Compare/Oliver 66 Standard vs Oliver 90

Oliver 66 Standard vs Oliver 90

Verdict: Oliver 66 Standard vs Oliver 90

The Oliver 66 Standard and the Oliver 90 are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 22 hp. Oliver 66 Standard is the lighter machine (1,444 kg vs 3,175 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Oliver 66 Standard is the newer design (1949 vs 1937). Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.

Tune the fit score

Tell us about your operation

Acreage600 acBudgetMain crop / use

Fit & specs

Oliver

Fit score

Best match

Clear

Oliver

Fit score

Best match

Clear

Rated power

22 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

OliverReference

Gear 1 used for pull test.Reference

liquid-cooledReference

Steering

manualReference

Factories

—

South Bend, Indiana, USAReference

Variants

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all-fuel engineReference

—

gasoline engineReference

66R

row-cropReference

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66S

standardReference

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Engine

Fuel tank

37.9 LReference

—

Plows

2 (14-inch)Reference

—

Drawbar (tested)

16.0 kWReference

—

Belt (tested)

18.6 kWReference

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Displacement

2.1 LReference

7.3 LReference

Bore/Stroke

84 x 95 mmReference

121 x 159 mmReference

Fuel system

Marvel-Schebler carburetorReference

—

Air cleaner

oil bathReference

Compression

15.5:1Reference

—

Rated RPM

1600Reference

1125Reference

Coolant capacity

13.2 LReference

—

Belt power (max)

18.6 kWReference

—

Max power

16.0 kWReference

—

Drawbar (claimed)

—

16.4 kWReference

Belt (claimed)

—

32.8 kWReference

Starter type

—

electric (optional)Reference

Transmission

Type

unsynchronized gearReference

gearReference

Gears

6 forward and 2 reverseReference

4 forward and 1 reverseReference

Clutch

dry discReference

—

PTO & Hydraulics

Rear PTO

independentReference

optionalReference

Rear PTO Type

540Reference

—

Dimensions

Wheelbase

186 cmReference

—

Weight

1444 kgReference

3175 kgReference

Front tire

5.00-15Reference

7.50-18Reference

Rear tire

10-24Reference

46x12Reference

Ag front

5.00-15Reference

7.50-18Reference

Ag rear

10-24Reference

15-30Reference

Length

314 cmReference

—

Height

200 cmReference

—

Operating weight

1444 kgReference

—

Ballasted weight

2540 kgReference

—

Ground clearance

29 cmReference

—

Front tread

116/129 cmReference

—

Rear tread

126/151 cmReference

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66 Standard Serial Numbers

1949

470001Reference

514856Reference

1950

471051Reference

516276Reference

1951

472391Reference

516888Reference

1952

474233Reference

517874Reference

1953

3504001Reference

—

1954

4501624Reference

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Final

4504476Reference

—

Capacities

Diameter

30 cmReference

—

Width

18 cmReference

—

RPM

987Reference

—

Speed

934.21 meters/minReference

—

Test results

Belt fuel use (max)

7.9 l/hourReference

—

Max pull

1390 kgReference

—

90 Serial Numbers

1937

—

508918Reference

1938

—

508935Reference

1939

—

509612Reference

1940

—

510068Reference

1941

—

510564Reference

1942

—

510977Reference

1943

—

511296Reference

1944

—

511474Reference

1945

—

512044Reference

1946

—

512821Reference

1947

—

513106Reference

1948

—

513856Reference

Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.