Engine Data; Engine Drivebelt Routing - Mercury 2009 Grand Marquis Owner's Manual

Maintenance and Specifications

ENGINE DATA

Engine
Cubic inches
Required fuel
Firing order
Ignition system
Spark plug gap
Compression ratio

Engine drivebelt routing

260
2009 Grand Marquis (grn)
Owners Guide (own2002), 2nd Printing
USA (fus)
4.6L V8 engine 4.6L FFV V8 engine
281
87 octane
1-3-7-2-6-5-4-8
Coil on plug
0.052–0.056 inch
(1.32–1.42 mm)
9.4:1
281
87 octane or Ethanol
(E85)
1-3-7-2-6-5-4-8
Coil on plug
0.041–0.047 inch
(1.04–1.20 mm)
9.4:1