Muir-Hill 121 VS J.I. Case 870 specs comparison

Muir-Hill 121
General InfosMake | Muir-Hill |
Model | 121 |
Country | England |
Production | From 1972 Until 1983 |
Price | - |
Tractor type | Four wheel Drive (4WD) tractor |
Fuel | diesel |
Service repair manual | Muir-Hill 121 Manual |
Dimensions, sizes and tires
AG front tires | 13.6/12x38 |
AG rear tires | 13.6/12x38 |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 10700 lbs or 4853 kg |
Length | 156 inches [396 cm] |
Width | 82 inches [208 cm] |
Height | - |
Wheelbase | 75 inches [190 cm] |
Ground clearance | - |
Turning radius | - |
Rear tread size | 64 to 80 inches |
Front tread size | 64 to 80 inches |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 380 ci or 6.2 L |
Cylinders | 6 cylinders |
Engine power | 120 hp or 89.5 kW |
Engine RPM | 2500 (rpm) |
Torque | 280 lb-ft or 379.7 Nm |
Torque RPM | 1600 (rpm) |
Fuel type | diesel |
Fuel injection | direct injection |
Fuel tank size | 48 gal or 181.7 L |
Oil capacity | - |
Oil change | - |
Starter motor | electric |
Starter volts | 12 V |
Parts And Accessories | Muir-Hill 121 Parts |
Batteries number | - |
Batteries voltage | 12 V |
Battries Amps | 128 amps |
Cold Amps | - |
Ground force | - |
Charging system | alternator |
Charging Volts | - |
Charging Amps | - |
Trans system | - |
Trans type | gear |
Trans gears | 8 forward and 2 reverse |
Clutch system | 355.6mm dry disc |
Wheel drive | 4x4 4WD |
Final drive | planetary |
Steering | power |
Braking system | hydraulic wet disc |
Cabin type | Cab standard |
Differentiel lock | - |
System | open center |
Valves | - |
Pump flow | 11 gpm or 41.6 lpm |
SVC flow | - |
Steering flow | - |
Tank capacity | - |
Hydraulic pressure | 2600 psi or 179.3 bar |
Max flow | - |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | - |
Fuel consumption | - |
Pulling power | - |
Claimed power | 90 hp or 67.1 kW |
Real power | - |
Engine @RPM | 540@1750 (rpm) |
PTO Clutch | hydraulic wet disc |
Rear PTO | independent |
Rear PTO RPM | 540 (rpm) |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | - |
Hitch system | position and draft control |
Rear hitch | II |
Rear hitch lift | - |
Front hitch | - |
Front hitch lift | - |

J.I. Case 870
General InfosMake | J.I. Case |
Model | 870 |
Country | Unites states |
Production | From 1970 Until 1975 |
Price | - |
Tractor type | - |
Fuel | diesel |
Service repair manual | J.I. Case 870 Manual |
Dimensions, sizes and tires
AG front tires | 7.50-16 |
AG rear tires | 18.4-34 |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 9,200 lbs or 4173 kg |
Length | 153 inches [388 cm] |
Width | - |
Height | - |
Wheelbase | 94 inches [238 cm] |
Ground clearance | 15 inches [38 cm] |
Turning radius | - |
Rear tread size | - |
Front tread size | - |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 301 ci or 4.9 L |
Cylinders | 4 cylinders |
Engine power | - |
Engine RPM | 1900 (rpm) |
Torque | - |
Torque RPM | - |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 50 gal or 189.3 L |
Oil capacity | - |
Oil change | - |
Starter motor | - |
Starter volts | 12 V |
Parts And Accessories | J.I. Case 870 Parts |
Batteries number | 1 |
Batteries voltage | 12 V |
Battries Amps | - |
Cold Amps | - |
Ground force | - |
Charging system | - |
Charging Volts | - |
Charging Amps | - |
Trans system | Range Power Shift |
Trans type | partial power shift |
Trans gears | 12 forward and 4 reverse |
Clutch system | hydraulic wet discs |
Wheel drive | 4x2 2WD |
Final drive | - |
Steering | power |
Braking system | differential hydraulic dry disc |
Cabin type | Cab optional |
Differentiel lock | - |
System | - |
Valves | - |
Pump flow | 16 gpm or 60.6 lpm |
SVC flow | - |
Steering flow | 8 gpm or 30.3 lpm |
Tank capacity | - |
Hydraulic pressure | - |
Max flow | 24 gpm or 90.8 lpm |
Drawbar type | - |
Claimed power | 62 hp or 46.2 kW |
Drawbar horsepower | 68.90 hp or 51.4 kW |
Fuel consumption | 6.0 gal/hour or 22.7 l/hour |
Pulling power | - |
Claimed power | 71 hp or 52.9 kW |
Real power | 76.52 hp or 57.1 kW |
Engine @RPM | 540@1900 (rpm) |
PTO Clutch | - |
Rear PTO | independent |
Rear PTO RPM | 540 (rpm) |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | 5.6 gal/hour or 21.2 l/hour |
Hitch system | - |
Rear hitch | II |
Rear hitch lift | - |
Front hitch | - |
Front hitch lift | - |
Related tractor comparison


J.I. Case 870 International Harvester 574


Muir-Hill 121 Fendt Farmer 2E


Muir-Hill 121 Deutz D 5006


Muir-Hill 121 Allis Chalmers 185


Muir-Hill 121 Massey Ferguson 178


J.I. Case 870 Fendt Favorit 12S
Choose another tractor
Useful links and guides ....
- Muir-Hill provided us with the latest version of its 121 service repair manual
- Find All mechanical and electrical parts and accessories of Muir-Hill 121 farm-tractor here
- Get your J.I. Case 870 manual book version
- Cabine, electrical And mechanical parts for J.I. Case 870 farm-tractor here