Oliver

660

Farm tractor · 1959–1964 · 45 hp

The Oliver 660 is a farm tractor manufactured from 1959 to 1964. It features a Waukesha-Oliver 2.5L 4-cylinder gasoline engine. The transmission is a unsynchronized gear type with 6 forward and 2 reverse.

Engine

EngineWaukesha-Oliver 2.5L 4-cylinder gasoline
Fuel Typegasoline
Cylinders4
Coolingliquid-cooled
Displacement155 ci (2.5 L)
Bore3.62 in (92 mm)
Stroke3.75 in (95 mm)
Compression Ratio7.75
Power PTO41 hp (30.6 kW)
Power Drawbar27.99 hp (20.9 kW)
Power Belt33.69 hp (25.1 kW)
Starter Volts12
Oil Capacity4 qts (3.8 L)
Coolant Capacity14 qts (13.2 L)
ManufacturerWaukesha-Oliver
Rated2,000 RPM

Transmission

Transmission Typeunsynchronized gear
Gears6 forward and 2 reverse
Clutch235mm dry disc
Available Options6-speed unsynchronized gear

Hydraulics

Pump Flow8 gpm (30.3 lpm)
System Capacity9.5 gal (36 L)

PTO

Rear Type540

Dimensions

Length134.4 in (341 cm)
Width80.9 in (205 cm)
Height87.4 in (221 cm)
Wheelbase92 in (233 cm)
Ground Clearance24.1 in (61 cm)

Weight

diesel

Shipping3,178 lbs (1,441 kg)

gas

Shipping3,128 lbs (1,418 kg)

Tires & Tracks

Front Ag5.00-16, 6.00-16
Rear Ag9-38, 10-38, 12.4-38

Fuel

Capacity13 gal (49.2 L)