Al parecer hay varias versiones del EJ20!
Subaru Impreza GT 1999 EJ20 
2.0L 4 cylinder 16 valve DOHC aluminum alloy boxer engine with distributorless ignition and Multi-port fuel injection 
Horsepower: 218 @ 5600 rpm 
Torque: 214 @ 4000 rpm 
Steering: Rack and Pinion, engine rpm sensing variable power assist 
Fuel capacity: 16.5 US gallons 
 
Subaru Impreza GT 2000 EJ20 
2.0L 4 cylinder 16 valve DOHC aluminum alloy boxer engine with distributorless ignition and Multi-port fuel injection. 
Horsepower: 218 @ 5600 rpm 
Torque: 214 @ 4000 rpm 
Steering: Rack and Pinion, engine rpm sensing variable power assist 
Fuel capacity: 16.5 US gallons 
 
Subaru Impreza WRX 2001 EJ20 
2.0L 4 cylinder 16 valve DOHC aluminum alloy boxer engine with distributorless ignition and Multi-port fuel injection 
Horsepower: 218 @ 5600 rpm 
Torque: 214 @ 4000 rpm 
Steering: Rack and Pinion, engine rpm sensing variable power assist 
Fuel capacity: 15.9 US gallons 
 
Subaru Impreza WRX STi 2003 EJ20 
2.0L 4 cylinder 16 valve DOHC aluminum alloy boxer engine with distributorless ignition and Multi-port fuel injection. 
Horsepower: 276 @ 5900 rpm 
Torque: 270 @ 5500 rpm 
Steering: Rack and Pinion, engine rpm sensing variable power assist 
Fuel capacity: 15.9 US gallons  
Impreza P1 2000 (SOLO PARA UK Y SOLO SE HICIERON 500) EJ20  
2.0L 4 cylinder 16 valve DOHC 
Hp = 276 hp@ 6000 rpm 
Torque = 270 @ 5000 rpm 
 
Impreza WRX Sti WR1 2004 (solo para uk y solo se van a hacer 500) EJ20 
2.0L 4 cylinder 16 valve DOHC 
Hp = 320 @ 5800 rpm 
Torque = 310@ 4000 rpm  
Mas info en : 
http://www.imprezacr.com/spec.php
Vampiro