1971-1980

During 53 hours of engine operating time, no repairs or adjustments were reported for the 1210 Diesel tractor. Using the company’s own four-cylinder, 219 cubic inch engine, this model was rated at 2,300 rpm and featured a 3.939 x 4.500 inch bore and stroke. At rated engine speed, 65.98 maximum PTO horsepower was observed, as was an economy of 15.98 horsepower hours per gallon of fuel. Operating at 1,000 PTO rpm and a corresponding engine speed of 2,000 rpm, an economy figure of 16.4 horsepower hours per gallon of fuel was established against a load of 59.40 PTO horsepower. The selective gear, fixed-ratio transmission included a three-range syncromesh design. Its twelve forward speeds varied from 1.2 to 17.8 mph. Operating in seventh gear, the two-hour economy run at 55.83 maximum available drawbar horsepower saw an economy of 13.61 horsepower hours per gallon of fuel. Also recorded was a pull of 4,188 pounds at 5.00 mph with slippage of 5.89%. The ten-hour run at 75% pull noted an economy of 14.36 horsepower hours per gallon under a load of 45.14 drawbar horsepower. Other statistics include a pull of 3,217 pounds at 5.26 mph with slippage of 4.33%. Standard equipment for this model included 18.4-30 rear and 7.50-16 inch front tires. Weighing in at 5,800 pounds, the 1210 assumed additional front and rear ballast for a total test weight of 10,440 pounds.

Engine: David Brown

Cylinders: 4

Bore & Stroke: 3.939x4.50

RPM:

CID: 219

Fuel: Diesel

Main Fuel Tank Cap: 21.5

Aux Fuel Tank Cap:

Carburetor:

Cooling Capacity: 15 qts.

Drawbar HP: 55.83

PTO HP: 65.98

Weight: 5800 lbs

Length: 143 inches

Width: 78 inches

Height: 90 (exhaust) inches

Number of Gears: 12/4

Options:

1971: 720001

1972: 720053

1973: 722305

1974: 724659

1975: 728080

1976: 11150001

1977: 11154968

1978: 11159654

1979: 11163305

1980: 11166342

Location: Data plate on the clutch housing