OWNER'S MANUAL - Page 443

For 2020 WRX.

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(443,1)
北米Model "A1747BE-B" EDITED: 2019/ 12/ 19
& Engine
S12AA02
Model STI Except STI
Engine model EJ25 (2.5 L, DOHC, turbo) FA20 (2.0 L, DOHC, turbo)
Engine type Horizontally opposed, liquid cooled 4 cylinder, 4-stroke petrol engine
Displacement cu-in (cc) 150 (2,457) 122 (1,998)
Bore 6 Stroke in (mm) 3.92 6 3.11 (99.5 6 79.0) 3.39 6 3.39 (86.0 6 86.0)
Compression ratio 8.2 : 1 10.6 : 1
Firing order
1 3 2 4
& Fuel
S12AA08
NOTE
The engine is designed to operate using unleaded gasoline.
Model Fuel Fuel tank capacity
STI
93 AKI (98 RON) or higher*
1
15.9 US gal (60 liters, 13.2 Imp gal)
Except STI 91 AKI (95 RON) or higher*
2
*1: If unleaded gasoline with an octane rating of 93 AKI (98 RON) is not available, unleaded gasoline with an octane rating of 91 AKI (95 RON) may be
used with no detriment to engine durability or driveability.
*2: If unleaded gasoline with an octane rating of 91 AKI (95 RON) is not available, unleaded gasoline with an octane rating of 87 AKI (90 RON) or higher
may be used.
CONTINUED
Specifications/Specifications
12-3
12
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