SPECS / COMPARISON
Massey Ferguson 451 vs Allis Chalmers 6140
A detailed comparison of the Massey Ferguson 451 and the Allis Chalmers 6140. Click a model name to view its full specifications.
Horsepower
Massey Ferguson 45138.8 kW (52.1 HP)
Allis Chalmers 614029.8 kW (39.9 HP)
Weight
Massey Ferguson 4512375.0 kg (2WD: 4739.9 lbs (2150.0 kg) 4WD: 5236.0 lbs)
Allis Chalmers 61401995.0 kg (2WD: 4001.4 lbs (1815.0 kg) 4WD: 4398.2 lbs)
Lift Capacity
Massey Ferguson 4511100.0 kg (2425.1 lbs)
Allis Chalmers 61401450.0 kg (3196.7 lbs)
| Specification | Massey Ferguson 451 Agricultural Tractors | Allis Chalmers 6140 Agricultural Tractors |
|---|---|---|
| Tractor Type | Utility Tractor | Farm Tractor |
| Horsepower | 38.8 kW (52.1 HP) | 29.8 kW (39.9 HP) |
| Weight | 2375.0 kg (2WD: 4739.9 lbs (2150.0 kg) 4WD: 5236.0 lbs) | 1995.0 kg (2WD: 4001.4 lbs (1815.0 kg) 4WD: 4398.2 lbs) |
| Lift Capacity | 1100.0 kg (2425.1 lbs) | 1450.0 kg (3196.7 lbs) |
| Transmission Type | Partially synchronized with dry disc clutch | Synchromesh with dry disc clutch |
| Length | 342.0 cm (134.6 in.) | 334.0 cm (131.5 in.) |
| Pump Flow | 37.9 LPM (3-point: 4.5 GPM (17.0 LPM) Aux: 10.0 GPM) | 37.9 LPM (10.0 GPM) |
| Years Made | 2002-2006 | 1982-1985 |
| Engine Model | Perkins 1103C-33 | Toyosha |
| Engine Type | 4-stroke, liquid-cooled, inline | 4-stroke, liquid-cooled, inline |
| Fuel Type | Diesel | Diesel |
| Cylinders | 3 | 3 |
| Displacement | 3294 cc (201.0 cu in.) | 2330 cc (142.2 cu in.) |
| Bore | 10.49 cm (4.13 in.) | 9.80 cm (3.86 in.) |
| Stroke | 12.70 cm (5.00 in.) | 10.31 cm (4.06 in.) |
| Rear PTO Type | Live or independent | Independent |
| Rear PTO Speed | 540 RPM | 540 RPM |
| Rated RPM | 2200 RPM | 2500 RPM |
| Compression Ratio | 19.2:1 | 23.0:1 |
| Battery | 12 V | 12 V |
| Starter | Electric | Electric |
| Height | 245.0 cm (Height with ROPS: 96.5 in.) | 223.0 cm (Cab Height: 87.8 in.) |
| Width | 182.0 cm (71.7 in.) | 173.0 cm (68.1 in.) |
| Wheelbase | 199.0 cm (78.3 in.) | 193.0 cm (76.0 in.) |
| Ground Clearance | 26.0 cm (Drawbar: 10.2 in.) | — |
| Fuel Tank Capacity | 57.9 l (15.3 gal) | 50.0 l (13.2 gal) |
| Final Drive | Planetary | Inboard planetary |
| Gears | 8 forward and 8 reverse | 10 forward and 2 reverse |
| Chassis | 4×2 2WD or 4×4 MFWD 4WD | 4×2 2WD or 4×4 MFWD 4WD |
| Max. Travel Speed | 11.4 km/h (Forward: 17.1 MPH (27.6 km/h) Reverse: 7.1 MPH) | — |
| Brakes | Independent wet disc | Mechanical wet disc |
| Drawbar Category | II/I | I |
| Cabin Type | Flat-deck platform with two-post folding ROPS | Open operator station, ROPS and canopy . |
| Hitch Type | Position control and top-link draft sensing | Top-link draft sensing |
| Steering Type | Power | Power |
| Front Tires | Ag: 7.50-16 , 9.5-24 | Ag: 6.00-16, 7.50-16, 8.00-18 |
| Rear Tires | Ag: 14.9-28 | Ag: 13.6-28, 14.9-28 |
| Hydraulic Type | Open center | Open center |
| Total Flow | 85.2 LPM (22.5 GPM) | — |
| Steering Flow | 30.3 LPM (8.0 GPM) | — |
| SCV Flow | 54.9 LPM (10.0 GPM (37.9 LPM), 14.5 GPM) | — |
| Valves | 2 | — |
| Coolant Capacity | — | 8.5 l (2.2 gal) |
| Differential Lock | — | Mechanical rear |
Values come from the manufacturer-sourced model files; empty cells mean the property is not published for that model. No performance ranking is applied.