Ford 5610 Mark III
The Ford 5610 Mark III is a farm tractor produced from 1988 to 1991 as part of the 10 Mark III Series. It features a Ford 4.2L 4-cylinder liquid-cooled diesel engine producing 72 hp net power. The tractor offers a 16-speed Dual Power transmission with 16 forward and 4 reverse gears, and a 330mm disc clutch. It is available in two- or four-wheel drive configurations with planetary final drives and mechanical rear differential lock. The tractor includes power steering, wet disc brakes, and a four-post ROPS with an optional air-conditioned cab. Hydraulics are open center with closed-center valves, providing 2500 psi pressure and 18.2 gpm pump flow. The rear hitch is category II with a lift capacity of 5874 lbs. The PTO is independent with a 540 rpm rear PTO at 1900 engine RPM. Dimensions vary between 2WD and 4WD models, with wheelbases of 87.5 and 88.9 inches respectively, and weights ranging from 7280 to 8760 lbs depending on configuration. Standard tires differ for 2WD and 4WD models. Electrical system features a 12-volt battery and alternator charging system.
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Model5610 Mark III
Technical Specifications
Detailed specifications and technical data for Ford 5610 Mark III
Power
| Engine (net) | 72 hp (53.7 kW) |
|---|---|
| PTO (claimed) | 63 hp (47.0 kW) |
Engine
| Type | Ford 4.2L 4-cyl diesel |
|---|---|
| Torque | 202.8 lb-ft (275.0 Nm) |
| Cooling | liquid-cooled |
| Rated RPM | 2070 |
| Torque RPM | 1200 |
| Bore/Stroke | 4.40x4.20 inches (112 x 107 mm) |
| Compression | 16.3:1 |
| Power (net) | 72 hp (53.7 kW) |
| Displacement | 256 ci (4.2 L) |
| Fuel tank (Cab) | 28 gal (106.0 L) |
| Fuel tank (ROPS) | 21 gal (79.5 L) |
Electrical
| Ground | negative |
|---|---|
| Battery AH | 128 |
| Battery volts | 12 |
| Charging system | alternator |
| Cab Charging amps | 80 |
| ROPS Charging amps | 45 |
Hydraulics
| Type | open center with closed-center valves |
|---|---|
| Pressure | 2500 psi (172.4 bar) |
| SCV flow | 14.5 gpm (54.9 lpm) |
| Pump flow | 18.2 gpm (68.9 lpm) |
Mechanical
| ROPS | Four-post ROPS. Cab optional with air-conditioning. |
|---|---|
| Drive | Two- or four-wheel drive |
| Brakes | Wet disc brakes |
| Final drives | planetary |
| Power steering | yes |
| Differential lock | mechanical rear |
Production
| Series | 10 Mark III Series |
|---|---|
| Years made | 1988 - 1991 |
| Manufacturer | Ford |
Transmission
| Type | Dual Power |
|---|---|
| Gears | 16 forward and 4 reverse |
| Clutch | 330mm disc |
| Description | Four gears in two ranges, plus reverse range, with two-speed Dual Power power shift. Optional creeper range. |
Tractor hitch
| Rear Type | II |
|---|---|
| Rear lift (at ends) | 5874 lbs (2664 kg) |
Dimensions & Tires
| Height | 78.4 inches (199 cm) |
|---|---|
| 2WD Length | 145.2 inches (368 cm) |
| 4WD Length | 153.1 inches (388 cm) |
| Cab Height | 104.8 inches (266 cm) |
| Rear tread | 56 to 80 inches (142 to 203 cm) |
| 2WD Wheelbase | 87.5 inches (222 cm) |
| 4WD Wheelbase | 88.9 inches (225 cm) |
| Weight 2WD Cab | 7700 lbs (3492 kg) |
| Weight 4WD Cab | 8760 lbs (3973 kg) |
| 2WD Front tread | 52 to 890 inches (132 to 2260 cm) |
| 4WD Front tread | 60 to 88 inches (152 to 223 cm) |
| Weight 2WD ROPS | 7280 lbs (3302 kg) |
| Weight 4WD ROPS | 7920 lbs (3592 kg) |
| 2WD Exhaust Height | 110 inches (279 cm) |
| 4WD Exhaust Height | 113 inches (287 cm) |
| 2WD Ground clearance | 16.6 inches (42 cm) |
| 4WD Ground clearance | 13.8 inches (35 cm) |
| 2WD Standard tires (ag) | Front: 10.00-16. Rear: 18.4-30 |
| 4WD Standard tires (ag) | Front: 12.4-24. Rear: 18.4-30 |
Power Take-off (PTO)
| Rear PTO | independent |
|---|---|
| Engine RPM | 540@1900 |
| Rear PTO Type | 540 (1.375) |
