How to identify ej207. If the injector sits in the fuel rail, its side feed.

How to identify ej207 What is important to know is that if the EJ20Y engine you are looking at is from an STI, it will have the red metal manifold, and it will still use the STI twin-scroll Jun 6, 2005 · the chart is incorrect; for the sti version 5 and 6, the engine code is a ej207, which is a semi-closed block 05-29-2005, 11:12 AM #8: keirnna. engines built before the MY99 models were released were the phase 1 engine. . These had a letter after the numbers in the engine type IE EJ20g, EJ25d, EJ15e Sep 14, 2016 · Afternoon team, im new to the group first time posting. Oct 23, 2024 · Anhand der Bezeichnung der Subaru-Motoren lässt sich nicht feststellen, ob es sich um einen Turbomotor oder einen atmosphärischen Motor handelt. But is the concern justified? Read on to learn what causes piston slap, how to identify it, and whether it’s a serious issue or merely a nuisance. SUBARU ENGINE GUIDE! In this video we go over the different types of Subaru engines as well as the characteristics to tell which one is which. We thought we would create a guide to distinguish which engines are which. and if you need to for emissions you can swap in a stock USDM ECU to make the OBD2 port work right. to/3kuYh Mar 24, 2014 · Can someone identify this engine? ej207? Factory 2. 63 a/r or 3076r. i learn that the sti internals are so called semi-forged. Not going to happen. ) Feb 11, 2014 · My 04 wrx engine just died (combo of negative temp days, wrong oil maybe, improper upgrading by previous owner. It's a sticker. 2. Edit: in another post you mentioned it has pink injectors which would be a 207 since the STi engines in those years used a color that was based off the cherry blossom trees Mar 15, 2014 · Bore wall and stiffener thickness changes through the EJ207: S20C -- 9. The 3rd & 4th identify displacement volume in liters. However the VF28 was on the v5/6 STi. your 2011 STI has a 32bit ECU with DBW throttle. etc etc, very strong low end Aug 14, 2011 · That's really a lot of data. instagram. This is not a comprehensive engine replacement DIY, but rather a guide to the prep work and modifications necessary to bolt this engine into your USDM 4th gen pre-facelift chassis. For more information on the similar EJ engine variant, check out our previous guide on the Subaru EJ207 here. what difference is there between the euro sti n jdm sti engine. r/subaru A chip A close button Feb 9, 2007 · So yes if it has a semi closed block it's EJ207 but caveat emptor, it could still have Hyper Crappy Pistons. a. company23. Mar 29, 2017 · Yeah ive ordered a 3 piece guage replacement for where the clock sits in the bugeye, then ill fit some instrumentation. This not only provides a thrilling Jul 9, 2021 · The EJ205 was first introduced in 1999 in Japan and 2002 in the US market. German Castrol). May 18, 2013 · EJ207 The EJ207 has an 8. May 12, 2010 · Help identify my ej20 block: Turbo Tin Can: Factory 2. After a few weeks trawling though countless threads covering this topic, on every Subaru forum on the mighty internet (yes I've read them all). Check out our article on deck designs if you want to know more about open, semi and closed deck block variations. Every STI engine has forged pistons. Aug 13, 2012 · How to ID your EJ207 The easiest way, is to look for a white sticker, on the bottom of the left timing cover. 0L Turbo Powertrain (EJ Series Factory 2. For starters, give us a range of years and a displacement or casting number. Should be able to use your stock ecu with your intake, on that long block. I do not recommend doing this if it is your first time changing a timing be Jun 7, 2009 · On top of the block, just under where the intercooler goes to the intake manifold, there are two numbers. They do come with oil squirters to help in cooling, but that's a bandaid to a problem that doesn't need to happen. Identifying An EJ A 10-digit engine code is used by Subaru: the first 2 characters identify the engine series. Then take the number there and compare it with the table that I posted the link to above, then find out what engine you have. What exactlyI couldn't say. i prefer the EJ207 as its a much smoother engine and equal length headers are awesome. Dec 23, 2009 · Thanks guys I'm thinking either 35r . 5 liter boxer engines are very reliable and solid motors. or you can buy a Aug 1, 2012 · hi again guys i've spent a bit of time at romraider trying to understand a few things but not quite have the time to start tuning - my main drawback is installing the wideband no one here seems to know how to install the thing properly Jan 10, 2009 · If the same holds true from the EJ205 and EJ207 comparisons. In the six versions of the GC Impreza WRX/STI, Subaru used three different turbocharged engines. Turbinen wurden mit Einheiten unter dem Index EJ205 (Impreza WRX, Forester) und EJ207 (WRX STI für den japanischen Markt) ausgestattet. Mar 29, 2022 · Subaru found these engines substantial and quality enough to be placed in their popular WRX models from 1999 up until 2006. 6mm Version 9 EJ207 W20C - 13. and yes, you forgot to mention the EJ255. it *can* work but you will need the jdm ecu and you will have extensive wiring ahread of you while you try to merge the two harnesses. i'm planning to use the blouch dominator 3 or 4 turbo. The Learn how to do a compression test on an EJ series Engine. Turns out a kid's dad ordered it for his kid's 07 and brought it to a shop to have it installed but it would've needed too much labour so they went another direction and I ended up buying it for a fraction of what they go for online. This video Feb 27, 2025 · im kinda struggling mine to get work with stock JDM v8 ej207. That means the same internals as your ej205, with 9:1 compression ratio. E85 will need about 30% larger injectors than you would for gas. V7 to current STI also had the ej207 engine and that changed every year in design. . Also, Japanese models used the EJ207 engine from 1999 to 2001. You need a 1. Which Subaru en Apr 9, 2007 · EJ207 forged - dished piston with raised centre and valve relief, semi-closed deck block. You CAN run the EJ207 with a USDM EJ205 engine harness. Sort by: This is a sub for Chinese companies which identify as Chinese brands. Here's how to identify each motor, and the pros and cons of using it in your swap: _____ I am about to pull the trigger on a EJ207 Version 7 motor for JDM racing motors, 818 > How to identify ej207 engine serial number. Ive been reading multiple different forums etc all with different conflicking Jul 11, 2021 · Which Subaru engine do I have? We know this seems like a silly question but a lot of engines are mislabeled and people sometimes purchase the incorrect engine for their project. If you look at the timing cover down on the passenger side you should see a white sticker with an engine serial on it the first figures will give its engine designation, its not a for sure way to tell due to the stickers faked. 1 bars. Swapping some EJ205 engines is much easier than swapping other EJ205s because not all EJ205 engines have the same characteristics Jan 30, 2006 · Closed deck blocks have much more limited water jackets to provide the necessary cooling. Next up you will need a topfeed manifold with injectors from an 07 Sti, 06 Forester Xt or other models equipped, you can use many other years but the vacuum line connections move around. 6mm Version 8/9 EJ207 W20C - 13. your main issues will be with wiring. If you’re looking to stay with FP (which isn’t a terrible idea, they make great stuff) and you’re going new, Blue would get you close on pump, definitely on E85. (Forged Moly) 965591_10151670099559872_1189984037_o. It's not specific to the model year, whether it came with a turbo, AVCS, etc. Sep 17, 2012 · Other than that, it is just a ej208. EJ207(v8) has hypercast pistons, everything else is forged, the heads flow more(big port), the cams are more aggressive than v7. k. Next, find the compressor map for your turbo or find something on the web and figure out if 1. V1 is the first Impreza built, V2 is the second generation, ETC. May 24, 2024 · Piston slap is a distinct sound that can be unsettling, especially if you’re unfamiliar with it. # 32 02-09-2007, 03:13 PM How to wire 08 subaru sti ej207 alternator to haltech elite 2500 Feb 21, 2008 · If you really want a slick setup, gut the TGV valves and take the TGV wires to connect the AVCS. Then I'd say that the EJ257 probably has some forged internals. but because of its slightly heavier rods the Ej257 dont like to rev past 8k rpm. Nov 18, 2011 · Just to clarify: a 96. Posted: Wed Jan 11, 2017 10:36 pm . It is possible to use these engines in place of a USDM EJ205 since they are "plug and play" and will run with no modification necessary. Jan 18, 2011 · Maybe he wants to be a PART of the forum. Fuel Injector Cleaner: This is a readily available solution to address minor carbon deposits. Jul 11, 2018 · Dude, you are asking everyone here to identify exactly what engine it is through pictures. No extra wires to run, you just have to move them around. Mar 15, 2010 · to BITOG! It'll be hard to beat Amsoil for cold start performance. EJ205 HB/HBR = 15 cc EJ207 HF1= 18 cc If you use EJ205 block/pistons with your heads the cr is about 0. 4psi. For blocks that do not have the VIN etched, I believe these are replacement blocks. Feb 20, 2019 · 1. 0 Litre DOHC Sequential Twin Turbo and intercooled engines (EJ20H/EJ20R/EJ206/EJ208). To identify a 9/99-9/2000 EJ207 wasted spark coil pack off center of manifold inlet under manifold (EJ207) With all supporting mods too (1-4 gearset, all driveline upgrades etc. Palm trees and tire smoke SEMA Show 2014 throwback @silvertoncasino EJ powered STI drift car showing some autox guys how to drift the full course. Without a subpoena, voluntary compliance on the part of your Internet Service Provider, or additional records from a third party, information stored or retrieved for this purpose alone cannot usually be used to identify you. You will still need to connect the EJ207 to the USDM EJ205 ECU. Power Output. Best. to identify an EJ205: This can refer to one of the 2. 6mm Version 7 EJ207 T20C ---- 9. Which is better: the EJ255 vs EJ257? Both the EJ255 and EJ257 2. Beyond that we can't tell you. Apr 15, 2021 · We get calls and emails all the time about people wanting to swap an EJ20 Subaru engine into their car and we love to help with this! However, it's not enough information since the term EJ20 is a very general identification for any Subaru EJ engine that has 2 liters of displacement. The last thing that i've heard is that the EJ257s are using different cams then the EJ255s. The EJ207 engine delivers an impressive power output of 276 horsepower. The only problems I see with the swap is that some parts are hard to find (ie. A 0. To receive 450-500 horsepower on EJ207, you will be need forged pistons, head porting and all that is written in the article about EJ257 HERE. When it comes to performance, the EJ207 engine outshines its counterpart, the EJ205. SSO should be a great oil for you. Check out this video that For clarification I bought a 2004 Subaru WRX. Dec 29, 2020 · The Applied Model (also called a Chassis Code) is a 7-digit code number that is used by Subaru to identify a car’s specification, but unlike the Chassis Number or VIN, this does not uniquely identify an individual car. 5 RS Apr 15, 2021 · There can be a lot of confusion about Subaru JDM engine codes and version numbers, so we thought we would list the versions and their specs. One of them is the engine number, the other is the crankcase number. Version 7, JDM STI EJ207, S20C - Forged Molybdenum. If you tell us exactly what you are trying to figure out, we could probably point you in the right direction. Jan 22, 2020 · The car is a 2006 WRX and the original owner swapped in an EJ20X/Y from a Subaru Legacy GT and retained the original EJ255 ECU and wiring harness. And as far as what pistons the jdm ej207 has they are hyperutectic which are more britle and pron to damage do to knock BUT they are supposed to handle more power than the ver 7 ej207 stock forged ones. Ive got it booked in to get a set of unequal length headers in a couple of weeks which should theoretically help free things up top end again. Some one correct me if i'm wrong, butI believe the EJ255 is open deck and the EJ257 is semi-closed. 2mm Version 10 EJ207 Version 7 EJ207 Piston Type Version 7, JDM STI EJ207, S20C - Forged Molybdenum. The EJ205 has an 8:1–9:1 compression ratio. Version means which version of the Subaru Impreza it is. We confirmed it has avcs. 0L WRX heads on it. It is considered reliable and will make around 250hp. It is a reasonable limit for EJ207 stock internals. Most aftermarket blocks follow the STi specs since they are built for more boost. Click here if you're looking for a replacement engine option. From 2003, STI has VF37. Here's what the seller says: " I tried to fine the PN last night and the only thing I found with a couple of coloured dots. 25 bars is within your turbos efficiency range (I'm not sure which VF-series turbo was on the 99 STi. Sep 25, 2016 · Just saw this thread, And im going to have to say, my DD ej207 Cosworth stroked 2. i'm thinking that might as well drop in some forged pistons and rods since the motor swap will be going on, save the labour and hassle in the long run Aug 31, 2021 · Parts. Ive had the computer and car all tuned from chris at prestige awesome knowlegable guy super happy with the results but now im wanting to get my launch/anti lag all dialled in. 5k shipped for the engine and another 350 for the swap and 150 for the ACVS wiring. you definitely cant go from v3/4 heads to v5/6 heads without also changing the intake manifold and all the wiring and ECU. Holy fuck FP Black is WAY too big for what you’re shooting for and the injectors you’re running. joz Post subject: Re: EJ207 V8 JDM carberry 4. Feb 25, 2017 · Most blocks I can confirm the original block to the car have VIN numbers laser-etched into the RH lower pad. v3/4 STi = EJ20K, v5/6 STi = EJ207 So what do you have? that would help determine what you need. 2 map. com is fantastic. After 2001, all WRXs used the EJ205, until 2006 when the USDM WRX model changed engines to the EJ255. Scooby Specialist Aug 14, 2021 · Next is the EJ207, which was produced for the GC8 in UK, Japan, and Australia. Please note this is for EJ20 and EJ25 Turbo motors. instagram:https://www. Newbie: The technical storage or access that is used exclusively for anonymous statistical purposes. Mar 12, 2022 · The Subaru EJ207 engine is a four-stroke introduced to the automotive market in 1991. You will want the EJ207 heads either way you go as they flow fantastic and give you the added bonus of AVCS with very little modifications needed other than some minor wiring and a JDM Ecu. The EJ207 is one of many variants manufactured by Subaru, belonging to the EJ series. To identify an EJ205: Coil on plug, except in JDM SF5 forester. 0L), it packs more punch. where as a ej207 will love to sit on 9k Feb 1, 2017 · mechanically everything will bolt up fine. The Version number was mainly used in JDM Subaru models though they Feb 25, 2016 · JDM STI uses the EJ207 USDM STI uses the EJ257. The day the engine arrived, the shop informed me that this engine came with a twin scroll turbo. Hope this helps. 0 compression ratio, idle air integrated into the throttle body, wasted spark coil off-center of manifold, red or bare aluminum intake manifold, open deck block, inlet under the manifold, AVCS variable valve timing, and higher rev limit than EJ205. This translates to more air, more power, and ultimately, more "woohoo!" moments. Maybe someone has found something new and better, that wasn't written in a 2 year old post. 2 (technically 2. The Version 5 and 6 EJ205 and EJ207 is a good motor, but it is over 15 years old now. ) Share Add a Comment. 78mm head gasket will only reduce about 0. Let’s investigate into the details of their differences and see why car enthusiasts often opt for the EJ207 for its enhanced capabilities. So when you are describing your Nov 8, 2017 · In this guide we will focus on the engines found in the first-generation Impreza WRX and STI, commonly known as the “GC” generation. Aug 29, 2009 · ok thx. Open comment sort options. Jan 15, 2021 · Every Open Deck block I've found photos of online have that round bit present (both EJ205 and EJ207), but yours doesn't appear to have it! Any obvious ways to check on any of the internal components? I am about to pull the trigger on a EJ207 Version 7 motor for JDM racing motors, they sent me some pics of it, one which had a picture of the block which had B099568 stamped on it, but I can find some info on the numbers, can anyone help? May 30, 2012 · VF is the turbo, EJ207DW5CR's came with the VF37 turbo and the Spec-C's came with the VF36. Hyper Crappies and the holy grail forgies below: Speak to Shane @ SMC Tyres, Unit 6/385 Sevenoaks St Beckenham WA 6107. I mentioned looking for a serial number on the timing cover. 0L Turbo) This means the EJ207 can handle more boost and punishment, like a superhero who just ate a plate of adamantium pancakes. Sort by: Best. different turbo setups (twin-scroll vs single scroll) makes up the difference. The EJ207 has an 8. Basically it's just good info for guys who are building hybrids. I could have done the ver 7 instead of my version 8 but I felt it was better to get the 8 because they have the big ported heads which Cooler Master was founded 30 years ago with the mission of making the industry’s best thermal solutions. 1mm headgasket to get back to stock cr. so if you have a v3/4 EJ20K, then youd have to find other EJ20K stuff. The simplest thing is to either have it wired for you, as iWire suggested, or buy a kit. I went the EJ207 route but would be open to an EJ26 stroker as well. Feb 13, 2012 · I did an EJ207 v8 twin scroll swap, in my opinion its a great option. I'm not listing sources as there are too many The Japanese WRX models use the EJ207 from 1999~2001, except the 5-door wagon which also uses the EJ205. putting a GDB EJ207 (version 7/8/9) will be a bit tricky. WRX STi Spec C Type RA has IHI VF34. These engines have all the short block goodness of the bug eyes too, gone is the big end bearing unreliability of the old phase-I and phase-II engines. No reps, fakes, mods, or builds Nov 13, 2009 · The important part is at the bottom where I calculated compression ratios. Sometimes they come off, get worn, smudged, etc. I'd recommend talking to deatschwerks, they're probably the best place to goto for injector/fueling questions/purchases. DIY Repairs/Fixes. jpg Mar 5, 2003 · EJ205 would be the standard WRX motor, and the EJ207 (like mine) would be the STi block. Apr 4, 2019 · Booki the reason i keep talking about the ej207 about high power levels is to give u peace of mind that Ej257 will make more then a Ej207. 5-97 STi is v3, 98 is v4, and 99-00 is v5/6. Dec 25, 2024 · Although it can be challenging to identify the source of an intake manifold leak, there are several signs that can indicate a problem, such as rough idle, stalling, hissing or sucking sounds, or reduced power. Nov 27, 2009 · -the ej207 engine in the ver5/6 is different between sti and wrx models. I would recommend the EJ255 block before the EJ257 block for guys who are going to put the 2. Heads Up!: The EJ207 boasts better cylinder heads that breathe fire like a dragon with a particularly spicy curry. Apr 29, 2021 · If you have a USDM 2002-2005 WRX and wish to replace the engine with a 2001-2005 JDM EJ205 or EJ207, you will find that these JDM engines came with AVCS. STI GD used IHI VF30 (VF35 for JDM WRX Type RA) which blows 1. 0 liters of displacement, and the 5 or 7 is an identifier for whether it came out of a WRX/Forester (5) or STi (7). Thank you. Top . Open menu Open navigation Go to Reddit Home. ej207在诞生之初有两大利器，其中之一就是出色的响应性，水平对置布局使发动机活塞在工作时所产生拉力混为抵消，较短的曲轴也使引擎的响应速度相当高，再加上出色的涡轮增压器，使ej207在高转速下可以保持坚挺的扭矩输出。 Dec 9, 2015 · @titter I saw that NASIOC post last night doing the same research, and my Subaru mechanic says the p/n is not on the springs. (Forged Alloy Moly Coated or Forged Moly) l. It has a better turbocharger system – what we refer to as a twin scroll turbo. Also, I think the internals in the ej207 are stronger and the crank has better oiling capacity Feb 17, 2012 · sorry for the noob question and yes, i have searched searched searched for the question im about to ask but the threads are either too old and the pics dont work, or i didnt get the exact answer i needed so i figured id ask (never hurts right?) Sep 14, 2006 · as blarg said, the EJ207 block is stronger than the EJ205. May 12, 2011 · Before you go increasing boost, start simple. After 2001, all WRXs use the EJ205. You just can't run AVCS. 6mm Version 7/8 EJ207 T20C --- 9. Check the car over for any leaks or broken parts of any kind before you do serious upgrading. It’s got a way better flowing head and it’s got better cams throughout. com/hm_driven/Tools usedCompression Tesr Kit: https://amzn. Jan 22, 2021 · 2005 ej207 sty White Some parts from the USDM cars will transfer over (various hoses etc), but if you need to order anything JDM specific and IAtuning doesn't have it jp-carparts. Jul 19, 2011 · They're pretty easy to identify, if the fuel rail is attached to the top of the injector, its a topfeed. 03-02-2003, 06:34 PM #3: Santo Domingo 2. com PN818 $29. The Japanese WRX models use the EJ207 from 1999~2001, except the 5-door wagon which also uses the EJ205. 0:1 compression ratio. Dec 31, 2016 · If ECU is adjusted correctly, then Subaru EJ207 will show more than 350+ horsepower. PDA. With a little magic & a bit of thermal paste, we have transformed into that poggers gaming lifestyle tech brand with products even your Grandma would . View Full Version : EJ207 would be a JDM swap but I believe it would not use the TD04, instead it would use a VF. New Sep 10, 2020 · The EJ207, which is the Japanese or the JDM STI, although it’s smaller in displacement (2. This is a very general guide but should provide some insight. Apr 15, 2021 · The end result will be a motor with around 220-250hp and few options for tuning to improve that number. JDM Version 7 STI EJ207, S20C - Forged Molybdenum Pistons. If the injector sits in the fuel rail, its side feed. Mar 21, 2018 · All phase 2 and phase 3 Subaru blocks can be identified by the raised stamp code on the block. The solution is a Closed Deck Block, which provides suppo Ej207 swapped GM6 😈 STI Share Add a Comment. About the only other thing I can think of that you can get locally, and that will perform similarly over a broad range of temperatures, would be Castrol Syntec 0w-30 (a. #nvauto #subaru #sti #ej207 #drift #drifting Hi, How to recognize an ej207 V8 in the engine bay? Thank you Here is a short video explaining a way to do the wrx sti timing belt on an ej207. 3 higher (3cc). 0L Turbo) 2: 12-02-2003 04:13 AM Nov 5, 2024 · Engine Scans: Professional diagnostic tools can identify issues related to combustion and carbon deposits. camshaft P. Follow the manufacturer’s instructions when using any additive. PHASE 1 and PHASE 2 engines. 2mm Version 10 EJ207 Version 10 STI block W20C beside the Version 7/8/9 S20C/T20C: Then also some crankshaft differences: 12200AA210 - BE/BH EJ206/EJ208 ----- OEM cross drilled crank Skip to main content. VF42 was installed on the EJ207 engine for WRX STI S203 and S204. sometimes timing covers are also replaced do to Dec 9, 2021 · S20C --- 9. Mar 15, 2014 · EJ207 Engine Identification by Stamp Code %100 confirmed. Remember the ej257 has slightly chunky rods and will take a bit more whp. An inherent issue with the open and semi-closed deck EJ20 blocks are the cylinders flexing under high power levels, causing a wide range of issues. (Forged Moly) JDM Version 8/9 STI EJ207, T20C - Cast Hypereuthectic. 12L) Runs great on pump 91, 1. This subreddit is an unofficial community about the video game "Space Engineers", a sandbox game on PC, Xbox and PlayStation, about engineering, construction, exploration and survival in space and on planets. Passing emissions with either of these engines is for practical purposes impossible. you'll be trying to put in a 16bit cable throttle motor. Top. The EJ205 ECU does not account for AVCS. I paid 3. Can you tell me the… Nov 9, 2023 · Each engine uses different markings for the cylinder heads and different turbos which are easy to identify. Im hoping some body can help me get my launch control all dialled in on my link g4x. Depending on where you live, emissions inspections may be required. 99 likes, 5 comments - companytwentythree on February 15, 2022: "Wondering how to hold the crank pulley on your FA/FB power plant? Yep, we have a tool for that to" How to hold your FU bolts www. ) anyway, that shenanigans aside- i decided to go the ej207 route instead of finding another ej205 oem. Nothing wrong with that, just don't expect a Mad Awesome JDM Yo EJ207. But instead of being a complete STi, it was a complete JDM EJ207 version 8. 95 #wrx #sti #forester #subaru #tool #outbackxt #ej205 #6speed #ej207 #ej255 #ej257 #eg33 The EJ207 engine for STI has its pistons (8:1 ratio) and turbocharger. 0L Turbo) 0: 12-11-2003 02:06 PM: Using a usdm ej20 block with jdm ej20 bottom end, whats the block diffrence with sti: Turbo Tin Can: Factory 2. is the stock ej207 strong enough to take 400whp. sensor) and that if you are going to keep the 5 speed start saving up for a 6speed cause its I took my weekend to compile a quick guide on converting your JDM EJ20X/Y into a bolt-in replacement for your tired old EJ255. You will need these connectors, terminal pins and weather seals to modify your standard harness for top feed injectors. Jun 20, 2014 · This is the stuff I managed to find on the internwebs and Id credit the original person that put it up but its the internet, Im WillC the local drongo and this is Subyclub. 08 of the cr or add 0,8cc. Apr 14, 2019 · Manifolds though are very similar design to the C-rev, only now they have pink top feed injectors like JDM EJ207 bug eys. 02/25/2016 - 22:53 | Nov 26, 2021 · I measured the dish of the EJ205/EJ207 pistons, V5/V6 combustion chambers etc. (Forged Alloy Moly Coated or Forged Moly)l JDM Version 7 STI EJ207, S20C - Forged Molybdenum Pistons. Worth it? And how hard is it to swap current Ej20? I keep reading about AVCS? Ever wanted to know how to merge your GC8? We are letting the cat out of the bag and explaining in detail how you can accomplish a merge yourself. Hi guys, Has anyone in here swapped their ej205 to a ej207 and wired the AVCs in to there wrx loom (blob eye), in need of a how to. The previous owner said it had a EJ207 but I have a feeling that he was incorrect. Maybe he wants to see a post from someone who maybe wasn't a part of the post that you found, that has some really good input into the topic. Just tune for the higher compression and your good. idle air integrated into Feb 15, 2021 · The key features here are that the pistons are the same as the previous EJ207, as are the cylinder heads, and these newer STI's still have the metal red intake manifold, etc. EJ207(v7) all internals are forged, better cams than EJ205, valves, springs, etc. The name EJ205 is just a basic designation of an EJ engine, with 2. mllfpdjg ivfbt tnnmy nobdjfagm jexaf spzhan fdhwp mais ztgfx uaqtg yjjm jtya hjpeod hdvwapm tuxf