How much horsepower can you get out of a EJ20?
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.
Does the EJ20 have a turbo?
EJ20 is a 2.0L 4-cylinder, petrol boxer engine that appeared first under the bonnet of Subaru Legacy. EJ20 became a popular engine due to its turbocharged models. EJ20G turbocharged was the first engine to use oil nozzles, low compression pistons, a closed deck block, and two DOHC heads with two camshafts.
What car has the EJ20 engine?
Subaru WRX STI
In the U.S., the only vehicle powered currently by the EJ engine is the Subaru WRX STI, which uses a 2.5-liter turbocharged flat-four with 310 hp and 290 lb-ft of torque paired to a six-speed manual.
What Turbo does a EJ20 have?
The Legacy GT, the EJ20X engine was fitted with a twin-scroll IHI VF38 turbocharger; the EJ20Y engine, however, had a larger twin-scroll Mitsubishi TD04 HLA 19T turbocharger.
How long do EJ20 engines last?
In terms of reliability, owners of the naturally aspirated should be ecstatic since their engines are more reliable and have a longer life than the turbocharged ones; they can last more than 150,000 miles. The engines of the Impreza WRX and STI should be overhauled every 60,000 miles.
What did the EJ20 come in?
The EJ20 was introduced in the Subaru Legacy in 1989, and has since gone on to power some of the company’s most iconic street and racing machines, including the Japanese-market STI, which will be its last hurrah.
Is EJ205 the same as EJ20?
Impreza WRX EJ205 engine turbochargers are TD04 (1.0 bar). The EJ205 engine for Impreza II was equipped with variable valve timing system AVCS on intake camshafts and TGV system (Tumble generator valves) in the intake manifold for reducing emissions. The new 2.0-liter FA20DIT engine replaced turbocharged EJ20 engines.
What kind of engine does a Subaru EJ20 have?
The Subaru EJ20 is a boxer configuration engine and sounds fantastic, it still rates as one of my all time favorite engines. EJ20’s offer very good returns when tuned and with carefully chosen sports mods like a remap, turbo upgrades and camshafts you will certainly enhance your driving enjoyment.
Why does the EJ20 engine run leaner at high RPM?
As some of you may or may not know in Subaru engines (particularly early model Ej20’s) cylinder #2 is prone to run leaner under high boost and RPM applications than the other cylinders in the engine. This is due to the design limitation of the Stock fuel system. This results in cylinder #2 being starved of fuel.
How does twin scroll turbo work on Subaru EJ20?
Twin scroll turbo units divert the exhaust gases into 2 channels and push these at differently angled vanes in the turbo charger. They also improve the scavenging effect of the engine.
What are the air sensors on a Subaru EJ20?
You’ll commonly see there is a limit in the air flow sensor MAP/MAF/AFM on the EJ20 when considerably more air is being drawn into the engine. You’ll see that 4 bar air sensors coping with quite large power gains, whereas the OEM air sensor sapped bhp and torque at a much lower level.