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Fiat 650S Special Specs ( 1971-1974 )

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Overview

The Fiat 650S Special is a versatile utility tractor produced between 1971 and 1974, available in both two-wheel and four-wheel drive configurations. Powered by a 70 hp Fiat 3.7L 3-cylinder diesel engine, it offers a robust rear lift capacity of 4,400 lbs and features a partially synchronized transmission for reliable farm performance.

Ideal Applications

Heavy Lifting and Implements: With a Type II rear hitch providing 4,400 lbs of lift capacity and both position and draft control, this tractor is well-equipped for handling various heavy-duty farm implements.
Variable Speed Operations: The choice between a 7-speed partially synchronized transmission and a 14-speed creeper option allows operators to fine-tune ground speeds for specific tasks, from standard field work to specialized slow-speed applications.
PTO-Driven Tasks: The independent rear PTO with dual speeds (540/1000 RPM) enables the efficient operation of a wide range of powered attachments, supported by a 20.6-gallon fuel tank for extended working periods.

Production

Description Utility tractor
Manufacturer Fiat

Engine

Engine type Fiat 3.7L 3-cyl diesel
Fuel tank 20.6 gal (78.0 L)
Bore/Stroke 4.33x5.12 inches (110 x 130 mm)
Compression 17.4:1
Description Fiat OM CN3 / diesel / 3-cylinder / liquid-cooled
Displacement 225.84 ci (3.7 L)
Power 70 hp (52.2 kW)
Rated RPM 2200
Starter volts 12

Transmission

Gears 7 forward and 2 reverse / 14 forward and 4 reverse
Type partially synchronized / creeper
Transmission type 7-speed partially synchronized / 14-speed creeper
Transmission type 7-speed partially synchronized / 14-speed creeper

Mechanical

Cab Open operator station.
Drive type Two- or four-wheel drive
Steering manual / power OptOptional

Hydraulics

Pump flow 6.2 gpm (23.5 lpm)
Type open center

Hitch

Control position and draft control
Rear lift 4400 lbs (1995 kg)
Rear Type II

PTO

Engine RPM 540@1830
Rear PTO independent
Rear PTO Type 540/1000 (1.375)

Electrical

Battery volts 12
Ground negative

Dimensions & Tires

2WD Weight 6371 lbs (2889 kg)
4WD Ground clearance 16.9 inches (42 cm)
4WD Height (hood) 63 inches (160 cm)
4WD Height (steering wheel) 69.8 inches (177 cm)
4WD Weight 7165 lbs (3250 kg)
4WD Wheelbase 93.3 inches (236 cm)
Length 142.3 inches (361 cm)
2WD Rear tire 13.6-36
4WD Wheelbase 93.3 inches (236 cm)
Front tire 7.50-18
Weight 6371 to 7165 pounds
2WD Standard tires (ag) Front: 7.50-18. Rear: 13.6-36
4WD Optional tires (ag) Front: 9.5/9-24. Rear: 13.6/12-36
4WD. Rear: Optional tires (ag) Front: 11.2/10-24
4WD Standard tires (ag) Front: 9.5/9-24. Rear: 16.9/14-30

References

Description 600DT Special published in 1971, by Fiat

Speeds

Description With 14.9/14-30 rear tires.