Muir-Hill 121: all source data
All 55 values recorded for this model, as the source lists them and in its units. The spec sheet shows the same data checked, typed and converted.
Overview
Production| Manufacturer | Muir-Hill |
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| (no label) | Four-wheel Drive (4WD) tractor |
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| (no label) | Built in Manchester, England |
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Engine| (no label) | Ford 6.2L 6-cyl diesel |
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| Fuel tank | 48 gal | 181.7 L |
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Transmission| (no label) | 8-speed gear |
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Power| Engine | 120 hp | 89.5 kW |
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| PTO (claimed) | 70 hp | 52.2 kW |
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Mechanical| Drive | 4x4 4WD |
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| Final drives | planetary |
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| Steering | power |
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| (no label) | Hydraulic wet disc brakes |
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| (no label) | Cab standard. |
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Hydraulics| Type | open center |
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| Pressure | 2600 psi | 179.3 bar |
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| Pump flow | 11 gpm | 41.6 lpm |
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Hitch| Rear Type | II |
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| Control | position and draft control |
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Pto| Rear PTO | independent |
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| Clutch | hydraulic wet disc |
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| Rear PTO Type | 540 (1.375) |
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| Rear PTO Type | 1000 (1.375) |
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| Engine RPM | 540@1750 |
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Dimensions| Wheelbase | 75 inches | 190 cm |
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| Weight | 10700 lbs | 4853 kg |
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| Front tire | 13.6/12x38 |
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| Rear tire | 13.6/12x38 |
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Electrical| Charging system | alternator |
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| Battery volts | 12 |
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| Battery AH | 128 |
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Engine
Engine detail| (no label) | Ford 2715E |
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| (no label) | diesel |
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| (no label) | 6-cylinder |
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| (no label) | liquid-cooled |
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| Displacement | 380 ci | 6.2 L |
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| Bore/Stroke | 4.22x4.524 inches | 107 x 115 mm |
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| Power | 120 hp | 89.5 kW |
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| Fuel system | direct injection |
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| Compression | 16:1 |
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| Rated RPM | 2500 |
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| Torque | 280 lb-ft | 379.7 Nm |
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| Torque RPM | 1600 |
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| Starter | electric |
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| Starter volts | 12 |
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Transmission
Transmission| Type | gear |
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| Gears | 8 forward and 2 reverse |
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| Clutch | 355.6mm dry disc |
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Dimensions
Tires| Ag front | 13.6/12x38 |
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| Ag rear | 13.6/12x38 |
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Dimensions| Wheelbase | 75 inches | 190 cm |
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| Length | 156 inches | 396 cm |
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| Width | 82 inches | 208 cm |
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| Weight | 10700 lbs | 4853 kg |
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| Front tread | 64 to 80 inches | 162 to 203 cm |
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| Rear tread | 64 to 80 inches | 162 to 203 cm |
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