Big Bud 400/30

Production: 1979 - 1981  

Production
Manufacturer:	Big Bud
Type:	Four-wheel Drive (4WD) tractor
Factory:	Havre, Montana, USA
The Cummins KT-1150-C400 was also available as a special-order engine option on the Big Bud 400/30.

Variants

gear shift

power shift

Big Bud 400/30 Power
Engine:	400 hp 298.3 kW

Mechanical
Chassis:	4x4 articulated 4WD
Final drives:	planetary
Steering:	articulated power
Brakes:	pneumatic drum
Cab:	Cruiser Cab standard with air-conditioning.
Transmission:	6-speed power shift

Hydraulics
Type:	closed center load sensing
Valves:	4
Pump flow:	36 gpm 136.3 lpm
Steering flow:	36 gpm 136.3 lpm

Electrical
Ground:	negative
Charging system:	alternator
Charging amps:	75
Battery volts:	12

Engine Detail
Detroit Diesel 8V-92T
turbocharged diesel
8-cylinder
liquid-cooled
Displacement:	736 ci 12.1 L
Bore/Stroke:	4.84x5.00 inches 123 x 127 mm
Power:	400 hp 298.3 kW
Compression:	19:1
Rated RPM:	2100
Starter:	electric
Starter volts:	24

Transmission
Transmission:	Twin Disc TD-61-1154
Type:	power shift
Gears:	6 forward and 1 reverse

Dimensions
Wheelbase:	150 inches 381 cm
Length:	267.6 inches 679 cm
Width:	120 inches 304 cm
Height (cab):	144.5 inches 367 cm
Height (exhaust):	156 inches 396 cm
Shiping weight:	38000 lbs 17236 kg
Max weight:	44000 lbs 19958 kg
Ground clearance:	14.5 inches 36 cm