a while now i have researched most of the details of the TD04 turbo family, specifically those that are relevant to redblock usage. 2 head gasket acl bearing thats bout it. What I'd do is install a 3" downpipe and an eBay FMIC with "reverse" style intercooler piping, and then for the hot ticket: a quality methanol injection setup. My only concern about plumbing water lines is increased coolant temp. 1bar at a PUSH but i dont see me doing it and worrying about reliability everytime i drive it. 0L Turbo) Turbosmart's high-performance replacement Internal Wastegate Actuator for 1997-2007 WRX models fitted with the TD04 turbo is designed to get better boost response from the WRX's standard turbo, for those who wish to avoid the cost of an aftermarket turbocharger. Does anyone have any info on wastegates? Can I use a stock TD04 wastegate? Spring rate? Sent from my Pixel 3a using Tapatalk Aug 1, 2025 · 2001- Bobcat S250 Skid Steer Loader, Kubota 3. Available in bolt-on or universal kits - Check the GFB website for details. The adjust ability came in handy with my last tune, so I'm curious if I should swap them out? Sep 11, 2019 · www. 70 4 in stock GFB Mitsubishi TD04 Internal Wastegate Actuator quantity Add to cart Description Applications Additional information Reviews (0) TOYOTA STARLET TURBO ENGINE SPEC :- 8k from new engine, Fully forged Crank , turbo cams and springs , Scat conrods, wossner low comp pistons, new rings, small ends, big ends and main bearings, Multilayer metal head gasket, new crank seals, 360cc injectors, Uprated 3 core aluminium radiator, coolant hoses Uprated TD04 Turbo /external wastegate P/N 023-0379 Item Name MAMBA Mitsubishi 4D56T 2. Jan 31, 2008 · TD04 - Porting the wastegate Jump to Latest 6. Is there a consensus on Jul 21, 2009 · I've just been curious about how much power you can safely put to the wheels of a stock TD04 turbo since im looking to protune and would like to get a decent output without changing the turbo. Massive Performance, Compact Size. 0 swap into the Foz if I wasn't obsessed with going crazy fast. etc. I'm actually kind of upset that the turbo isn't working out so well for you. Would it ever need adjustment? How do you set it correctly? Would you benefit from turning it in more (clockwise), making it more stiffer? (while on the car) etc. You're probably just pushing the little TD04 turbo out of its efficency range. It’s like telling your Customer: Need a new wastegate actuator (think the spring is tired) to run a 14 psi tune on a low pressure turbo. It is a stock turbo and I see places say 13. 0L Turbo) Jul 16, 2012 · This equates to about a 20% increase in spring rate as compared to stock. That’s why we added another industry first - turnbuckle adjustment. Also shows all included pieces and the modified lip on the lower cup of the wastegate. 0L Turbo) Mar 11, 2005 · I bought a TD04-13C (came off a '90 760), to replace my blown TD05-12b, however the previous owner set the boost to 12psi. Jan 29, 2015 · Gents, Quick question. boost is constantly fluctuating. I thought that the waste gate was opening up, due to the 12psi yellow spring. The current spring was only good for about 4psi when we tested the car using wastegate spring pressure alone (taking the elctronic boost control duty cycle to 0). Has anyone seen this before? Dec 7, 2021 · Results for k03s wastegate actuator Looking for a good deal on k03s wastegate actuator? Explore a wide range of the best k03s wastegate actuator on AliExpress to find one that suits you! Besides good quality brands, you’ll also find plenty of discounts when you shop for k03s wastegate actuator during big sales. It has a 19-24psi spring. Question is: Should I replace the actuator with one that cracks at . 550" Inducer Diameter 1. Jan 25, 2006 · I've searched over the net MANY MANY times and cannot find the answer to this question. Thanks Brett T. Bolt on high performance internal wastegate actuator. Mar 18, 2013 · Wastegate Yes, in my case it was caused by the combination of a 4" TurboXS DP (I inherited it with the car) and the weak stock TD04 wastegate spring. It seems to get worse after the car heats up (spring in the wastegate probably gets less strong with heat). Represent your favorite turbo upgrade brand by showing off your new t shirt. stock is 7 psi. Cheers, Mar 14, 2005 · TD04 vs. 3/S Street Tuner - San Diego's Widebody Panda VR-4 v. What do I need (besides a good psi Product Information P/N023-0183Item NameMAMBA GREDDY TRUST TD04H TD04HL-15G / 16T Adjustable Turbo Wastegate Actuator with 6 springProduct SituationBrand NewApplicationAll MAMBA / GREDDY / TRUST TD04H TD04HL-15G / TD04HL-16T / TD04HL-19T Turbo with 8. Jun 5, 2012 · Well, I got a TD04L (14412AA140, 49377-04100), but it had the wastegate separated from the charger. . My question is how exactly did I have 10psi of boost running through the turbo while the wastegate only had a 8psi spring in it - Fits all Mitsubishi TD04 Turbo with BCV Port on the Compressor Housing The suggestion of spring color when wastegate actuator pressure range setup. Oct 8, 2022 · 05 WRX TD04 wastegate flapper replacement Factory 2. Basically a spring loaded valve, which does the same job, but are far superior when holding a boost level. 5L TF035 TD04 3-Bolt Turbine Outlet Adjustable Turbo Wastegate Actuator (Replace & Upgrade K6T01084) Product Situation Brand New Application Mitsubishi 4D56T Pajero Delica L200 L300 L400 Replace and upgrade MHI P/N: K6T01084 to 1. 0L Turbo) GFB Mitsubishi TD04 Internal Wastegate Actuator | Massive Performance, Compact Size. 3 w/ 38psi (peak) on VP C85+Meth | 3094 lbs as of 7/2/19 '92 VR-4 - Fully built, AEM EMS S2, MHI EVO3 16G's, suspension, and corner balancing | '10 EVO X SE | '04 EVO VIII SSL On the Feb 12, 2004 · Acceleration: TD04 vs. 600bars). The kit… Aug 21, 2023 · Wastegate Actuator Spring Jump to Latest 1. 5bar (7ish psi) - 4 psi cracking pressure (so . Sep 8, 2008 · Since the wastegate had a small spring in it, I decided to replace it with a bigger one. 5' exhaust, st3 Biopower. Feb 24, 2023 · Well you were right, the blue spring gave me the overboost code. I've spent the last couple years building my motor for my 06 9-3 Aero. I'd seriously consider doing a 2. ATM I have a 0. 0L Turbo) Forge Wastegate Actuator for TD04/TD05 turbo. 0L Turbo) Aug 30, 2006 · External wastegate on stock wrx Factory 2. 5psi. 702psi/0. I can't decide between internal and external wastegate. Compressor type: Let's start with the most common question, how many T's or G's do Jan 13, 2014 · The TD04 H -19t is what I got. Can anyone tell me the exact inducer/exducer diameters for the TD04 (usually w/ 9b comp) turbine wheel, TD04L turbine wheel, and Aug 23, 2020 · For a while now i have researched most of the details of the TD04 turbo family, specifically those that are relevant to redblock usage. 4: Shorten the length of the arm to increase boost, opposite to decrease. 5K views 6 replies 4 participants last post by 06wrx4me Feb 1, 2008 R Whilst other brands may offer more spring options (sold separately), changing springs to fine-tune boost pressure is time consuming and quite frankly, a pain. Unlock the full potential of your forced induction system with high-performance wastegates from BoltMotorsports. The Kinugawa site offers the slightly bigger turbined TD04H L -19t as well as a billet wheel 20t (hadn't heard of that one before) Mar 14, 2006 · I'm rebuilding a TD04 for my 140, and I'm wondering if it's wise to not plumb the water lines. bpc is BRAND new and works on a different car. Aug 21, 2005 · TD04: Exducer Diameter 1. Made in Australia and Globally Supported, refer www. 4% positive Setting the base spring pressure correctly for your application can have significant performance benefits, so we made sure the WGA offers the best adjustability on the market!We supply 3 stainless steel springs that can be used in any combination ranging from 5psi to 22psi, but that’s only the beginning. Aug 3, 2021 · Experience precise control with our adjustable wastegate actuator on AliExpress. 5 psi for IWG-75 - Subaru WRX 1997-2007 TD04 - 7PSI TS-0605-5072 Turbosmart's high-performance replacement Internal Wastegate Actuator for 1997-2007 WRX models fitted with the TD04 turbo is designed to get better boost response from the WRX's standard turbo, for those who wish to avoid the cost of an aftermarket turbocharger. My inquiry isn't as much a question it's more curiosity. With a wide range of options available, including internal and external wastegates, you can find the perfect solution for your vehicle's Sep 13, 2019 · Got P0234 again today on stock tune, so you must be right in the wastegate getting stuck open and closed. 0L Turbo) Nov 25, 2013 · I plan on running a TD04 @ 1bar. i ran a helper spring that increased boost but it still fluctuated. com. Dec 5, 2008 · I thought the wastegate actuator was the vaccuum and arm assembly on the bottom of the turbo. 00 Shipped (Fully revised as of 7/29/2019) Now Oct 7, 2022 · 05 WRX TD04 wastegate flapper replacement Factory 2. Jul 7, 2025 · TD04 wastegate actuator was stuck open, now fluctuating boost FA Series Factory 2. I got curious about the internal wastegate and its adjustment bar. Now when I tried to bolt the wastegate to the charger, the end of the wastegate arm did not end up nicely on the lever that opens/closes the actual gate instead it was about 1 - 1,5 cm aside. And I think the spring weakens or the diaphragm stretches over time reducing the ability to hold boost. More Adjustable, More Easily. 0L Turbo) May 14, 2007 · this action is done when you are useing stage 2+ and not reaching your target boost only DO NOT ADJUST WHILE STOCK OR STAGE 1 ( it is not needed) 1: Remove C-CLIP from the WG Actuator DO NOT DROP THE C-CLIP 2: Loosen the WG Adjuster nut with 10mm wrench 3: Remove the Adjuster from the WG Flapper by pulling up. 12Psi, 21Psi and 24 Psi Springs are included with this kit and buyer can change it easily. Choose from valvetronic, hydronic, or PZT types. eqvjl gccf xnl snyyzhu voygwp inmnnw ewll ckrly ntqw micvct