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Tractor · 1954Unverified

Oliver Super 66

Name: Oliver Super 66
Brand: Oliver

Oliver Super 66 — Row-Crop tractor · 33 hp. Reference specifications; pending source verification.

The Oliver Super 66 is a tractor with a rated power output of approximately 33 hp, positioning it within the lighter end of its class. Production of the Super 66 took place between 1954 and 1958. It is equipped with a 4-cylinder diesel liquid-cooled engine and a 2-wheel drive system paired with a 6-speed gearbox. The operating weight of the Super 66 is listed as 3943 to 4050 pounds.

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

Rated power

33 hp

Max power

20.9 kW

Weight

3943 to 4050 pounds

Catalogue coverage

Variants represented

Richest spec table

64 rows

Recorded power

33 hp

Recorded weight

1788 kg

Transmissions

6-speed unsynchronized gear

Production years

1954-1958

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

Row-Crop tractorReference

Built in Charles City, Iowa, USAReference

Original price was $3,000 in 1958Reference

Two-wheel driveReference

SteeringmanualReference

Steeringpower optionalReference

Open operator station.Reference

Engine

Waukesha-Oliver 2.4L 4-cyl gasolineReference

Waukesha-Oliver 2.4L 4-cyl dieselReference

Drawbar (claimed)16.6 kWReference

Drawbar (tested)20.9 kWReference

Belt (tested)25.1 kWReference

Waukesha-OliverReference

gasolineReference

4-cylinderReference

liquid-cooledReference

Displacement2.4 LReference

Bore/Stroke89 x 95 mmReference

Air cleaneroil bathReference

Compression7:1Reference

Rated RPM2000Reference

Firing order1-2-4-3Reference

Starter volts12Reference

dieselReference

Compression16:1Reference

Belt power (max)25.1 kWReference

Max power20.9 kWReference

Belt power (max)25.1 kWReference

Max power20.5 kWReference

Transmission

6-speed unsynchronized gearReference

Typeunsynchronized gearReference

Gears6 forward and 2 reverseReference

Clutchdry discReference

PTO & Hydraulics

PTO (claimed)24.5 kWReference

Rear TypeoptionalReference

Rear PTOindependentReference

Rear PTO Type540 (1.375)Reference

Dimensions

Weight3943 to 4050 poundsReference

Front tire5.00-15Reference

Rear tire10-38Reference

Ag front5.00-15Reference

Ag rear10-38Reference

Gas Operating weight1788 kgReference

Diesel Operating weight1837 kgReference

Super 66 Serial Numbers

Location:Serial number plate below the dashboard.Reference

19547085Reference

195514099Reference

195639371Reference

195745846Reference

195857858Reference

FAQ: How to read a serial number table.Reference

Questions

What year did Oliver use the red wheel paint scheme for the Super 66? 1956? I see the Super 66 was made from 1954-58. The Oliver Super series had green wheels through the 1956 model year and red wheels for 1957 and 1958.Reference

Test results

NTTL 541: gasoline 6-speed 2WDReference

NTTL 544: diesel 6-speed 2WDReference

Gasoline 6-speed 2WDMay 16 - 19, 1955Link: Nebraska Tractor Test 541 fileReference

Belt fuel use (max)11.7 l/hourReference

Drawbar performanceReference

Gear 4 used for power test.Reference

Max pull1954 kgReference

Gear 1 used for pull test.Reference

Diesel 6-speed 2WDMay 19 - 26, 1955Link: Nebraska Tractor Test 544 fileReference

Belt fuel use (max)9.1 l/hourReference

Max pull1992 kgReference

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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