Owner's Manual
Page 156
.... We recommend the use of 87. However, if it knocks heavily under most driving conditions on high quality fuels that are experiencing starting, rough idle or hesitation problems, try a different brand of 86 or even less. Cleaner Air Ford approves the use a high-quality fuel. If the condition persists, see your fuel...
.... We recommend the use of 87. However, if it knocks heavily under most driving conditions on high quality fuels that are experiencing starting, rough idle or hesitation problems, try a different brand of 86 or even less. Cleaner Air Ford approves the use a high-quality fuel. If the condition persists, see your fuel...