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Chamberlain Super 70

Chamberlain Super 70 tractor
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The Chamberlain Super 70 is a standard-tread farm tractor produced from 1954 to 1963 by Chamberlain in Welshpool, Australia. It features a Detroit Diesel 3-71 3-cylinder liquid-cooled diesel engine with 213 ci (3.5 L) displacement, delivering 52.5 hp drawbar and 65 hp belt power. The tractor has a 9-speed sliding gear transmission with 9 forward and 3 reverse gears, two-wheel drive with bull gear final drives, and an open operator station. It has a wheelbase of 83 inches, weighs 9700 lbs, and uses 7.50x18 front and 23.1x26 rear tires. The rear PTO operates at 540 rpm. A total of 1,010 units were built.
Chamberlain Super 70tractorfarm tractorDetroit Diesel 3-713-cylinder diesel9-speed transmission52.5 hp drawbar65 hp belt1954-1963
Power72 hp[B]
Founded1954 - 1963
ModelSuper 70

Technical Specifications

Detailed specifications and technical data for Chamberlain Super 70

Power

Belt (claimed):65 hp (48.5 kW)
Drawbar (claimed):52.5 hp (39.1 kW)

Engine

Type:diesel
Model:Detroit Diesel 3-71
Cooling:liquid-cooled
Cylinders:3-cylinder
Fuel tank:21.6 gal (81.8 L)
Rated RPM:1500
Bore/Stroke:4.25x5.00 inches (108 x 127 mm)
Compression:16:1
Displacement:213 ci (3.5 L)
Starter volts:12

Mechanical

Drive:Two-wheel drive
Final drives:bull gear
Operator station:Open operator station

Production

Type:Standard-tread tractor
Built in:Welshpool, Australia
Total built:1,010
Manufacturer:Chamberlain
Years produced:1954 - 1963

References

Publication:Super 70 Diesel Tractor published in 1960, by Chamberlain

Belt Pulley

RPM:810
Speed:2740 ft/min (835.15 meters/min)
Width:7 inches (17 cm)
Diameter:13 inches (33 cm)

Transmission

Type:sliding gear
Gears:9 forward and 3 reverse
Speeds:9-speed sliding gear

Serial Numbers

12/54:289
Final:1200
4/1954:191
12/1955:414
12/1956:417
12/1957:536
12/1958:676
12/1959:684
12/1960:977
12/1961:1079
12/1962:1138

Dimensions & Tires

Length:147 inches (373 cm)
Weight:9700 lbs (4399 kg)
Rear tire:23.1x26
Wheelbase:83 inches (210 cm)
Front tire:7.50x18
Ground clearance:14.5 inches (36 cm)

Power Take-off (PTO)

Rear PTO Type:540 (1.375)