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Ford 420

Ford 420 tractor
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The Ford 420 is an industrial tractor produced from 1975 to 1978. It features options for a 3.0L 3-cylinder diesel engine or a 2.9L 3-cylinder gasoline engine, with power outputs ranging from 44 hp to 51.7 hp gross. The tractor offers multiple transmission options including 6-speed gear, 4-speed torque converter, and 8-speed gear transmissions. It has a wheelbase of 81.1 inches and various tire sizes for industrial use. The tractor includes power steering, mechanical wet disc brakes, and optional ROPS/FOPS. Hydraulics provide 2200 psi pressure with pump flows for transmission and independent PTOs. The rear hitch and PTO have optional configurations. Electrical system includes a 12-volt battery with alternator charging. Attachments include a front-end loader with detailed lift and breakout capacities and bucket dimensions.
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Model420

Technical Specifications

Detailed specifications and technical data for Ford 420

Power

Engine (net):47.6 hp (35.5 kW)
Engine (gross):51.7 hp (38.6 kW)

Tires

Industrial rear:14.9-24, 16.9-24
Industrial front:7.50-16, 9.00-16

Engine

Options:Ford 3.0L 3-cyl diesel, Ford 2.9L 3-cyl gasoline
Fuel tank:16 gal (60.6 L)
Diesel engine:3-cylinder, liquid-cooled, 183 ci (3.0 L), Bore/Stroke 4.2x4.4 inches (107 x 112 mm), Power (net) 47.6 hp (35.5 kW), Power (gross) 51.7 hp (38.6 kW), Fuel system direct injection, Air cleaner dry, Compression 16.3:1, Rated RPM 2200, Starter electric, Starter volts 12, Oil capacity 7 qts (6.6 L), Coolant capacity 11 qts (10.4 L)
Gasoline engine:3-cylinder, liquid-cooled, 175 ci (2.9 L), Bore/Stroke 4.2x4.2 inches (107 x 107 mm), Power (net) 44 hp (32.8 kW), Power (gross) 46 hp (34.3 kW), Air cleaner dry, Compression 7.75:1, Rated RPM 2100, Starter electric, Starter volts 12

Dimensions

Length:192 inches (487 cm)
Wheelbase:81.1 inches (205 cm)
Rear tread:60 inches (152 cm)
Front tread:56 inches (142 cm)
Height (exhaust):81 inches (205 cm)
Clearance (front axle):11.6 inches (29 cm)

Electrical

Ground:negative
Battery AH:128 (diesel), 80 (gasoline)
Battery volts:12
Charging amps:32, 51 (optional)
Charging system:alternator

Hydraulics

Pressure:2200 psi (151.7 bar)
Pump flow:5.3 gpm (transmission PTO) (20.1 lpm), 8.3 gpm (independent PTO) (31.4 lpm)

Mechanical

ROPS:Two-post ROPS. Four-post FOPS optional.
Drive:Two-wheel drive
Brakes:Mechanical wet disc brakes
Steering:power assist
Final drives:inboard planetary

Production

Type:Industrial tractor
Manufacturer:Ford
Years produced:1975 - 1978

References

Manuals:231 335 420 515 531 532 535 Operator's Manual (SE 3503) published in 1975, Buyer's Guide published in 1976, by Ford

Attachments

front-end loader:3050 lbs lift (full at pin) (1383 kg), 4800 lbs breakout (at pin) (2177 kg), 44.3° dump, 26.5 inches reach (dumped) (67 cm), 22° rollback (ground line), 100° rollback (raised), 26° rollback (at carry), 127.25 inches height (at pin) (323 cm), 102 inches clearance (dumped) (259 cm), Bucket width: 84.5 inches (light material) (214 cm), Bucket width: 66.6 inches (169 cm)

Transmission

Options:6-speed gear, 4-speed torque converter, 8-speed gear
6-speed gear:Type gear, 6 forward and 4 reverse, Three gears forward and two reverse in high and low ranges
8-speed gear:Type gear, 8 forward and 2 reverse
4-speed torque converter:Type torque converter, 4 forward and reverse, Power reversing transmission with torque converter

Tractor hitch

Control:position and draft control
Rear Type:I Optional

Power Take-off (PTO)

Rear PTO:transmission Optional, independent Optional
Rear PTO Type:540