ENGINE DATA
Engine
2.3L I4 engine
4.0L V6 engine
Cubic inches
138
245
Required fuel
87 octane
87 octane
Firing order
1-3-4-2
1-4-2-5-3-6
Ignition system
EDIS
EDIS
Spark plug gap
0.049–0.053 inch
(1.25–1.35 mm)
0.052–0.056 inch
(1.32–1.42 mm)
Compression ratio
9.7:1
9.7:1
Engine drivebelt routing
•
2.3L I4 engine with A/C
•
2.3L I4 engine without A/C
Maintenance and Specifications
272
2010 Ranger
(ran)
Owners Guide, 1st Printing
USA
(fus)