Depending on what model of subaru you have you can find the vin on the left corner of the dashboard the drivers side door jamb the body panels some engine components and on your vehicles title and registration. Perhaps the best way to quickly identify your subaru engine is to look at the subarus vin.
List Of Subaru Engines Wikipedia
Subaru jdm engine identification. 1999 2000 version 5 and 6. Subaru impreza wrx turbo. Jdm forester xt sti the 7 digit applied model code found on the vehicle identification plate inside the engine bay is decoded in the following way. 1 subaru jdm engines and transmissions importer in usa. This information appears to not conform with current information. This motor is a competent performer but has significant differences from the ej205 found in the usdm 2002 2005 wrx.
Ok here we go. The 20g is probably the easiest to identify. These rules also largely apply to the saab 9 2x a badge engineered subaru impreza wrx wagon. Ej205 ej206 ej208 ej20k. Subaru uses a 17 character vin format and code for vehicles sold in the united states. I wont be covering that.
The most modern engine offered in the gc impreza wrx and sti was the first iteration of the ej205 and ej207 found in the version 5 and 6 wrx and sti respectively. This information is incorrect for 4th generation jdm legacys. 2body type fwagon csedan. 1series code gimpreza sforester blegacy etc. First off the 20h 20r 206 and 208 are all twin turbos. So now that i have started my swap i have been doing a lot of research and i figure i would make a thread with some about the differences in jdm turbo motors.
Jdm 2010 subaru impreza outback 25l sohc avls engine longblock jdm ej253 ej25 2 180000 jdm 2000 2005 subaru legacy outback forester baja 25 sohc engine ej253. Was used in all turbocharged legacys until 1993 all 5 speed wrxs until 1996 and automatic wrxs.