ENGINE DATA
Engine
4.6L V8 engine
4.6L FFV V8 engine
Cubic inches
281
281
Required fuel
87 octane
87 octane or Ethanol
(E 85)
Firing order
1-3-7-2-6-5-4-8
1-3-7-2-6-5-4-8
Ignition system
Coil on plug
Coil on plug
Spark plug gap
0.052–0.056 inch
(1.32–1.42 mm)
0.041–0.047 inch
(1.04–1.20 mm)
Compression ratio
9.4:1
9.4:1
VEHICLE DIMENSIONS (AT CURB MASS)
Vehicle dimensions
Inches (mm)
(1) Overall length
211.1 (5362)
(2) Overall width
78.3 (1990)
(3) Overall height
58.3 (1481)
(4) Wheelbase
114.6 (2911)
(5) Track - Front
62.8 (1596)
(5) Track - Rear
65.6 (1666)
2006 Grand Marquis
(grn)
Owners Guide (post-2002-fmt)
USA
(fus)
Maintenance and Specifications
255