1987-1991 Light Truck Bronco F-150-350 Series Service Manual
The wide ratio version is available for all F Series vehicles over 8500 lbs GVW all engines 6007 except F Super Duty Commercial Stripped Chassis equipped with a diesel engine The close ratio version is available only in F Series vehicles with a 7 3L diesel engine and a GVW over 8500 lbs.
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