compression ratio MAZDA MODEL 6 2005 Owners Manual (in English)

Black plate (328,1)
Specifications
qEngine
ItemSpecification
2.3-liter engine 3.0-liter engine
Type DOHC-16V in-line, 4-cylinder DOHC-24V 60°V, 6-cylinder
Bore×Stroke 87.5 × 94.0 mm (3.44 × 3.70 in) 89.0 × 79.5 mm (3.50 × 3.13 in)
Displacement 2,261 ml (2,261 cc, 137.9 cu in) 2,967 ml (2,967 cc, 181.0 cu in)
Compression ratio 9.7 10.0
qElectrical System
Item Classification
Battery 12V-50AH/5HR
Alternator2.3-liter engine 12 V - 90 A
3.0-liter engine 12 V - 110 A
Starter 12 V - 1.4 kW
Spark-plug number2.3-liter engine L303 18 110
*
3.0-liter engine AJ57 18 110*
Spark-plug gap2.3-liter engine 1.25―1.35 mm (0.049―0.053 in)
3.0-liter engine 1.29―1.45 mm (0.051―0.057 in)
* ex factory
qLubricant Quality
Lubricant Classification
Engine oilRefer to the recommended SAE viscosity numbers
on page 8-10.
Manual transmission
oil2.3-liter engineAny temperatureAPI Service GL-4 or GL-5
SAE 75W-90
Above 10°C (50°F)API Service GL-4 or GL-5
SAE 80W-90
3.0-liter engineAPI Service GL-4 or GL-5
SAE 75W-90
Automatic transaxle fluid2.3-liter engine ATF M-V
3.0-liter engine ATF T-IV
Power steering fluid ATF M-III, M-V, or equivalent (e.g. Dexron® III)
Brake fluid SAE J1703, or FMVSS116 DOT-3
10-4
Specifications
Mazda6_8T56-EC-04G_Edition2 Page328
Monday, November 15 2004 4:36 PM
Form No.8T56-EC-04G