compression ratio FORD E250 2011 Owners Manual
Page 303 of 339
ENGINE DATA
Engine 4.6L V8 engine 5.4L V8 engine 6.8L V10 engine
Cubic inches 281 330 415
Required fuelMinimum
87 octane or
E85
1
Minimum
87 octane or
E85
1
Minimum
87 octane
Firing order 1-3-7-2-6-5-4-8 1-3-7-2-6-5-4-8 1-6-5-10-2-7-3-8-4-9
Ignition
systemCoilonplug Coilonplug Coilonplug
Spark plug
gap0.041–0.047 inch
(1.04–1.20mm)0.051–0.057 inch
(1.29–1.45mm)0.051–0.057 inch
(1.29–1.45mm)
Compression
ratio9.38:1 9.0:1 9.0:1
14.6L V8 and 5.4L V8 FFV engines only.
Engine drivebelt routing
•4.6L V8, 5.4L V8 and 6.8L V10 engines without A/C
Maintenance and Specifications
303
2011 Econoline(eco)
Owners Guide, 3rd Printing
USA(fus)