ENGINE DATA
Engine
2.3L I4 engine
3.0L DOHC V6
Duratec engine
Cubic inches
140
183
Required fuel
87 octane
87 octane
Firing order
1-3-4-2
1-4-2-5-3-6
Ignition system
Coil on plug
Coil on plug
Spark plug gap
0.049–0.053 inch
(1.25–1.35mm)
0.052–0.056 inch
(1.32–1.42mm)
Compression ratio
9.7:1
10.0:1
Engine drivebelt routing
•
2.3L I4 Engine with A/C—Without A/C similar
•
3.0L V6 Engine
2008 Mariner
(mrn)
Owners Guide (post-2002-fmt)
USA
(fus)
Maintenance and Specifications
288
Summary of Contents for Mariner 2008
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