Engine electrical system – Subaru 2004 Legacy User Manual
Page 484

12-3
Specifications
– CONTINUED –
Engine
Electrical system
*: CALIFORNIA spec models
Engine model
EJ251, EJ259
(2.5 liter)
EZ30D
(3.0 liter)
Engine type
Horizontally opposed, liquid cooled 4 cyl-
inder, 4 stroke gasoline engine
Horizontally opposed, liquid cooled 6 cyl-
inder, 4 stroke gasoline engine
Displacement cc (cu-in)
2,457 (150)
3,000 (183.0)
Bore
× Stroke in (mm)
3.92 x 3.11
(99.5 x 79.0)
3.51 x 3.15
(89.2 x 80.0)
Compression ratio
10.0 : 1
10.7 : 1
Firing order
1 – 3 – 2 – 4
1 – 6 – 3 – 2 – 5 – 4
Battery type and capacity
2.5 liter
MT
55D23L
AT
75D23L
3.0 liter
75D23L
Alternator
2.5 liter
12V-90A
3.0 liter
12V-100A
Spark plugs
2.5 liter
RC10YC4 (Champion)
BKR6E-11 (NGK)
BKR5E-11 (NGK)
FR5AP-11 (NGK)*
3.0 liter
PLFR6A-11 (NGK)
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