Fiat 80-66 S (DT) vs Massey Ferguson MF 397 A

11 material differences · fewer than 12

Tractor one

1984–1991

No measured PTO figure

Tractor two

1987–1994

No measured PTO figure

Which should you choose?

Read our verdict on the 80-66 S (DT) and the MF 397 A → It is generated from the rows below by a fixed, versioned rule set, and names the figure behind every call.

11 material differences · 4 fields identical or within 5%, which is not counted as material

Fiat 80-66 S (DT) and Massey Ferguson MF 397 A, field by field
Field	80-66 S (DT)	MF 397 A	Gap
Engine
Engine power, claimed claimed	79.0 hp	79.0 hp	—
Engine declared	FIAT-IVECO 8045.05.206 or 306	Perkins A 4.248	differs
Displacement declared	3.91 L	4.07 L	—
Maximum torque declared	185 lb·ft · 251 N·m	199 lb·ft · 270 N·m	+8% MF 397 A
Transmission
Top speed declared	18.6 mph · 30 km/h	18.6–24.9 mph · 30–40 km/h	differs
Clutch declared	Dry double clutch	—	—
Hydraulics & hitch
Hydraulic centre declared	—	Open centre	—
Pump flow declared	8.7 gpm · 32.8 L/min	—	—
Pressure declared	3,046 psi · 210 bar	2,756 psi · 190 bar	+11% 80-66 S (DT)
Three-point lift at ends declared	7,055 lb · 3,200 kg	6,614 lb · 3,000 kg	+7% 80-66 S (DT)
Rear PTO speeds declared	540/1000 rpm	540/1000 rpm	—
Weight & dimensions
Unladen weight declared	6,173 lb · 2,800 kg	8,576 lb · 3,890 kg	+39% MF 397 A
Maximum permissible mass declared	10,141 lb · 4,600 kg	—	—
Wheelbase declared	90.7 in · 2,305 mm	95.1 in · 2,415 mm	—
Length declared	139.4 in · 3,540 mm	157.5 in · 4,000 mm	+13% MF 397 A
Width declared	95.3 in · 2,420 mm	82.7 in · 2,100 mm	+15% 80-66 S (DT)
Height declared	99.4 in · 2,525 mm	105.5 in · 2,680 mm	+6% MF 397 A
Ground clearance declared	22.6 in · 575 mm	16.7 in · 425 mm	+35% 80-66 S (DT)
Turning radius, braked declared	12.0 ft · 3.65 m	—	—
Fuel tank declared	77.1 qt · 73.0 L	107.8 qt · 102.0 L	+40% MF 397 A

Source

Source