ENGINE DATA
Engine
3.5L DOHC V6 engine
Displacement
3.5L
Required fuel
87 octane
Firing order
1–4–2–5–3–6
Spark plug gap
0.052–0.056 inch (1.32–1.42 mm)
Ignition system
Coil on plug
Compression ratio
10.3:1
Engine drivebelt routing
1. Short drivebelt is on first pulley groove closest to engine.
2. Long drivebelt is on second pulley groove farthest from engine.
2009 Flex
(471)
Owners Guide, 2nd Printing
USA
(fus)
Maintenance and Specifications
368