B1 by CO-OP

1941 - 1942

1941 - 1942 Row-Crop tractorCletrac built

Production

Production Distributor:CO-OP
Manufacturer:Cletrac
Type:Row-Crop tractor
Factory:Cleveland, Ohio, USA
Total built:7,527

CO-OP B1 Power

CO-OP B1 Power Belt (claimed):18 hp
13.4 kW
Plows:1 (14-inch)
Drawbar (tested):14.26 hp
10.6 kW
Belt (tested):19.29 hp
14.4 kW
power test details ...

1941 - 1942

1941 - 1942
Row-Crop tractor
Cletrac built

Nebraska Tractor Test 323

Nebraska Tractor Test 323

Nebraska Tractor Test 323

Nebraska Tractor Test 323
Gasoline 3-speed 2WD
August 10 - 30, 1939
Link: Nebraska Tractor Test 323 file
Belt power (max):19.29 hp
14.4 kW
Drawbar performance
Max power:14.26 hp
10.6 kW
Gear 3 used for power test.
Max pull:1699 lbs
770 kg
Gear 1 used for pull test.

CO-OP B1 Engine

CO-OP B1 Engine Hercules 1.9L 4-cyl gasoline Fuel tank:12 gal
45.4 L
Engine details ...

1941 - 1942

1941 - 1942
Row-Crop tractor
Cletrac built

Engine Detail

Engine Detail
Hercules IXA3
gasoline
4-cylinder
liquid-cooled
Displacement:113.12 ci
1.9 L
Bore/Stroke:3.00x4.00 inches
76 x 102 mm
Air cleaner:oil bath
Compression:5.75:1
Rated RPM:1400 (drawbar)
 1700 (belt)
Starter type:manual start
Oil capacity:5 qts
4.7 L
Coolant capacity:12 qts
11.4 L

Mechanical

Mechanical Chassis:4x2 2WD
Steering:manual
Cab:Open operator station.
Transmission:3-speed gear
Transmission details ...

1941 - 1942

1941 - 1942
Row-Crop tractor
Cletrac built

Transmission

Transmission
Type:gear
Gears:3 forward and 1 reverse
Clutch:9-inch dry plate
Oil capacity:10 qts
9.5 L

Speeds

Speeds

Power Take-off (PTO)

Power Take-off (PTO) Mid RPM:560

Dimensions & Tires

Dimensions & Tires Wheelbase:80 inches
203 cm
Weight:2105 lbs
954 kg
Front tire:5.50-16
Rear tire:9-24
Full dimensions and tires ...

1941 - 1942

1941 - 1942
Row-Crop tractor
Cletrac built

CO-OP B1 Tires

CO-OP B1 Tires
Ag front:5.50-16
Ag rear:9-24

Dimensions

Dimensions
Wheelbase:80 inches
203 cm
Length:118 inches
299 cm
Height (hood):55 inches
139 cm
Shiping weight:2105 lbs
954 kg
Ballasted weight:3115 lbs
1412 kg

B1 Serial Numbers

B1 Serial Numbers 1939:1FA000
1940:5FA388
1941:1FA0086
1942:1FA6532

how to read serial numbers...

External Links

External Links Cletrac General GG: article at Yesterday's Tractor Co

Belt Pulley

Belt Pulley Diameter:9.5 inches
24 cm
Width:5.5 inches
13 cm
RPM:1065
Speed:2825 ft/min
861.06 meters/min

B1 relate tractors