waltanna 4 250
![]()  | 1978 - 1981
4 SeriesFour-wheel Drive (4WD) tractor  | 1978 - 1981  | 4 Series  | Four-wheel Drive (4WD) tractor  | 
|---|---|---|---|---|
1978 - 1981  | ||||
4 Series  | ||||
Four-wheel Drive (4WD) tractor  | ||||
1978 - 1981  | |
|---|---|
4 Series  | |
Four-wheel Drive (4WD) tractor  | 
Engine Detail  | |
|---|---|
Caterpillar 3306T  | |
turbocharged diesel  | |
6-cylinder  | |
liquid-cooled  | |
Displacement  | 638 ci
10.5 L  | 
Bore/Stroke  | 4.75x6.00 inches
121 x 152 mm  | 
Power  | 250 hp
186.4 kW  | 
Rated RPM  | 2200  | 
Operating RPM  | 1500-2200  | 
Torque  | 509 lb-ft
690.2 Nm  | 
Torque RPM  | 1400  | 
Starter type  | electric  | 
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