This factory service and repair manual for the 1991 Ford F-600 documents the medium conventional straight truck in Base trim with four engines: the 6.1L V8 (370 cubic inches, gasoline), the 7.0L OHV V8 (429 cubic inches, LPG propane or gasoline), and two turbocharged inline-six diesels, the 6.6L of 401 cubic inches and the 7.8L of 473 cubic inches. The procedures, specifications, torque values, wiring diagrams and diagnostics are laid out per engine, with the gasoline, propane and diesel fuel systems each treated on their own terms.
Engines covered
- 6.1L V8 (370 cu in) — naturally aspirated, gasoline
- 7.8L inline-six (473 cu in) — turbocharged, diesel
- 7.0L V8 (429 cu in) — OHV, naturally aspirated, LPG (propane) or gasoline
- 6.6L inline-six (401 cu in) — turbocharged, diesel
Body styles covered
- Straight truck, medium conventional
Trims covered
- Base
Known issues on the 1991 F-600. Federal records list no recalls for the 1991 F-600 and NHTSA has no owner complaints logged against it. With a clean sheet, the manual covers the 6.1L and 7.0L V8s and the 6.6L and 7.8L turbocharged inline-six diesels, along with the Base trim straight truck chassis, with procedures, specifications, torque values, wiring diagrams and diagnostics for each.
