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Tractor · 1986Unverified

Big Bud 450

Name: Big Bud 450
Brand: Big Bud

Big Bud 450 — 4 Series · 450 hp. Reference specifications; pending source verification.

The Big Bud 450 is a tractor rated at 450 horsepower, placing it at the upper end of its class. Produced from 1986 to 1989, this model features an 8-cylinder turbocharged diesel liquid-cooled engine, paired with four-wheel drive and a hydrostatic transmission. Its listed operating weight is 18144 kg, with a suitable operating area of 1,500+ acres.

Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.

Rated power

450 hp

Weight

18144 kg

Catalogue coverage

Variants represented

Richest spec table

22 rows

Recorded power

450 hp

Recorded weight

18144 kg

Transmissions

12-speed full power shift

Production years

1986-1989

Verified variants

No linked source document is currently displayed; verify critical figures with the manufacturer or dealer.

Hover a source tag to verify

Overview

ManufacturerBig BudReference

Four-wheel Drive (4WD) tractorReference

Built in Havre, Montana, USAReference

Total built7Reference

Drive4x4 4WDReference

Steeringhydrostatic powerReference

Cab standard.Reference

Engine

Detroit Diesel 12.1L 8-cyl dieselReference

Engine335.6 kWReference

Detroit Diesel 8V92TAReference

turbocharged aftercooled dieselReference

8-cylinderReference

liquid-cooledReference

Displacement12.1 LReference

Bore/Stroke123 x 127 mmReference

Power335.6 kWReference

Starter typeelectricReference

Transmission

12-speed full power shiftReference

Typefull power shiftReference

Gears12 forward and 2 reverseReference

Dimensions

Weight18144 kgReference

Electrical

GroundnegativeReference

Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.

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