&Engine
Engine model EJ253
(2.5 L, SOHC, non-turbo) EJ255
(2.5 L, DOHC, turbo, except STI) EJ257
(2.5 L, DOHC, turbo, STI)
Engine type Horizontally opposed, liquid cooled 4 cylinder, 4-stroke gasoline engine
Displacement cc (cu-in) 2,457 (150)
Bore 6Stroke in (mm) 3.963.1 (99.5 679.0)
Compression ratio 10.0 : 1 8.4 : 1 8.2 : 1
Firing order 1
–3 –2–4
& Electrical system
Battery type and capacity (5HR) MT 12V-48AH (55D23L)
AT 12V-52AH (65D23L)
Alternator Non-turbo models 12V-90A
Turbo models 12V-110A
Spark plugs Non-turbo models FR5AP-11 (NGK)
Turbo models SILFR6A (NGK)
AT: Automatic transmission
MT: Manual transmission Specifications
12-3
– CONTINUED –