1922 Twin City 12-20 Tractor

1922 Twin City 12-20 Tractor on display at the 33rd Annual Antique Engine and Tractor Swap Meet at the Florida Flywheelers Antique Engine Club in Fort Meade in Polk County Florida U.S.A.

 

Twin City 12-20

Manufacturer......................................Minneapolis Steel & Machinery Co., Minneapolis, MN

Nebraska test number.................................19

Test date............................................June 3-June 12, 1920

Test tractor serial number...........................12278

Years produced.......................................1919-1926

Serial number range..................................10201-19903

Serial number location...............................brass plate left side front of transmission Number

Produced......................................approximately 9700

Engine...............................................Minneapolis Steel vertical, valve-in-head

Test engine serial number............................12137

Cylinders............................................4

Bore and stroke (inches).............................4.25x6.00

Rated rpm............................................1,000

Displacement (c.i)...................................340.5

Fuel.................................................kerosene/gasoline

Main tank capacity (gallons).........................23

Auxiliary tank capacity (gallons)....................3

Carburetor...........................................Holley, 1.25-in.

Air cleaner..........................................Bennett

Ignition.............................................Bosch DU4 magneto

Cooling capacity (gallons)...........................7

Maximum brake horsepower tests

PTO/belt horsepower..................................27.93

Crankshaft rpm.......................................1,017

Fuel use (gallons per hour)..........................3.18

Maximum drawbar horsepower tests

Gear.................................................low

Drawbar horsepower...................................18.43

Pull weight (pounds).................................3,476

Speed (miles per hour)...............................1.99

Percent slippage.....................................20.10

SAE drawbar horsepower...............................12

SAE belt/PTO horsepower..............................20

Type.................................................4 wheel

Front wheel (inches).................................steel 34x5.75

Rear wheel (inches)..................................steel 50x12

Length (inches)......................................84 wheel, 134 total

Height (inches)......................................63.50

Rear width (inches)..................................63

Weight (pounds)......................................4,000

Gear/speed (miles per hour)..........................forward 1/2.20, 2/2.93 reverse1/na

 

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