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Model Information
1958-1962
The 550 was a utility tractor manufactured in Charles City, Iowa. It had either an Oliver 2.5L four-cylinder gasoline or Oliver 2.5L four-cylinder diesel engine. It was a 4×2 2WD, power assist steering, differential mechanical dry disc brakes, a six-speed gear transmission, and an open operator station.
Power Train & Specs
Engine: Hercules
Cylinders: 4
Bore & Stroke: 3.75x4.5
RPM: 1650
CID: 198
Fuel: Diesel
Main Fuel Tank Cap: 19.25
Aux Fuel Tank Cap:
Carburetor: Injection Pump
Cooling Capacity:
Drawbar HP: 34.97
Belt PTO HP: 38.45
Weight: 4520 lbs
Length: inches
Width: inches
Height: inches
Number of Gears: 6/2
Options:
Production & Serial Numbers
1958: BM1001
1959: BN5001
1960: BO1001
1961: BP1001
1962: BR1001
Location: Stamped inot the top edge of the "bathtub" frame, beside the engine
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Last Updated: June 3rd, 2022
