Skip to content
An independent tractor reference
TractorStack.

Find your tractor.

Menu ☰

Years in Production / 1959–1964

Oliver

660

Explore the specifications, hardware, and original references for the Oliver 660.

Oliver 660 tractor PA1 — Acroterion, CC BY-SA 4.0. Resized; converted to WebP. · Acroterion · CC BY-SA 4.0 commons.wikimedia.org source ↗

45hp

Engine estimate · from PTO

2WD Only

Drive

1959–1964

Production years

Oliver

Manufacturer

660 / 01

At a glance

Production

Row-Crop tractor

Original price was $3,450 in 1964

Manufacturer
Oliver

Capacity

Fuel
13 gal49.2 L
Hydraulic System
9.5 gal36.0 L

Hydraulics

Capacity
9.5 gal36.0 L
Pump Flow
8 gpm30.3 lpm

Pto

Rear Pto
independent
Rear Type
540
Engine Rpm
533@1750

Serial Numbers

FAQ: How to read a serial number table.

1959
73132
1960
86166
1961
111213
1962
117873
1963
127356
1964
141160

Mechanical

Two-wheel drive

Open operator station.

660 / 02

Under the hood

Engine Detail (Option 1)

Waukesha-Oliver

gasoline

4-cylinder

liquid-cooled

Displacement
155 ci2.5 L
Bore Stroke
3.62x3.75 inches92 x 95 mm
Compression Ratio
7.75:1
Rated Rpm
2000
Starter Volts
12
Oil Capacity
4 qts3.8 L
Coolant Capacity
14 qts13.2 L
Fuel Type
gasoline
Cylinders
4
Cooling
liquid-cooled

Engine Detail (Option 2)

Waukesha-Oliver

diesel

4-cylinder

liquid-cooled

Displacement
155 ci2.5 L
Bore Stroke
3.62x3.75 inches92 x 95 mm
Compression Ratio
16:1
Starter Volts
12
Fuel Type
diesel
Cylinders
4
Cooling
liquid-cooled

660 / 03

Gears & controls

Transmission

Transmission Type
unsynchronized gear
Gears
6 forward and 2 reverse
Clutch
235mm dry disc

660 / 04

Size. Stance. Footprint.

Dimensions

Length
134.4 in341 cm
Width
80.9 in205 cm
Height
87.4 in221 cm
Wheelbase
92 in233 cm
Ground clearance
24.1 in61 cm

Dimensions And Tires

Wheelbase
92 inches233 cm
Weight
3128 to 3178 pounds
Front Tire
5.00-16
Rear Tire
9-38

Tires And Tracks

Front Ag
5.00-16
Front Ag
6.00-16
Rear Ag
9-38
Rear Ag
10-38
Rear Ag
12.4-38

660 / 05

Tractor Photos

Oliver 660 tractor PA1 — Acroterion, CC BY-SA 4.0. Resized; converted to WebP. · Acroterion · CC BY-SA 4.0 commons.wikimedia.org source ↗

See it in action

Videos

Watch Oliver 660 videos from their original YouTube creators.

Spring Plowing Alfalfa/Hay Ground with a 1959 Oliver 660 & Oliver 3214 2-14 Slat Plow

Video by Mike Kalsem

Watch on YouTube ↗

660 / 07

Tests (NTTL)

Nebraska Tractor Test 541

Gasoline 6-speed 2WDMay 16 - 19, 1955

Drawbar performance

Gear 4 used for power test.

Gear 1 used for pull test.

Id
541
Belt Power Max
33.62 hp25.1 kW
Belt Fuel Use Max
3.1 gal/hour11.7 l/hour
Max Power
27.99 hp20.9 kW
Max Pull
4,309 lbs1954 kg

Nebraska Tractor Test 544

Diesel 6-speed 2WDMay 19 - 26, 1955

Drawbar performance

Gear 4 used for power test.

Gear 1 used for pull test.

Id
544
Belt Power Max
33.69 hp25.1 kW
Belt Fuel Use Max
2.4 gal/hour9.1 l/hour
Max Power
27.48 hp20.5 kW
Max Pull
4,393 lbs1992 kg

Oliver 660 · photo 1 / 1

Oliver 660 tractor PA1

Oliver 660 tractor PA1 — Acroterion, CC BY-SA 4.0. Resized; converted to WebP. · Acroterion · CC BY-SA 4.0 commons.wikimedia.org source ↗