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Tractor · 1972Unverified

Muir-Hill 121

Name: Muir-Hill 121
Brand: Muir-Hill

Muir-Hill 121 — Four-wheel Drive (4WD) tractor · 70 hp. Reference specifications; pending source verification.

The Muir-Hill 121 is a tractor model with a rated power output of 70 horsepower, a mid-range figure for its class. This model was manufactured from 1972 to 1983. It is powered by a 6-cylinder diesel liquid-cooled engine, paired with four-wheel drive and an 8-speed gearbox. The tractor's listed operating weight is 4853 kg, making it suitable for operations of up to 200 acres.

Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.

Rated power

70 hp

Weight

4853 kg

Catalogue coverage

Variants represented

Richest spec table

53 rows

Recorded power

70 hp

Recorded weight

4853 kg

Transmissions

8-speed gear

Production years

1972-1983

Verified variants

No linked source document is currently displayed; verify critical figures with the manufacturer or dealer.

Hover a source tag to verify

Overview

ManufacturerMuir-HillReference

Four-wheel Drive (4WD) tractorReference

Built in Manchester, EnglandReference

Drive4x4 4WDReference

Final drivesplanetaryReference

SteeringpowerReference

Hydraulic wet disc brakesReference

Cab standard.Reference

Engine

Ford 6.2L 6-cyl dieselReference

Fuel tank181.7 LReference

Engine89.5 kWReference

Ford 2715EReference

dieselReference

6-cylinderReference

liquid-cooledReference

Displacement6.2 LReference

Bore/Stroke107 x 115 mmReference

Power89.5 kWReference

Fuel systemdirect injectionReference

Compression16:1Reference

Rated RPM2500Reference

Torque379.7 NmReference

Torque RPM1600Reference

StarterelectricReference

Starter volts12Reference

Transmission

8-speed gearReference

TypegearReference

Gears8 forward and 2 reverseReference

Clutch355.6mm dry discReference

PTO & Hydraulics

PTO (claimed)52.2 kWReference

Typeopen centerReference

Pressure179.3 barReference

Pump flow41.6 lpmReference

Rear TypeIIReference

Controlposition and draft controlReference

Rear PTOindependentReference

Clutchhydraulic wet discReference

Rear PTO Type540 (1.375)Reference

Rear PTO Type1000 (1.375)Reference

Engine RPM540@1750Reference

Dimensions

Wheelbase190 cmReference

Weight4853 kgReference

Front tire13.6/12x38Reference

Rear tire13.6/12x38Reference

Ag front13.6/12x38Reference

Ag rear13.6/12x38Reference

Length396 cmReference

Width208 cmReference

Front tread162 to 203 cmReference

Rear tread162 to 203 cmReference

Electrical

Charging systemalternatorReference

Battery volts12Reference

Battery AH128Reference

Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.

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