2008 Ford F150 Owner Guide 1st Printing - Page 385
2008 Ford F150 Manual
Page 385 highlights
Maintenance and Specifications ENGINE DATA Engine Cubic inches Required fuel Firing order Ignition system Spark plug gap Compression ratio 1 2 4.2L V6 engine 4.6L V8 engine 5.4L V8 engine 256 281 330 87 octane 87 octane 87 octane or Ethanol (E85)2 1-4-2-5-3-6 1-3-7-2-6-5-4-8 1-3-7-2-6-5-4-8 EDIS Coil on plug Coil on plug 0.052-0.056 inch 0.052-0.056 inch 0.040-0.050 inch (1.32-1.42mm) (1.32-1.42mm) (1.02-1.28mm)1 9.3:1 9.37:1 9.85:1 The 5.4L 3V spark plug gap can't be adjusted. 5.4L 3V FFV engines only. Engine drivebelt routing • 4.2L V6 Engine 385 2008 F-150 (f12) Owners Guide (post-2002-fmt) USA (fus)
ENGINE DATA
Engine
4.2L V6 engine
4.6L V8 engine
5.4L V8 engine
Cubic inches
256
281
330
Required fuel
87 octane
87 octane
87 octane or
Ethanol (E85)
2
Firing order
1-4-2-5-3-6
1-3-7-2-6-5-4-8
1-3-7-2-6-5-4-8
Ignition system
EDIS
Coil on plug
Coil on plug
Spark plug gap
0.052–0.056 inch
(1.32–1.42mm)
0.052–0.056 inch
(1.32–1.42mm)
0.040–0.050 inch
(1.02–1.28mm)
1
Compression
ratio
9.3:1
9.37:1
9.85:1
1
The 5.4L 3V spark plug gap can’t be adjusted.
2
5.4L 3V FFV engines only.
Engine drivebelt routing
•
4.2L V6 Engine
2008 F-150
(f12)
Owners Guide (post-2002-fmt)
USA
(fus)
Maintenance and Specifications
385