Fa20 vs ej20 reliability However, the VF20G certainly holds boost better up top than the VF48. The EJ20 replaced the old EA82 1. Mar 6, 2023 · Different generation, your FA20 ECU is only designed to handle Direct Injection while the EJ20X is a port injection. Unlike traditional currencies such as dollars, bitcoins are issued and managed without any central authority whatsoever: there is no government, company, or bank in charge of Bitcoin. Hyundai and Audi are already reporting carbon build up that leads to substantial power loss. The numbers are more in line with a stage 1 tune. 8-liter engine, bearing the designation EA82. These engines often don’t earn the best regards for reliability compared to lower performance Subaru engines. Aug 2, 2022 · However, there are still issues that might affect the reliability and overall lifespan of the machine, but it might be due to external factors such as age, mileage, and the standard wear and tear items. 0 mm stroke for a capacity of 1994 cc. This includes the current 2. However, it makes sense. We have pushed the Ex-Possum Bourne Hill Climb car in excess of 800HP Jul 9, 2020 · Equal Length vs Unequal Length Power Curves: Right off the bat we can see a significant decrease in torque and horsepower throughout 50% of the powerband, by changing nothing but the length of 2 of the exhaust runners. In my opinion DI is over hyped. The EJ20: A High-Revving Screamer. At just 7,000 rpm, the FA20 hits The 2. 0004-0. Yes the cars are the same but the early ECU's were known to kill cars and cause long term damage. Full catless setup, headers, etc. 5mm bore, however it uses the same length rod. With cylinder conditions on the edge of pre-ignition, spark plugs tend to erode faster than normal. 5L STI, but does not include the FA20 powered WRX / FXT. Oct 15, 2024 · Subaru’s basic 2-liter EJ20 opposition engine appeared under the hoods of cars in 1989. ). Very often we can hear knocking noise in the 4th cylinder. 5-liter engine from EJ series appeared in 1995. EJ20 vs FA20: Which engine is more tuner friendly? I hear that the EJ20 is getting discontinued and future WRXs and STIs will be powered by the FA20F engine. 0-liter engine, the FA20 DIT boasts dominant sports performance, which surpasses large-capacity turbo engines, and unbelievably low fuel consumption and low exhaust emissions from that power. Subaru EJ20/EJ25. 0-2. Nov 23, 2017 · Fa20 Vs Ej25 So I'm stuck in a crossroads right now, I have a 2009 Subaru wrx making good reliable power with plenty of torque. Nov 22, 2024 · This blog post will delve into the intricate details of the EJ20 vs EJ25 battle, providing a comprehensive analysis to help you make an informed decision. The problem is in chain tensioner. The maintenance-free timing chains and peripheral components are designed to withstand long periods. Featuring direct injection, high compression, four valves per cylinder, and variable valve timing for both intake and exhaust events, the FA20 showcases today's latest engine technologies. The EJ20 turbo engine is more reliable than 2. Previous. Mar 12, 2010 · An open deck block usually has better cylinder cooling characteristics lending itself to better reliability in a lower power application. There is no arguing that. I’ve read that, in comparison to a stock FA20, the K24 is a better engine for tuning the BRZ for power (handles boost better, more power potential NA, etc. 6:1 from 12. Since you will just need to buy a 3-inch aftermarket cat-back exhaust system, boost controller, cold air intake, and adjust the ECU. 4L, but he realized the cost of sleeves and tooling is more expensive than sourcing a used, or buying a new, FA24F block. IAG spec JE FSR pistons that are coated, and have Electro nickle plating on the ring lands, and thicker wrist pins are used. EJ255 vs EJ257: Short Block and Cylinder Head Differences; EJ255 vs EJ257: Turbos; EJ255 & EJ257: Internals; The EJ25's Reliability; EJ255 vs EJ257 Modding; EJ255 vs EJ257 Summary; Subaru EJ255/7 FAQ Sep 3, 2022 · All of them are turbocharged four-cylinder boxer engines with 2. This will be installed in my 2013 BRZ (using the 2015 wire harness, coils, sensors, etc) and run with an Ecutek tune. In Toyota's classification, this engine is called 4U-GSE. It powered Subaru’s BRZ and Toyota’s 86 in the form of a 4U-GSE machine. ) as opposed to just swapping in a K24? May 26, 2023 · 長らくスバルの競技用車両パワーユニットとして名声を博した水平対向4気筒2lのej20ターボ。市販車では1989年に登場した初代レガシィを皮切りに、初代インプレッサwrx、2代目（gdb型）＆3代目（grb型＆gvb型）インプレッサwrx sti、そして先代vab型wrx stiなど歴代スバルラリーウェポンの心臓部として . It tends to last the same as the engine Sep 10, 2020 · The FA20 released in 2015 in the WRX, specifically, has Subaru fans eager to see its potential when built up. Key Features and Specifications Comparison: WRX vs World. 5-liter turbo engine due to thicker sleeves and better cooling of a cylinder block. The 4 most common subaru fa20 engine problems & reliability . EJ25 STi crate short block, machined EJ20 heads, ARP studs, Cometic head gaskets, bolt ons and open source tuned. The EJ20 is a 2. Be sure to subscribe for future videos. Mar 22, 2021 · EJ20 (2,0L) 89-19 in various Impreza, Legacy, Forester etc chassis; EJ22 (2,2L) 95-01 Impreza & 90-99 Legacy; EJ25 (2,5L) 94-21 in various Impreza, Legacy, Forester etc chassis The FA engines The FA platform on it's side really is the newcomer in the Subaru world. Also model year would be good. You then don't need a tall (wide) block because you use a shorter stroke. I may Iove these crazy high horsepower cars but I don't plan on owning one anytime soon. The EJ257 platform has me second guessing. Despite being a 2. FB20 Engine Problems and Reliability. The EJ20 engine is more reliable than the EJ25 engine. previous Turbo Subarus. 2:06 - Engine Department 13:56 - Stage 122:32 - Stage 223:41 - Stage 2 Tuff26:57 - Stage Aug 14, 2021 · Same with the EJ20, though it has strong internals and reliable block can still be caught off guard of some issues. Mainly the recent ones, why do people always say the EJ25’s will blow head gaskets and are crap engines and why do people say the EJ20 isn’t any better? How good is the new FA20? May or may jot buy a new WRX or STI, I like the STI better but 🤷🏻‍♂️ The Subaru EJ20 is a 2. The issue I personally see with either platform are improper modifications. Mar 28, 2020 · Would a stage 3 Extreme, Trojan, or closed deck 2. Flat-four engines often have an unusual and exotic design, which can sometimes cause problems. The engine block features cast pistons with anti-friction skirt coating and asymmetrical, forged steel connecting rods. Jun 12, 2019 · This is used to turn a modern EJ20 or EJ25 into a closed-deck block. Is the Subaru WRX and WRX STI reliable? Yes and no. The reason is stuck rings. 5L has a 79mm stroke and 99. 7 V8 can be. Additionally, what about the bellhousing bolt pattern/transmission input shaft size and spacing. My tuner says that he hasn't put a stock block in a WRX but maybe 1:50 cars he's worked on and that IAG's will be marketable when looking to sell over a Feb 13, 2021 · However, perfect engines don’t exist and there are no exceptions to the rule here. You're likely going to spend $$$ in making the swap/conversion. Oct 2, 2015 · Utilizing a shallower oil pan and a shorter intake manifold, the FA20 engine sits even lower than Subaru’s EJ engine, giving the FR-S/BRZ optimal balance and a lower center of gravity. 0-liter flat four-cylinder boxer engine that has a 12. Aug 15, 2017 · I am looking for your input on the reliability of the IAG engines particularly the stage 1,2, 2 tuff and if it worth the extra $1000 for peace of mind over another OEM with stage 2 tune. The FA20 has a higher compression ratio and uses Toyota's direct fuel Oct 25, 2012 · The FA20 is the only motor that utilizes DI, the FB25 FB20 do not. Adding WHP/WTQ would be a good thing to add though. Dec 11, 2019 · The IAG Trojan Shortlbock was developed with reliability in mind for high power road racing application. Both engines have been used in a variety of Subaru models, including the Impreza, Legacy, and Forester. It makes me sad to talk about my issues with that engine series. Jan 17, 2022 · I don't even know what transmission you could bolt to the FB16 that can handle the power where it would make any sense vs just using the engine the transmission was made for (FA20/24 or EJ20/25). This is what I've come up with. Previously, we have published guides for both the EJ205 and FA24 engines, so make sure to give those a read. Are there any benefits to having a fully built FA20 from a brand like Crawford (forged internals, forged block, valvetrain work, etc. The engine became widespread in all major models of the brand. Overheating. The most I have seen a FA20 produce is 800hp, which is obviously plenty for most people, me included. Mar 13, 2019 · FA vs EJ - Stock Internals Comparison I am considering trading my unmodified 2017 WRX Limited for a WRX STI Limited. A pro tune would clean up those issues and make it more reliable long-term. The engine’s design allows for a spirited driving experience, with quick throttle response and strong mid-range performance. PICTURES HEREhttps://www. 0-liter boxer engine that made its debut in the first-generation WRX STI in 1994. FA20 vs FB20? Aftermarket parts compatibility? First. 0 L engines, while the FA24 is 2. ) Aug 23, 2022 · For many enthusiasts, the burgeoning questioning over the past few years has been: which is better, the FA20 or the EJ257? This guide will cover everything you need to know about both engines, and will look at design, reliability, and most importantly, performance and upgrades. Top Contributors this Month View All Apr 28, 2017 · FA20DIT is another name for the Turbo version of the FA20 platform, more specifically the FA20E and the FA20F. Feb 14, 2025 · The following points offer validation for the recommended engine swaps, showcasing their performance, reliability, and community support. -Steve May 3, 2020 · We would like to show you a description here but the site won’t allow us. While the EJ motors remain sensitive to knock conditions and tuners do everything in their power to prevent detonation, the FA motors are even more sensitive and the challenges of direct injection have made avoiding knock much harder. 0L FA20 Info. The amount you’d have to spend on the back end of the drive train to hit 900 vs 5-600 hp should save a little and having something very fun but not downright hellacious with room to grow seems like what you’re after. Initial results from Club DSPORT’s ongoing FA20 engine development program make a strong argument to stop the swap. We offer full after-sales support through our in house tuning services. subi-p The EJ20 has a Long History of Successful Engine Types. Jan 23, 2012 · WRX EJ20 rods vs NA rods EJ20, EJ18 Jump to Latest Follow 3K views 7 replies 5 participants last post by hun1er Jan 27, 2012 EZ30 Engine Problems and Reliability. If oil consumption ever picks up or gets crazy with my 2014, I'll change oil with the least expensive 5w30 I can find, and top up with inexpensive whatever. The USDM sti 2. In addition, the bore and stroke are exactly square at 86x86mm compared to the undersquare FB20 84x90mm. 2. The VF48 baseline numbers are quite low given the mods. Premium fuel (91 AKI) is recommended. You're on Page 1 of 5. Jul 16, 2021 · The entire IAG Performance EJ25 Series engine lineup in full detail. Thing shot flames at every shift when on it. Feb 10, 2024 · The 2. Both have issues. EJ25 is the biggest engine among other EJ engines - EJ15, EJ16, EJ18, EJ20, and EJ22. Turbocharged FA20 Targeted for 270hp. It is very close to the Stage 2. FA20 has a different block that incorporates both direct and port injection. 0-liter FA20 was built off of the block used by the FB20 but with new pistons, rods, and a new crankshaft. Subaru 2. The 25's are a wider diameter. CNC Closed Deck Modification EJ25 CNC Closed Deck Modification EJ20 Extreme power EJ20 and EJ25 are based on Closed deck blocks. 5 Mar 6, 2023 · Different generation, your FA20 ECU is only designed to handle Direct Injection while the EJ20X is a port injection. It is fair to say that the FA20 DIT offers the performance of a truly next-generation sports machine. Nov 7, 2021 · The Subaru EJ20 and EJ25 engines are two of the most popular engines used in Subaru vehicles. Yet, still a concern and a "weak point". It's more fuel efficient as well. 0-liter flat-four (boxer) engines that have powered a variety of Subaru models over the years. Next. facebook. This same length rod combined with a longer stroke equates to a worse rod ratio. It is an open deck aluminum cylinder block with cast-in iron cylinder liners. These guys are known for their outstanding balance of torque and aggressive power. Check out the condition of radiator and coolant level. Don't forget to hit the bell icon for notifications. 1-liter FA20 on pump E85 with the manners of a stock engine? Jan 1, 2013 · FB20 interchangability with EJ20? Does anybody happen to know if the FB20 us using either the same, or an interchangeable motor mount with the EJ series of engines. 9 psi turbo boost, vs. You can split most EJ engines into two groups, pre-1998 and post-1998. 0 mm bores – with cast iron dry-type cylinder liners – and a 75. This compact, all-aluminum, 2. Oil consumption. Feb 1, 2022 · Found in: 2006-2014 Subaru Impreza WRX, 2004-2013 Subaru Forester XT, 2005-2012 Subaru Legacy GT, 2005-2009 Subaru Outback XT, 2004-2006 Subaru Baja Turbo, 2006 Saab 9-2x Aero 2006 was a big year Dec 31, 2016 · Since 2012 turbo EJ20 was being replaced by 2. Apr 9, 2020 · Hey guys! Looking for some of your insights here - i am planning on buying a separate motor, to build up properly. High fuel consumption May 1, 2019 · We have done it many times with our customer’s builds. Despite their fabulosity, EJ motors aren’t perfect and have some problems, so let’s discuss them. Aug 14, 2021 · You are fortunate if you get your hands on an already turbocharged FA20 like the FA20 DIT because it will be easy for you to increase the engine’s power production. The STI ej25 has a vf39 turbo the WRX has a TDO4. Sep 29, 2015 · If the Toyota 4AG is a firecracker, the Subaru/Toyota FA20 is a stick of dynamite. It requires the replacing chain tensioner and chains entirely. The FB20 was designed with economy in mind and features many technologies that allowed Subaru to improve their fuel efficiency. 5 L of displacement. It is better to replace the stock radiator with an aluminum high-performance product. For many years, literally until 2010, the EJ20 engine became the main powertrain for most Subaru models. Find EJ20/EJ25/FA20 Short Blocks, Cranks, Rods, Pistons, Bearings, Cases, and more. Apr 28, 2017 · FA20DIT is another name for the Turbo version of the FA20 platform, more specifically the FA20E and the FA20F. Nov 4, 2022 · The fa20f is by far the more reliable engine overall. The still Flat 4 H4 engine first appeared in the North American market in the Aug 14, 2021 · The FA20 engine is the new engine produced by the collaboration of two automakers – Subaru and Toyota. 0-liter boxer engine delivers performance through efficiency. Compression ratio for the turbo engine falls to 10. And choosing the platform to start, i am curious what are core differences between JDM and USDM. 0045" clearance for the main thrust. 17. 15yr/150K mile PZEV emission warranty be [censored]. Confirmed for Next Gen WRX by Check Details The 4 Most Common Subaru FA20 Engine Problems & Reliability Check Details TOMEI POWERED Dissects the FA20 | Flat Four Check Details Oct 24, 2019 · Traditionally, rather than have a lot of aluminium casting in the block, you'd mill it all away and fit a bigger piston. Go. According to Car and Driver, the EJ20 and EJ25 engines have powered some of the most successful Subaru models, including the WRX and STI, known for their rally heritage. Jump to Latest Follow 81 - 89 of 89 Posts. EJ20) EJ25 Jan 28, 2024 · The EJ20 is a 2. Increasing A Boxer’s Potential. com/MRTperformance/photos/?tab=album&album_id=10155340790958709INFORMATIONIn this video Brett explains the internal differe Shop IAG for Short Blocks and Engine Internals that fit your Subaru WRX STI. EJ255 vs EJ257: Short Block and Cylinder Head Differences; EJ255 vs EJ257: Turbos; EJ255 & EJ257: Internals; The EJ25's Reliability; EJ255 vs EJ257 Modding; EJ255 vs EJ257 Summary; Subaru EJ255/7 FAQ The FA20F/FA20DIT is built around the stock NA FA20 block. With that said, in terms of reliability, durability, power gain, tuning potential and overall tuner friendliness(I hope this all makes sense), which is the better engine? Mar 26, 2016 · The FB20 can be found in the Subaru XV, the Impreza and the JDM Forester and the as the FB20B which has 148 Hp and 196 Nm. 5 block, but it has some key additions. A direct injection-only turbo variant of the FA20, the FA20F, was introduced in late 2012 with the 2012 Legacy GT (for the Japanese market) and in the United States, the 2014 model year Subaru Forester. GTI SE - Reliability. EJ22 engine Problems and Reliability. However, the EJ25 engine is known to have head gasket issues that can be quite expensive to repair. 5:1 for the FA20D. 5-liter engine. Mar 21, 2021 · Subaru WRX Reliability. Brewed Motorsports proudly offers all of the best ECU tuning solutions for the WRX/STI using the EJ20, EJ25, FA20 and FA24 engines. This is not new to the engines because others experience this too. Eclipsing the 400 lb-ft torque level with repeatability and reliability requires fortification of the rotating assembly. Pm's welcome as well. I'll let someone else go over the EJ25 weak points. Glad to hear you’re loving it too! Jul 24, 2012 · FA20 vs EJ20 crankshaft Engine, Exhaust, Transmission FA20 vs EJ20 crankshaft - Toyota GR86, 86, FR-S and Subaru BRZ Forum & Owners Community - FT86CLUB follow ft86club on our blog , twitter or facebook . 5 give me the same theoretical reliability at those power levels? I know there are too many variables here to consider. This two-liter version laid down the history of the EJ series. The Subaru 2. This would lead more to quality breakdowns and bad batch parts/etc than it would real reliability. Even the exhaust is directed differently. Let’s get started! Dec 28, 2021 · I wouldn't say the FA20 is any more reliable than the EJ25, only that the EJ has been around a LOT longer and most EJ motors tend to be older. With that said, what is it with the design of the EJ engine block that allows it to handle 1000hp but the FA20 engine block seemingly can't? The factory header for most US market turbo EJ20 / EJ25 Subarus including the WRX, STI, FXT (Forester XT), LGT (Legacy GT), Baja Turbo, and Outback XT are unequal length. The engine may consume oil even from the first miles. 0 XT. Possum Bourne Motorsport offers this Close-Decking service for NZD$1390+GST. A closed deck gives up cooling capacity for the ability to maintain high amounts of power. 3. Naturally aspirated cars have a really badly designed, but quasi-equal-length, manifold. The Single Overhead Camshaft (SOHC) variant of the EJ20, produced between 1999 and 2002, is particularly noteworthy for its balance of performance, fuel efficiency, and reliability. What are our top 5 mods to improve your WR Reliability and Maintenance; Both engine blocks are reliable and have maintenance needs. EJ204 block and crankcase. I'm hoping I can get answers based on experiences of if I would have spent more $ here/there this may not have happened. No, this isn't a post about getting more power, it is one for understanding the basic needs of this motor vs. As the FB20 replaced the EJ20, so the FB25 did for the EJ25s in Legacys and Foresters. Feb 14, 2024 · Facts ! fa20 vs. Everyone That Says There Are Problems With The 2015+ Subaru WRX Is WRONGThe 2015+ Subaru WRX with the FA20 motor is not only extremely reliable and hearty, b Mar 12, 2014 · I looked in to swapping in an older sti engine possibly a ej20, but everyone says it is not worth it and would cost way too much. Jan 2, 2014 · Also, the WRX engine delivers peak torque from 2,000-5,200 rpm vs. The EJ family was used in nearly every single Subaru product since 1989 and Subaru still use them in the Impreza WRX STi. With that said, what is it with the design of the EJ engine block that allows it to handle 1000hp but the FA20 engine block seemingly can't? Reliability and Maintenance; Both engine blocks are reliable and have maintenance needs. Feb 10, 2024 · Japanese automaker Subaru is known for its reliability. Sep 11, 2016 · The EJ engine is entirely wasteful, which is why power is easily obtainable with simple bolt-ons. com/B2B or click the link to receive a special offer on Keeps hair loss treatments. The FA is much smoother, but is not without faults. Jul 6, 2017 · 一番インパクトが大きいのが、FA20 DITからEJ20ターボになることです。 ということで、性能曲線からエンジンの特性を比較してみました。 意外にも見えてきたのがEJ20ターボのパワーバンドの広さでした。 FA20 DIT 【トルク】 2000rpm〜4800rpm We would like to show you a description here but the site won’t allow us. 0012" clearance on the main and 0. . Nov 9, 2023 · Subaru EJ255 vs EJ257 History; Subaru EJ25 Specs; EJ255/7 Equipped Vehicles; Subaru EJ255 & EJ257: Similarities and Differences. In this guide, I discuss these engine problems along with symptoms, fixes, and overall reliability. Right, note the unusual orientation of the stock FA20 connecting rods. 1. Lets Check the difference between the FA20 and the EJ20SUBI-PERFORMANCE CLOTHING : https://www. Common FA20 Engine Problems. 0012-0. over 100k miles but have yet to see a 350whp stock engine EJ do so (Type RA might change that though). WRX vs World. The EJ engine has been produced in over 20 variants since 1989, which means two things. FA20 NA blocks can house up to 300whp/360bhp, and FA20 DIT blocks match the EJ25 at 400whp/480bhp. Mar 12, 2007 · I wanted to gather some thoughts on what people consider to be the best way to clearance the main bearings on our cranks. Go to #1 05-30-2012 10:56 AM by monkeyracer. LOL. Equal Length vs Unequal Length Excel Data: Nov 4, 2021 · Plan is to build using the FA24 short-block with FA20 heads, similar to the EJ20/25 hybrid builds done on the older WRX's. Even though these motors have only 2 liters instead of 2. How does over 560 wheel horsepower at 6,500 RPM and over 475 ft-lbs of torque at 5,750RPM sound from a turbocharged 2. It's a fun great car and I love it it was a dream of mine for years before I got it, but now I'm getting a little upset with the headaches it's starting to give me and am ready to move up to the new ones I'm looking For reliability FA is better than the EJ, out the gate the FA had a better track record than the EJ did for a long time and I've seen lots of 350 WHP FAs do. Both groups include naturally aspirated, and turbocharged variants. Having owned both EJ (2010) and FB (2018) Foresters I would go with the FB but avoid non-turbo model years 2011-2014/2015 (CVT/MT) as those were the model years involved in the oil consumption settlement. Sep 3, 2022 · All of them are turbocharged four-cylinder boxer engines with 2. Aug 4, 2006 · The EJ20 has a 75mm stroke and 92mm bore, the rod length is 130. 0 XT engine. 8-liter engine and became the primary engine option for many Subaru models for a long time. 4mm long. What is up engine heads! Today it's time for the first ever boxer engine on Iconic engines!And of course we're starting out with Subaru's mainstay engine, th Jan 6, 2017 · Long term reliability can't be taken into account in 2 years. The factory calls for a tight 0. I understand that USDM is larger engine, and JDM has forged bottom, and JDM is Nov 18, 2018 · We still hear the comment "Subaru engines haven't changed in 20 years" from time to time, so here's an interesting look at some of the differences between th Jan 23, 2008 · EJ20 heads can be bolted on a EJ25 or vice versa. Oct 15, 2013 · My 2012 Legacy CVT w/ EJ20 rattled on cold start too, but never consumed any noticeable amount in ~7500mi OCIs with 5w30. 5 L. It would honestly be harder and more money to make big power from your N/A 1. Expect problems and solutions for all 3 engines. There are plenty of options to suit your requirements, and depending on the model they can be plentiful and affordable. The fa20 on the 15-21 wrx has a horrible stock tune and has bad revhang and also the power curve is not even and smooth. EJ20 knocking sound. Both engines are horizontally opposed four-cylinder engines, but the EJ20 is a 2. Sep 14, 2024 · The turbocharged EJ20 variants, such as those found in the WRX, offer impressive power output and acceleration, making it a favorite among enthusiasts and racers. With frequent oil changes, and no stupidity (not going full boost in 5th or 6th from low RPMs, etc) has the EJ typically been reliable? 2. Subaru EJ20 engine problems and malfunctions. Like the EJ202, the Subaru EJ204 engine had an aluminium alloy block with 92. Even with the more efficient variations, like the 207, it is best compared to a tractor engine. As a result, they were often given a third number or letter designation that denotes the engine’s options. Jul 3, 2024 · The EJ20 engine family is a series of 2. 0-liter engine while the EJ25 is a 2. Timing chain noises. Jul 9, 2020 · Equal Length vs Unequal Length Power Curves: Right off the bat we can see a significant decrease in torque and horsepower throughout 50% of the powerband, by changing nothing but the length of 2 of the exhaust runners. The beefier drivetrain plus its hydraulic steering are tempting. Besides not having May 3, 2021 · スバルオーナーに限らず、そのポテンシャルと味わい深いフィーリングで名実ともに名機と呼ばれるej20エンジン。その後継ともいうべき、新世代水平対向エンジンのスポーツユニットとして登場したのがfa20 ditエンジンだ。 Today’s Subaru WRX & STI owners are spoiled for choice when it comes to ECU tuning options. May 2, 2016 · We have 2 model years of FA20DIT (not including Forester which probably isn't driven hard by most), and like 12 or more of EJ, so obviously more complaints on the EJ. The EJ22 is probably the most reliable Subaru engine with a very bulletproof block. Mar 30, 2022 · For this Question of the Week, Jon and Nigel sit down to answer a question that we received from a number of you. I don’t think he is doing a swap. The Subaru WRX STI is getting a new engine in 2022 and May 7, 2023 · Please Like, Comment, and Share. WRX vrs. Anyway, you can hear a knocking noise in EJ20 coming from the fourth cylinder. Properly maintained, either should live a good life. The FA20 is prone to some reliability problems including carbon build-up, connecting rods, and valve springs. With that comes a requirement of deeper understanding for this engine, or you will blow it up. Last. The engine life is more than 250,000-300,000 miles. EJ20 Turbo Engine Problems and Reliability. We've built EJ engines, we've built FA engines; so how do they compare and which should you build?Guess what? We sell parts and MotoIQ merchandise! Now you c May 29, 2018 · It’s a Keeper. 1 psi in the Forester 2. Sep 10, 2023 · FA24 is a far more modern engine, with lessons learned from the FA20. They flow better then any of the K24. The pistons are obviously different. The EJ is a good engine, but the fa20f edges it out. I want some info on Subaru’s WRX and STI engines. “It is a completely different design than the EJ, although it still remains an opposing four cylinder,” Anning says. Aug 5, 2022 · The IAG Performance 1/2 Inch Head Stud Set is manufactured by ARP and is compatible with Subaru high horsepower EJ25, FA20, and FA20 DIT engines. Lots of fun. If reliability and maintenance are major concerns, it is better to settle for the EJ20 engine. The FA20 was named one of Ward's AutoWorld's Aug 14, 2021 · You are fortunate if you get your hands on an already turbocharged FA20 like the FA20 DIT because it will be easy for you to increase the engine’s power production. Used in the Subaru BRZ, the FA20D is a 2. The changes allow the WRX to develop its peak power using 15. Reliability and Maintenance (EJ25 vs. Go to Page. The still Flat 4 H4 engine first appeared in the North American market in the A direct injection-only turbo variant of the FA20, the FA20F, was introduced in late 2012 with the 2012 Legacy GT (for the Japanese market) and in the United States, the 2014 model year Subaru Forester. Love me my ej25 Reply reply [deleted] • Compared to the ej20 or ej25, how hard is it to Apr 11, 2023 · Left, a factory piston has reached its critical limits blowing a chunk out of the skirt. On the other hand the FB20X is used in the Impreza XV Hybrid which Oct 8, 2017 · Subaru introduced the FB20 in 2010 as a replacement for the very outdated EJ engine family. The EJ20 is a Subaru engine produced between 1989 and 2015 and featured in several of its most legendary models. 2014 was the first year of the FA engine for turbos. Due to the larger size of the head studs, a greater load can be placed on the fasteners and in turn it aids in preventing cylinder heads from lifting in race applications. Jun 2, 2024 · Please Like, Comment, and Share. 0-liter boxer engine, meaning the pistons travel out and in horizontally relative to the crankshaft rather than up and down as they would in a typical inline engine setup. That is very common for turbocharged EJ20. Sep 24, 2021 · 2011 was the first year of the FB engine unless a turbo. Subaru has used the FA20 engine in the first generation of the light and sporty Subaru BRZ coupe model. YouTube has changed what they s Feb 26, 2020 · A couple things that I notice from the VF48 vs VF20G dyno comparison: The VF48 was only tuned to ~18 psi whereas the VF20G was above 20 psi. Performance Metrics 1. Bitcoin is the currency of the Internet: a distributed, worldwide, decentralized digital money. 0-liter four-cylinder, gasoline boxer engine that firstly appeared in 1989 under the hood of Subaru Legacy. YouTube has changed what they s Aug 2, 2020 · FA20 vs FA24 Engine, Exhaust, Transmission. 0 liter FA20 engine while naturally aspirated EJ20 were replaced by FB20. If you have an FA20 NA engine (BRZ/FR-S/GT86/86), you can swap out your rods which are terrible and fail easy, to the FA20 DIT rods that come in the 2015 and newer WRX’s. The EJ20, EJ205, and FA20 are all 2. May 13, 2020 · The big advantage of the K20A, A2, Z1, Z3, Z4 are their heads. Top Contributors this Month View All As a toyota tech that did a short block build for a fa20, I cringed a bit. I believe the wrist pins are the same. Of course you are right BlueES1, the better overall power is delivered by bigger displacement. Here are some of the most common issues: A high oil consumption is a widespread and well-known problem with the FB20. Equal Length vs Unequal Length Excel Data: Mar 22, 2021 · EJ20 (2,0L) 89-19 in various Impreza, Legacy, Forester etc chassis; EJ22 (2,2L) 95-01 Impreza & 90-99 Legacy; EJ25 (2,5L) 94-21 in various Impreza, Legacy, Forester etc chassis The FA engines The FA platform on it's side really is the newcomer in the Subaru world. The EJ engine block would have been designed when an i386 was running the FEA. This is why Vs & boxers are traditionally very oversquare & compact. That motor should be easier to swap and is much, much more modifiable. See the GM LS for how tiny a 5. This engine uses the similar EJ20 cylinder block which differs by the bigger bore (99. Page 1 of 5. Just because it’ll go higher doesn’t mean it needs to and gives you peace of mind that you aren’t pushing it. So it's not just the engine and ECU and wiring harness that needs swapping. 6". 5, they have a greater power potential then the outgoing motor. It is highly recommended to use high-quality engine oil and fuel. The pictures above are good illustrations of this. I am planning to sell my fb20 (8200 miles or so) and buy a fa20. Carbon build-up Sep 8, 2022 · There are a lot of differences between the engines despite the identical displacement. Performance cars and turbocharged engines are generally a little more demanding. First is the engine knocking sound. ) as opposed to just swapping in a K24? Feb 14, 2025 · The following points offer validation for the recommended engine swaps, showcasing their performance, reliability, and community support. It debuted on the Legacy and was the successor to the old 1. Unfortunately, the FB20 is not an exception. The entire fuel system due to much higher fuel pressure required from your FA20 is not needed by the EJ20X. The FA20 has thinner rod bearings - not necessarily a bad thing given what the FA20 is supposed to be used for. I can’t stand driving my 21 WRX after spending some time driving the 22s, the FA24 is soooo much more refined than the FA20 it’s quite remarkable. 2,000-4,800 rpm for the Forester 2. Right out the box at least 300 cfm@0. ej20 l toyota gt86/subaru brz turbo project l part 1 l. 1 5 of 5 Go to page. Subaru’s EJ series engine was first introduced in 1989, and became the most commonly used engine in the Legacy and Impreza in the early ‘90s. I know everybody only saw the 3hp bump and immediately wrote it off, but the power band is so smooth and there’s no more torque dip. The march of progress is more turbid for small manufacturers like Subaru. Port Injection engines fuel rail are below 100 PSI, whereas the Direct Injection of the FA20DIT is easily > 1000 PSI. the STI turbo can be bolted on the wrx for more power. The transmissions are not the same. The STI up pipe will directly bolt into the EJ20. Jun 30, 2020 · Go to https://keeps. Oct 19, 2019 · We Start a new Project 500HP Subaru BRZ / Toyota GT86. He wants to bore out/resleeve the FA20D block to 2. Sep 17, 2024 · In this article, we will break down the differences between the long-reigning Subaru EJ series engine and its modern successor, the FA series engine. 5 mm) and stroke (79 mm instead 75 mm). There are many cases when these engines run more than 500,000 miles mileage without serious problems. 5:1 compression ratio and a power output of 200 horsepower at We would like to show you a description here but the site won’t allow us. 0-liter, four-cylinder, non-turbo engine, FA20, or FA20D, is the result of a joint project between Subaru and Toyota. 6 than it would be to do a complete custom build with the FA20 and wrx Dec 31, 2022 · The EJ20 is a port injection engine whereas the FA20DIT is a Direct Injection engine. Swap in a fa20 from the Scion Frs/ Subaru BRZ. 4 L and the EJ255 is 2. yavql qpjmzn dskqar lecly ria llc vyh vciv ney ckaiht