Is the 2006 WRX STI turbocharged?
The Impreza WRX STI is powered by a turbocharged and intercooled 2.5-liter DOHC boxer engine producing 300 horsepower at 6,000 rpm and 300 lb-ft of peak torque at 4,000 rpm. Teamed exclusively to a 6-speed manual transmission, the engine can propel the WRX STI from zero-to-60 mph in under five seconds.
What year STI has the EJ25?
2006
The EJ25 debuted in 2005, in the Model Year 2006 WRX STI.
Is the EJ25 a good engine?
As is the case with most performance engines, the Subaru EJ25 is nowhere near perfect and has its fair share of issues. With all of its imperfections studied and properly sorted out however, the EJ25 can prove to be a reliable engine to enjoy performance driving with.
What engine does an STI have?
The Subaru WRX STI runs on a 2.5L turbocharged 4-cylinder SUBARU BOXER® engine that can reach up to 310 horsepower and 290 lb-ft of torque. Working alongside this engine you’ll have a close-ratio 6-speed manual transmission.
What is a EJ205 engine?
Subaru’s EJ205 was a 2.0-litre horizontally-opposed (or ‘boxer’) four-cylinder turbocharged petrol engine. In Australia, the EJ205 was available in the SF. II Forester GT from August 1998 and the GC. II/GM. II Impreza WRX from September 1998.
What engine does a 06 STi have?
2.5 L 4-cylinder2006 Subaru Impreza WRX STI / Engine
What’s the difference between EJ255 and EJ257?
The only difference between them was the turbo and intercooler set-up, and the tuning of the ECU.
What Subarus have the EJ255?
The 2.5L EJ255 Subaru engine is in the following cars: 2006-2014 Impreza (WRX) 2004-2013 Forester XT. 2005-2012 Legacy GT.
How much HP can EJ25 handle?
300 whp: The EJ20/EJ25 engines can handle 300 whp maximum with stock internals with no further modifications other than a proper fuel management tune.
What car has a EJ25 engine?
The new WRX STI S209 has the most powerful iteration of Subaru’s venerable 2.5-liter boxer yet. It’s not the last one. When Subaru announced it was bringing an S-series WRX STI to the US for the first time, we wondered what engine would power it.
What is a EJ25 engine?
Engine Subaru EJ25
The EJ25 engine, which had a displacement of 2.5 liters, was released by Subaru in 1994. This engine block was identical to the EJ20 engine block – it was made of aluminum alloy and had a height of 201 mm.
What car has a EJ20 engine?
The Subaru EJ engine is a series of four-stroke automotive engines manufactured by Subaru. They were introduced in 1989, intended to succeed the previous Subaru EA engine.
…
| Subaru EJ engine | |
|---|---|
| Manufacturer | Subaru |
| Production | 1988–2021 (EJ20) |
| Layout | |
| Configuration | Flat-four |
How much HP does a JDM EJ205 have?
Subaru EJ205 Engine Specs
| Engine | Subaru EJ205 |
|---|---|
| Compression Ratio | 8.0 : 1 |
| Valvetrain Layout | DOHC, 4 valves per cylinder |
| Block/Head Material | Aluminum |
| Horsepower | 227 hp |
How much HP does a 2006 WRX STi have?
300 hp2006 Subaru Impreza WRX / Horsepower
What EJ engine is in a 2006 WRX?
EJ255
After 2001, all WRXs used the EJ205, until 2006 when the USDM WRX model changed engines to the EJ255.
How much power can a EJ257 handle?
400 whp
They will hold up to 400 whp (again as shown in our PPIHC car), but if you want to push up to or beyond that power level, a set of aftermarket H-Beam rods would be recommended.
Is EJ255 same as EJ257?
In the US, the only car that has an engine designated as an EJ257 is the STI. All of the other 2.5 liter turbo EJ series engines are designated EJ255.
What is the most reliable EJ motor?
Most would say the ej207. Ej257/55 make more torque and can spin a turbo up slightly faster, at least comparing stock to stock. My recommendation would be find a WRX donor, and get it working completely stock.
What’s the difference between ej255 and EJ257?
What cars have the EJ257?
EJ257 engines are in the following models:
- 2004-2007 Impreza WRX STi (300hp)
- 2008-2018 Impreza WRX STI (305hp)
- 2019-current WRX STI (310hp)
- 2019 STI S209 (341hp)
- 2005-current Impreza WRX STi (276hp, non-US models)
- 2004-2005 Forester XT (210hp)
- 2005-2006 Legacy GT / Outback XT (250hp)
Is a EJ255 a STI?
How much HP can a EJ20 handle?
300 whp
300 whp: The EJ20/EJ25 engines can handle 300 whp maximum with stock internals with no further modifications other than a proper fuel management tune.
When did Subaru stop using EJ20?
March 2020
The company announced it will stop producing the EJ20 by the end of March 2020.
How long do EJ engines last?
At 100k+ once the head gaskets (timing belt etc.) have been replaced and that mess has been fixed, the thing is basically good for another 100-200k. The biggest problems for gaskets is the EJ25D for internal leaks after 60k, while the EJ251 has external leaks after 150k or so.
Is the EJ205 Turbo?
Introduction. Subaru’s EJ205 was a 2.0-litre horizontally-opposed (or ‘boxer’) four-cylinder turbocharged petrol engine.