How much HP can a EJ25 handle?

How much HP can a 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.

Are STI internals forged?

Forged, made with the strongest steel available in the industry: 4340 chrome-moly.

How much HP can you get out of an STI?

The Subaru WRX STi is a fantastic package with solid Brembo brakes, a high-performance suspension, and around 300 turbocharged horsepower being put to the ground with pure all-wheel-drive traction.

Does the EJ257 have forged internals?

No usdm pistons and rods are forged. It has been debated to which jdm ones are. It can be safe to say that the ver7 is. Even if the ej257 was the bore is completely different than the ej205.

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.

Is EJ207 forged?

EJ257 and EJ255 are hypereutectic cast as are V8 and later EJ207 pistons. Only V7 STi pistons are forged.

How reliable is STI?

The Subaru WRX STI Reliability Rating is 2.5 out of 5.0, which ranks it 36th out of 36 for compact cars. The average annual repair cost is $758 which means it has average ownership costs.

How fast can a WRX Sti go?

How Fast Can The Subaru WRX STI Go? The Subaru WRX STI has a top speed of 155 mph, which is pretty standard among sports cars, and puts it in line with the Volkswagen Golf R, which tops out at the same 155 mph.

Does the 2015 STI have forged internals?

Registered. AFAIK no model STI has had forged internals.

Is EJ255 a good engine?

It’s a strong engine from the factory producing 210-265 horsepower. EJ255 engines are also well known for responding well to tuning and mods. The EJ255 really is a solid overall engine.

How old is the EJ25?

The 2.5-liter engine from EJ series appeared in 1995. EJ25 is the biggest engine among other EJ engines – EJ15, EJ16, EJ18, EJ20, and EJ22. The engine became widespread in all major models of the brand.

What are the internals of a Subaru EJ25?

This ARP head stud set fits all late-model Subaru EJ20 2.0L, EJ22 2.2L, and EJ25 2.5L powerplants. Finish off that engine rebuild with these race proven head studs. Set of… TR Subaru EJ25/EJ20 Timing Belt Guide Sold Out – $50.00 Starting at $9 /mo with Affirm. Prequalify now

Are there any problems with the EJ25 engine?

In 2011 naturally aspirated EJ25 was replaced with FB25, and turbocharged EJ25 with FA20DIT. The main problems of EJ25 are high oil consumption, oil leak, knocking. EJ20 engine has similar problems. HERE you can learn in details about them their reliability.

What kind of compression ratio does Subaru EJ255 have?

Subaru EJ255 engine was applied for Forester, Impreza WRX and Legacy (2004-2005). This turbocharged motor had semi-closed deck block, DOHC heads and variable valve timing system AVCS on intake cams. The compression ratio was reduced to 8.4 on EJ255 and TD04L turbocharger was applied.

What are the problems with a Subaru EJ?

The Subaru air pump system is one of the most problematic parts of the late-model EJ motor cars. The solenoids often seize up and fail, throwing “check engine” lights and… Subaru OEM EJ Block O Ring Set $32.00