Bolens 1257

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3-Point Hitch
Rear type -
Control -
Rear lift -
Front hitch -
Front lift -
Power Take-off (PTO):
Rear PTO -
Clutch -
Rear RPM -
Front PTO -
Engine RPM -
Capacity
Fuel -
Dimensions & Tires
Wheelbase 43 inches [109 cm]
Weight 680 lbs [308 kg]
Front tire 16x6.50-8
Rear tire 23x10.50-12
Bolens 1257 Power:
Engine gross -
Engine max -
Mechanical
Chassis 4x2 2WD
Differential lock -
Steering manual
Brakes -
Trailer brakes -
Cab Open operator station
Hydraulics
Type -
Rear valves -
Mid valves -
Pump flow manual
SCV flow -
Total flow -
Electrical
Ground negative
Charging system -
Charging amps -
Charging volts -
Battery
Number 1
Cold-cranking amps -
Volts 12
Engine Detail
Tecumseh HH120
gasoline
1-cylinder
air-cooled
453 cc [27.66ci ]
Engine specifications
Bore/Stroke 3.50x2.875 inches [89 x 73 mm]
Emissions -
Emission control -
Rated Power -
Maximum Power -
Air cleaner -
Pre-heating -
Compression -
Fuel system -
Rated RPM 3600
Operating RPM -
Torque -
Torque RPM -
Starter electric
Starter volts 12
Oil capacity -
Oil change -
Coolant capacity -
1971 - 1971   Tube Frame Series
Type hydrostatic
Gears infinite forward and reverse
Clutch -
Speeds -
Eaton 10
Type -
Gears -
Clutch -
Speeds -
Bolens 1257 Tires
Ag front -
Ag rear -
Standard tires (ag) -
Dimensions
Weight (operating) -
Weight (max capacity) -
Front axle load -
Rear axle load -
Wheelbase 43 inches [109 cm]
Length 63 inches [160 cm]
With hitch Length: -
Width 34 inches [86 cm]
Height (hood) -
Height (cab) -
Front axle -
Rear axle -
Height (exhaust) -
Clearance (front axle) -
Clearance (rear axle) -
Clearance (drawbar) -