Subaru Legacy Manuals 2018 Legacy Owner's Manual | Page 461

Specifications/Specifications
12-3
& Engine
S12AA02
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 (2,498) 221.5 (3,630)
Bore 6 Stroke in (mm) 3.70 6 3.54 (94.0 6 90.0) 3.62 6 3.58 (92.0 6 91.0)
Compression ratio
Firing order
10.3 : 1 10.5 : 1
1–3–2–4 1–6–3–2–5–4
& Fuel
S12AA08
Fuel requirement Fuel tank capacity
Unleaded gasoline with 87 AKI (90 RON) or higher 18.5 US gal (70 liters, 15.4 Imp gal)
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