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Tractor · 1964Unverified

Oliver 1850 Wheatland

Name: Oliver 1850 Wheatland
Brand: Oliver

Oliver 1850 Wheatland — 50 Series · 92 hp. Reference specifications; pending source verification.

The Oliver 1850 Wheatland is a tractor with a rated output of 92 hp, placing it in the middle of its class in terms of power. It was manufactured from 1964 to 1969. The tractor features a 6-cylinder diesel liquid-cooled engine, which drives through a two-wheel drive system with a powershift transmission. Its listed weight is 4390 kg, and it is suited for tasks involving approximately 200–800 acres.

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

Rated power

92 hp

Weight

4390 kg

Catalogue coverage

Variants represented

Richest spec table

87 rows

Recorded power

92 hp

Recorded weight

4390 kg

Transmissions

6-speed unsynchronized

Production years

1964-1969

Verified variants

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

Hover a source tag to verify

Overview

ManufacturerOliverReference

Standard-tread tractorReference

Original price was $8,500 in 1969Reference

Two-wheel driveReference

Steeringpower assistReference

Differential disc brakesReference

Open operator station. Cab optional.Reference

Variants

1850row-cropReference

1850 WheatlandstandardReference

Engine

Waukesha-Oliver 5.1L 6-cyl gasolineReference

Perkins 5.8L 6-cyl dieselReference

Waukesha-Oliver 5.1L 6-cyl LP GasReference

Waukesha-OliverReference

gasolineReference

6-cylinderReference

liquid-cooledReference

Displacement5.1 LReference

Bore/Stroke98 x 111 mmReference

Air cleanerdry with precleanerReference

Compression8.5:1Reference

Rated RPM2400Reference

Starter volts12Reference

Oil capacity7.6 LReference

Coolant capacity18.9 LReference

PerkinsReference

dieselReference

The 354 Perkins diesel in the Oliver 1850 was initially listed as a 352.Reference

Displacement5.8 LReference

Bore/Stroke99 x 127 mmReference

Air cleanerdry with pre-cleanerReference

Compression16:1Reference

Oil capacity11.4 LReference

LP GasReference

Compression9:1Reference

Transmission

6-speed unsynchronizedReference

12-speed partial powershiftReference

18-speed partial power shiftReference

TypeunsynchronizedReference

Gears6 forward and 2 reverseReference

Clutch330mm dry discReference

Oil capacity40.7 LReference

TransmissionHydra-PowerReference

Typepartial powershiftReference

Gears12 forward and 4 reverseReference

TransmissionHydraul-ShiftReference

Typepartial power shiftReference

Gears18 forward and 6 reverseReference

Introduced in late 1967, the Hydraul-Shift transmission provided an on-the-move shift to underdrive and overdrive.Reference

PTO & Hydraulics

Gas PTO (claimed)68.6 kWReference

Diesel PTO (claimed)68.6 kWReference

LP-gas PTO (claimed)67.1 kWReference

Hydraulic system18.9 LReference

Typeopen centerReference

Capacity18.9 LReference

Pressure172.4 barReference

Valves2 to 4Reference

Pump flow60.2 lpmReference

Rear TypeIIReference

Rear PTOindependentReference

Rear PTO Type540Reference

Rear PTO Type540/1000Reference

Capacities

Gas Fuel130.6 LReference

Diesel Fuel119.2 LReference

LP-gas Fuel159.0 LReference

Dimensions

Wheelbase248 cmReference

Weight4390 kgReference

Front tire7.50-15Reference

Rear tire18.4-34Reference

Standard tires (ag)Front: 7.50-15. Rear: 18.4-34Reference

Optional tires (ag)Front: 7.50-18. Rear: 23.1-26Reference

Length397 cmReference

Width240 cmReference

Height (steering wheel)199 cmReference

Operating weight4390 kgReference

Ballasted weight7359 kgReference

Ground clearance64 cmReference

Front tread152 cmReference

Rear tread191 to 212 cmReference

1850 Wheatland Serial Numbers

Location:instrument panel supportReference

1964150421Reference

1965153014Reference

1966168127Reference

1967183382Reference

1968200360Reference

1969212673Reference

FAQ: How to read a serial number table.Reference

Speeds

With 18.4-34 rear tires.Reference

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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