Subaru Outback Manuals 2015 Outback Owner's Manual | Page 534

Specifications/Specifications
12-3
& Engine
Engine model
Engine type
FB25
(2.5 L, DOHC, non turbo) EZ36
(3.6 L, DOHC, non turbo)
Horizontally opposed, liquid cooled 4 cylinder,
4 stroke gasoline engine Horizontally opposed, liquid cooled 6 cylinder,
4 stroke gasoline engine
Displacement cu in (cc) 152.4 (2,498) 221.5 (3,630)
Bore 6 Stroke in (mm) 3.7 6 3.5 (94.0 6 90.0) 3.62 6 3.58 (92.0 6 91.0)
Compression ratio
10.3 : 1
Firing order
1
3
2
10.5 : 1
4
1
6
3
2
5
4
& Fuel
Fuel requirement Fuel tank capacity
Unleaded gasoline with 87 AKI (90 RON) or higher 18.5 US gal (70 liters, 15.4 Imp gal)
CONTINUED