White Field Boss 31

Production: 1986 - 1988  

Production
Distributor:	White
Manufacturer:	Iseki
Type:	Compact Utility tractor
Original price:	$9,000 (1988 )

White Field Boss 31 Power
Engine:	30 hp 22.4 kW
PTO (claimed):	25 hp 18.6 kW

Mechanical
Chassis:	4x2 2WD
4x4 MFWD 4WD optional
Steering:	manual (2WD)
power (4WD)
Brakes:	mechanical wet discs
Cab:	Two-post ROPS. Optional canopy and radio.
Transmission:	12-speed partially synchronized

Hydraulics
Type:	open center
Pressure:	2135 psi 147.2 bar
Total flow:	7.7 gpm 29.1 lpm

Tractor hitch
Rear Type:	I

Power Take-off (PTO)
Rear PTO:	independent
Rear RPM:	540
Front PTO:	live
Front RPM:	2600

Field Boss 31 Serial Numbers
Location:	Tractor frame on left
1986:	TE4300FS00028 (4WD)
1987:	TE4300FS00175 (4WD)
1988:	TE4300FS00568 (4WD)
1986:	TE4300TM00126 (2WD)
1987:	TE4300TM00163 (2WD)
1988:	TE4300TM00276 (2WD)

Electrical
Charging system:	alternator
Charging amps:	35
Battery volts:	12

Engine Detail
Isuzu
diesel
3-cylinder
liquid-cooled
Displacement:	91.4 ci 1.5 L
Bore/Stroke:	3.39x3.39 inches 86 x 86 mm
Power:	30 hp 22.4 kW
Compression:	21.4:1
Rated RPM:	2600
Idle RPM:	850-2860
Starter volts:	12

Transmission
Transmission:	Triple-sync
Type:	partially synchronized
Gears:	12 forward and 4 reverse
Three synchronized gears in four ranges.

Dimensions
Wheelbase:	65 inches 165 cm
Length:	116 inches 294 cm
Width:	52 inches 132 cm
Height (exhaust):	80 inches 203 cm
2WD Shiping weight:	2215 lbs 1004 kg
4WD Shiping weight:	2414 lbs 1094 kg
Front tread:	37.8 to 41.7 inches 96 to 105 cm (2WD)
Front tread:	41.3 inches 104 cm (4WD)
Rear tread:	40.2 to 52.8 inches 102 to 134 cm