Cockshutt 1550

The Cockshutt 1550 is a tractor produced by Cockshutt. It is equipped with a 232 ci 3.8 L engine. The rated power output is 53.3 hp 39.7 kW. Transmission: Hydra-Power. Operating weight: 7000 lbs 3175 kg.

Overview

	1965 - 1969 Row-Crop tractor
1965 - 1969
Row-Crop tractor

Series map: 1550165058.9hp*73.3hp**Estimated engine power for comparison only.

Note: the Cockshutt model 1550 is the same as the Oliver 1550. The following data is from the 1550 listing.

Production
Manufacturer	Cockshutt
Row-Crop tractor
Built in Charles City, Iowa, USA
Original price was $6,000 in 1969

Cockshutt 1550 Power
Gas PTO (claimed)	53 hp 39.5 kW
Diesel PTO (claimed)	53 hp 39.5 kW
LP-gas PTO (claimed)	51 hp 38.0 kW
Drawbar (tested)	45.7 hp 34.1 kW
PTO (tested)	53.50 hp 39.9 kW
Performance test details ...

Mechanical
Two-wheel drive
Steering	power assist
Disc brakes
Open operator station. Oliver Continental cab optional.

Tractor hitch
Rear Type	II/I
Control	lower-link draft sensing

Power Take-off (PTO)
Rear PTO	independent
Rear PTO Type	540
	1000
	540/1000

Dimensions & Tires
Wheelbase	99 inches 251 cm
Weight	7000 lbs 3175 kg
Front tire	6.00-16
Rear tire	15.5-38
Full dimensions and tires ...

References
Cockshutt 1550 Tractor published in 1966

Engine

Series map: 1550165058.9hp*73.3hp**Estimated engine power for comparison only.

Note: the Cockshutt model 1550 is the same as the Oliver 1550. The following data is from the 1550 listing.

Engine options
Oliver 3.8L 6-cyl diesel
Oliver 3.8L 6-cyl gasoline
Oliver 3.8L 6-cyl LP-gas

Engine Detail — 232 ci / 3.8 L Diesel

Manufacturer	Oliver
Fuel Type	Diesel
Configuration	6-cylinder, liquid-cooled
Displacement	232 ci 3.8 L
Bore/Stroke	3.625x3.75 inches 92 x 95 mm
Air cleaner	dry
Compression	16.5:1
Rated RPM	2200
Starter volts	12
Oil capacity	5 qts 4.7 L
Coolant capacity	20 qts 18.9 L

Engine Detail — 232 ci / 3.8 L Gasoline

Manufacturer	Oliver
Fuel Type	Gasoline
Configuration	6-cylinder, liquid-cooled
Displacement	232 ci 3.8 L
Bore/Stroke	3.625x3.75 inches 92 x 95 mm
Air cleaner	dry
Compression	8:1
Rated RPM	2200
Starter volts	12
Oil capacity	5 qts 4.7 L
Coolant capacity	20 qts 18.9 L

Engine Detail — 232 ci / 3.8 L

Manufacturer	Oliver
Configuration	6-cylinder, liquid-cooled
LP-gas
Displacement	232 ci 3.8 L
Bore/Stroke	3.625x3.75 inches 92 x 95 mm
Air cleaner	dry
Compression	8.75:1
Rated RPM	2200
Starter volts	12
Oil capacity	5 qts 4.7 L
Coolant capacity	20 qts 18.9 L

Transmission

Series map: 1550165058.9hp*73.3hp**Estimated engine power for comparison only.

Note: the Cockshutt model 1550 is the same as the Oliver 1550. The following data is from the 1550 listing.

Transmission options
12-speed partial power shift
6-speed unsynchronized gear

Transmission — Hydra-Power

Transmission	Hydra-Power
Type	partial power shift
Gears	12 forward and 4 reverse
Clutch	279.4mm dry disc
Oil capacity	32 qts 30.3 L
The Hydra-Power transmission provides a two-speed power shift between direct-drive and the lower Hydra-Power range.

Transmission — 6 forward and 2 reverse unsynchronized gear

Type	unsynchronized gear
Gears	6 forward and 2 reverse
Clutch	279.4mm dry disc
Oil capacity	32 qts 30.3 L

Dimensions

Series map: 1550165058.9hp*73.3hp**Estimated engine power for comparison only.

Note: the Cockshutt model 1550 is the same as the Oliver 1550. The following data is from the 1550 listing.

Cockshutt 1550 Tires
Ag front	6.00-16
Ag rear	15.5-38

Dimensions
Wheelbase	99 inches 251 cm
Length	154.6 inches 392 cm
Width	81.5 inches 207 cm
Height (exhaust)	97.625 inches 247 cm
Operating weight	7000 lbs 3175 kg
Ballasted weight	8730 lbs 3959 kg
Rear tread	55 to 90.9 inches 139 to 230 cm

Tests

Series map: 1550165058.9hp*73.3hp**Estimated engine power for comparison only.

Note: the Cockshutt model 1550 is the same as the Oliver 1550. The following data is from the 1550 listing.

Tractor Tests
NTTL 943: diesel Hydra-Power 2WD
NTTL 944: gasoline Hydra-Power 2WD

Nebraska Tractor Test 943
Diesel Hydra-Power 2WD June 8 - 15, 1966 Link: Nebraska Tractor Test 943 file
PTO performance
Power at rated engine speed	53.50 hp 39.9 kW
Fuel use	4.3 gal/hour 16.3 l/hour
Drawbar performance
Max power	45.7 hp 34.1 kW
Fuel use	4.4 gal/hour 16.7 l/hour
Gear 4-Hydra used for power test.
Max pull	6,636 lbs 3010 kg
Gear 2-Hydra used for pull test.

Nebraska Tractor Test 944
Gasoline Hydra-Power 2WD June 8 - 16, 1966 Link: Nebraska Tractor Test 944 file
PTO performance
Power at rated engine speed	53.3 hp 39.7 kW
Fuel use	4.9 gal/hour 18.5 l/hour
Drawbar performance
Max power	45.4 hp 33.9 kW
Fuel use	4.9 gal/hour 18.5 l/hour
Gear 4-Hydra used for power test.
Max pull	6,799 lbs 3084 kg
Gear 2-Hydra used for pull test.

Attachments

Series map: 1550165058.9hp*73.3hp**Estimated engine power for comparison only.

Note: the Cockshutt model 1550 is the same as the Oliver 1550. The following data is from the 1550 listing.

Photos

Cockshutt 1550