compression ratio SUBARU LEGACY 2012 5.G Owners Manual

&Engine
Engine model EJ253
(2.5 L, SOHC, non-turbo) EJ255
(2.5 L, DOHC, turbo) EZ36D
(3.6 L, DOHC, non-turbo)
Engine type Horizontally opposed, liquid cooled 4 cylinder,
4 stroke gasoline engine Horizontally opposed, liquid cooled 6 cylinder,
4 stroke gasoline engine
Displacement cu-in (cc) 149.9 (2,457) 221.5 (3,630)
Bore 6Stroke in (mm) 3.92 63.11 (99.5 679.0) 3.62 63.58 (92.0 691.0)
Compression ratio 10.0 : 1 8.4 : 1 10.5 : 1
Firing order 1– 3–2 – 4 1
–6– 3–2– 5–4
& Fuel
Vehicle model Fuel requirementFuel tank capacity
Non-turbo models Unleaded gasoline with 87 AKI (90 RON) or higher
18.5 US gal (70 liters, 15.4 Imp gal)
Turbo models Premium unleaded gasoline with 93 AKI (98 RON) or higher*
1
*1: If 93 AKI (98 RON) fuel is not available, refer to “Fuel requirements ”F 7-2. Specifications
12-3
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