2021 FORD F650/750 engine

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Page 175 of 390

FORD F650/750 2021  Owners Manual RECOMMENDED TOWING WEIGHTS
Vehicles with Gasoline Engine
Maximum GCWR
Maximum GVWR
Model
1
20,500–
26,000 lb
(9,299– 11,793 kg)
F-650 Pro-Loader
(Kick-Up Frame)
1
25,600–
29,000 lb
(11,612 –13

Page 176 of 390

FORD F650/750 2021  Owners Manual ESSENTIAL TOWING CHECKS
See Load limits in the Load Carrying
chapter for load specification terms found
on the tire label and Safety Compliance
label and instructions on calculating your
vehicle's

Page 177 of 390

FORD F650/750 2021  Owners Manual •
Shift to a lower gear when driving down
a long or steep hill. Do not apply the
brakes continuously, as they may
overheat and become less effective.
• If your transmission is equipped with
the To

Page 179 of 390

FORD F650/750 2021  Owners Manual GENERAL DRIVING POINTS
General Information
•
Accelerate smoothly and evenly. Rapid
acceleration increases fuel
consumption without increasing engine
performance.
• When approaching a hill, press t

Page 180 of 390

FORD F650/750 2021  Owners Manual ECONOMICAL DRIVING
Your fuel economy is affected by several
things, such as how you drive, the
conditions you drive under, and how you
maintain your vehicle.
You may improve your fuel economy by
keepi

Page 181 of 390

FORD F650/750 2021  Owners Manual alcohol based additives to correct fuel
gelling. This may result in damage to the
fuel injectors and system. Use the proper
anti-gel and performance improvement
product.  See Capacities and
Specificat

Page 182 of 390

FORD F650/750 2021  Owners Manual The following cold weather idling
guidelines are recommended:
•
You can use Motorcraft® cetane
improvers or non-alcohol-based
cetane improvers from a reputable
manufacturer as needed.
• Maintain

Page 183 of 390

FORD F650/750 2021  Owners Manual Drive your new vehicle at least 1,000 mi
(1,600 km) before towing a trailer. Make
sure you use the specified engine oil.  See
Capacities and Specifications
 (page
288).
Do not add friction modifier co