allis chalmers 7000

1975 - 1979

7000 Series

Row-Crop tractor

7000 Series

Row-Crop tractor

Allis Chalmers 2900

turbocharged diesel

6-cylinder

liquid-cooled

The 2900 engine was used on the maroon-chassis Allis 7000, until serial number 8000 in 1978.

Displacement

301 ci 4.9 L

Bore/Stroke

3.875x4.25 inches 98 x 108 mm

Air cleaner

dry

Compression

16.25:1

Rated RPM

2200

Idle RPM

775-2465

Firing order

1-5-3-6-2-4

Starter volts

12

Coolant capacity

22.5 qts 21.3 L

Coolant change

2000 h

Intake valve clearance

0.015 inches (hot) 0.381 mm

Exhaust valve clearance

0.015 inches (hot) 0.381 mm

Oil capacity

16 qts 15.1 L

Oil change

100 h

Allis Chalmers 649T

turbocharged diesel

6-cylinder

liquid-cooled

The black-chassis model 7000 engine was designed the 649T, with several internal changes over the 2900 including new Bosch injectors and oil cooling jets. Rated power did not change.

Displacement

301 ci 4.9 L

Bore/Stroke

3.875x4.25 inches 98 x 108 mm

Compression

16.25:1

Rated RPM

2200

Firing order

1-5-3-6-2-4

Starter volts

12

Coolant capacity

22.5 qts 21.3 L