ENGINE
- GM Detroit Model 3-71, 3 cylinder vertical in-line 2 stroke diesel, bore 4.25", stroke 5.00".
- Engine Speed 1,200 - 1,500 rpm. Compression ignition.
- Displacement 212.7 cubic inch, compression ration 17:1
HORSEPOWER
- 85.0 Max. engine crankshaft at 1500 rpm.
- 77.0 Max. belt, 65.4 Rated belt.
- 77.0 Max. pto shaft, at 1500 rpm.
- 70.0 Max. drawbar, 52.5 Rated drawbar.
- Max. drawbar pull - 8,400 pounds at 3.1 mph. on 23.1 x 26 tyres.
- Max. crankshaft torque - 270 lb-ft at 1400 rpm.
FUEL
- Diesel. Fuel tank capacity 18.0 imp.gallons.
- Filtration: strainer and water trap.
COOLING
- Water circulated through engine and radiator by centrifugal pump mounted on engine.
- Temperature controlled by thermostat.
GOVERNOR
- Mechanical. Controlled by hand lever.
ELECTRICAL
- 12 Volt starting and lighting system.
- Twin filament head lamps, parking lights
- Fully swivelling rear lamp which combines a red tail lamp and implement flood lamp.
TRANSMISSION
- A three speed and reverse sliding spur gearbox mounted on the rear of the engine, proving nine forward
gears and three reverse.
- Gears are forged from high grade alloy steel and case hardened.
DIFFERENTIAL
- Bevel gear type with hypoid crown wheel and pinion, running at four times rear wheel speed.
FINAL DRIVES
- Two large ( 18 inch diameter ) case-hardened bull gears meshing with pinions on
the differential shaft.
- Rear axles are 3.50 inches in diameter, high tensile steel.
STEERING BRAKES
- Individual steering brakes with separate pedals to assist steering
under exceptional circumstances.
TYRE AND WHEEL EQUIPMENT
- Front - 8.25 x 20 on split cast wheels.
- Rear - 23.1 x 26 on split cast wheels.
- Special rear, 18.4 x 30 ( duals )
STEERING
- Recirculating ball type steering gear.
- Connected to front wheels by adjustable draglink and track
rods fitted with ball joints.
POWER TAKE-OFF
- Splined shaft is to the A.S.A.E. standard of 1.375 in.
- Shaft speed is 540 rpm. clockwise rotation (viewed from rear).
- Height above ground - 33.50 in. on standard tyres.
- End of shaft 18in. ahead of drawbar pin and 2in. right of center.
BELT PULLEY (Optinal Extra Equipment)
- Pulley - 13.0 in. diameter x 7.0 in. wide.
- Pulley Speed - 810 rpm. at 1200 engine rpm.
OVERALL DIMENSION
- Length 147.0 in., Width 92.5 in. on single rear tyres, (188.0 in. on duals )
- Height ( top of steering whell ) 75.5 in.
- Tread front 56 in., rear 69.5 in. on singles, ( 100.0 in. on duals. )
- Wheelbase 85.0 in., ground clearance 14.5 in.
- Turning circle 17ft-6 in.
OVERALL WEIGHT
- On 23.1 x 26 tyres - 11,476 lbs.
| SPECIFICATIONS AND GEAR CHART ( M.P.H. on 23.1 x 26 rear tyres ) |
| Eng.rpm |
1 Low |
2 Low |
3 Low |
1 Int |
2 Int |
3 Int |
1 High |
2 High |
3 High |
| 1,200 |
2.5 |
3.1 |
3.8 |
4.4 |
5.3 |
6.4 |
10.3 |
12.5 |
15.0 |
| 1,500 |
3.1 |
4.0 |
4.7 |
5.4 |
6.5 |
7.7 |
12.7 |
15.4 |
18.7 |
|