compression ratio SUBARU LEGACY 2004 4.G Owners Manual

12-3
Specifications
– CONTINUED –
„Engine
„ Electrical system
*: CALIFORNIA spec models
Engine modelEJ251, EJ259 (2.5 liter)EZ30D
(3.0 liter)
Engine typeHorizontally opposed, liquid cooled 4 cyl- inder, 4 stroke gasoline engineHorizontally 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 ratio10.0 : 110.7 : 1
Firing order1 – 3 – 2 – 41 – 6 – 3 – 2 – 5 – 4
Battery type and capacity2.5 literMT55D23L
AT75D23L
3.0 liter75D23L
Alternator2.5 liter12V-90A
3.0 liter12V-100A
Spark plugs2.5 literRC10YC4 (Champion)
BKR6E-11 (NGK)
BKR5E-11 (NGK)
FR5AP-11 (NGK)*
3.0 literPLFR6A-11 (NGK)