Allis Chalmers 6140 utility tractor: review and specs

The Allis Chalmers 6140 is a 2WD or 4WD utility tractor manufactured by Allis Chalmers in from 1982 to 1985. The Allis Chalmers 6140 is equipped with a 2.3 L (142.2 cu·in) three-cylinder diesel engine and a synchromesh transmission with dry disc clutch and 10 forward and 2 reverse gears.

The Allis Chalmers 6140 utility tractor used the Toyosha engine. It is a 2.3 L, 2,330 cm², (142.2 cu·in) three-cylinder natural aspirated diesel engine with 98.0 mm (3.86 in) of the cylinder bore and 103.0 mm (4.06 in) of the piston stroke. The compression ratio rating is 23.0:1. This engine produced 40.5 PS (29.8 kW; 40.0 HP) at 2,500 rpm of output power.

The Allis Chalmers 6140 is equipped with power steering, mechanical wet disc brakes, open operator station, ROPS and canopy (optional), and 50.0 liters (13.2 US gal.; 11 Imp. gal) fuel tank.

Allis Chalmers 6140 Specifications

General Specifications
Model	Allis Chalmers 6140
Length	3,340 mm (131.5 in)
Width	1,730 mm (68.1 in)
Height (exhaust)	2,230 mm (87.8 in)
Wheel base	1,930 mm (76 in)
Weight	2WD: 1,815 kg (4,000 lbs) 4WD: 1,995 kg (4,400 lbs)
Fuel tank capacity	50.0 liters (13.2 US gal.; 11 Imp. gal)
Battery	12V
Cabin type	Open operator station, ROPS and canopy (optional).
Engine
Engine model	Toyosha
Engine type	Four-stroke, liquid-cooled, inline
Cylinders	3
Fuel type	Diesel
Displacement	2.3 L, 2,330 cm², (142.2 cu·in)
Bore and stroke	98.0 mm X 103.0 mm (3.86 in X 4.06 in)
Compression ratio	23.0:1
Horsepower	40.5 PS (29.8 kW; 40.0 HP) at 2,500 rpm
Starter	Electric
Coolant capacity:	8.5 L (9 US. qt, 7.5 Imp. qt.)

Transmission and chassis
Chassis	4×2 2WD or 4×4 MFWD 4WD
Steering type	Power
Brakes	Mechanical wet disc
Final drive	Inboard planetary
Differential lock	Mechanical rear
Transmission model	–
Transmission type	Synchromesh with dry disc clutch
Gears	10 forward and 2 reverse
Tires
Front tires	Ag: 6.00-16, 7.50-16, 8.00-18
Rear tires	Ag: 13.6-28, 14.9-28

Three-Point Hitch
Caterogy	I
Control type	Top-link draft sensing
Lift capacity (at ends)	1,450 kg (3,200 lbs)
PTO (Power take-off shaft)
Rear PTO type	Independent
Rear PTO speed	540 rpm
Hydraulic system
Hydraulic type	Open center
Pump flow	10.0 gpm (37.9 lpm)

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