Mercury Grand Marquis User Manual

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
Engine drivebelt routing
• 4.6L V8 Engine
2008 Grand Marquis (grn)
Owners Guide (post-2002-fmt)
USA (fus)
Maintenance and Specifications
266

Mercury Grand Marquis Specifications

General

Brand	Mercury
Model	Grand Marquis
Category	Automobile
Language	English