TONMAX ENGINES is among South Africa's foremost sellers and suppliers of used imported and native engines and gearboxes.
Purchasing a utilized motor is kinda iffy sometimes and rather slightly dangerous, but not at JJH Engines! I bought an EJ20 Impreza for my swap task.. Once i began to change my engine pieces to the new utilised motor I wasn’t happy, so I named JJH and questioned if I could swap the motor for a different one particular.
Just after setting up these general performance pieces, you need to configure the ECU, and this will bring about a 350 HP attain.
Subaru introduced these engines as both equally The natural way aspirated and turbocharged variants and ability ranged from 96hp to 320hp.
A power improve of about 20 to 40hp may be received by remapping the autos Using the EJ20K engines.
The turbo inlet has one particular much less relationship in it and probably is of a bigger diameter when compared to the USDM, within the manufacturing facility.
Cylinder 4 is a potential weak place, It's not at all cooled as efficiently as other cylinders and may operate much hotter. It's going to bring about complications for instance a knocking sounds intially on chilly commences after which you can will worsen to be there all the time.
The EJ25 engine used exactly the same aluminum cylinder block with dry cast-iron sleeves placed on the EJ20 engine.T
Properly, probably apart from The very fact it can keep on being a Japan-only affair. You will find a lot more alterations than fulfills the eye as Subaru has also tweaked the engine, clutch, and flywheel, together with adding a generous quantity of security tools.
The latest Edition has twin AVCS, 9.five compression ranking pistons, and E25 heads with storage for just a scavenge oil pump turbo. The oil pan was additional with a further mounting bolt, and among the oil pan bolts provides a alter placement Review to other EJ255 variations.
The main element features Allow me to share which the pistons are similar to the prior EJ207, as tend to be the cylinder heads, and these more recent STI's nonetheless hold the steel purple ingestion manifold, and so on. What is important to learn is the fact if the EJ20Y engine you happen to be considering is from an STI, it can have the red steel manifold, and it'll still utilize the STI twin-scroll turbo wherever the more mature Edition that was not inside the STI will not likely.
As An additional reference, iWire has an incredible write up on the details of wiring the EJ20X and EJ20Y engines. Here is a backlink to that posting.
The EJ205E was equipped on the Subaru Impreza WRX & STI variants. Typical electric power gains with remaps on this engine are close get more info to 30hp Whilst you may anticipate a torque increment of all-around 60Nm.
EJ20's offer you Excellent returns when tuned and with very carefully chosen sporting activities mods just like a remap, turbo upgrades and camshafts you will definitely enhance your driving satisfaction.