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Caterpillar D8H 46A

Caterpillar D8H 46A tractor
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The Caterpillar D8H 46A is a bulldozer manufactured by Caterpillar from 1966 to 1974. It features a powerful 270 hp turbocharged aftercooled diesel engine, a choice of 6-speed direct drive or 3-speed power shift transmissions, and a crawler drive with spur gear final drives. The tractor has an open operator station and is equipped with 22-inch tracks. It supports various front-mount blades including the 157", 182", and 165" models with hydraulic lift and angling capabilities.
Caterpillar D8H 46Abulldozertractor specificationsCaterpillar D342 engine270 hp6-speed direct drive3-speed power shiftcrawler tractortractor attachments
Power-
Founded-
ModelD8H 46A

Technical Specifications

Detailed specifications and technical data for Caterpillar D8H 46A

Power

Engine (net):270 hp (201.3 kW)

Engine

Type:turbocharged aftercooled diesel
Model:Caterpillar D342
Cooling:liquid-cooled inline
Starter:pony motor, electric Optional
Cylinders:6-cylinder
Fuel tank:134 gal (507.2 L)
Bore/Stroke:5.75x8.00 inches (146 x 203 mm)
Power (net):270 hp (201.3 kW)
Displacement:1246 ci (20.4 L)
Oil capacity:35 qts (33.1 L)
Starter volts:24
Coolant capacity:124 qts (117.4 L)

Tracks

6-roller width:22 inches (55 cm)
7-roller width:22 inches (55 cm)
6-roller area on ground:5049 in² (3.3 m²)
7-roller area on ground:5445 in² (3.5 m²)
6-roller length on ground:115 inches (292 cm)
7-roller length on ground:124 inches (314 cm)

Dimensions

Gauge:84 inches (213 cm)
Length:204 inches (518 cm)
Height (hood):93 inches (236 cm)
8A dozer length:260 inches (660 cm)
8S dozer length:261 inches (662 cm)
8U dozer length:271 inches (688 cm)
Shipping weight:49000 lbs (direct drive) (22226 kg), 50000 lbs (power shift) (22680 kg)
Height (exhaust):122 inches (309 cm)

Mechanical

Drive:crawler
Final drives:spur gear
Operator station:Open operator station.

Production

Type:Bulldozer
Years made:1966 - 1974
Manufacturer:Caterpillar

Attachments

157" Blade:Caterpillar 8S, front-mount, 157 inches width (398 cm), 52.4 inches height (133 cm), 55.3 inches lift (140 cm), 34 inches tilt (86 cm), Angling 25°, 18.4 inches cut (46 cm), 10460 lbs (4744 kg), hydraulic-lift
165" Blade:Caterpillar 8U, front-mount, 165 inches width (419 cm), 52.4 inches height (133 cm), 55.3 inches lift (140 cm), 35.8 inches tilt (90 cm), 18.4 inches cut (46 cm), 11630 lbs (5275 kg), hydraulic-lift
182" Blade:Caterpillar 8A, front-mount, 182 inches width (462 cm), 43.6 inches height (110 cm), 54 inches lift (137 cm), 15.6 inches tilt (39 cm), 21.75 inches cut (55 cm), 11355 lbs (5150 kg), hydraulic-lift

Transmission

Power shift Type:power shift
Direct drive Type:direct drive
Power shift Gears:3 forward and reverse
Direct drive Gears:6 forward and reverse
Transmission options:6-speed direct drive, 3-speed power shift
Power shift Oil capacity:124 qts (117.4 L)
Direct drive Oil capacity:124 qts (117.4 L)

Related Models

Caterpillar D8K

Model:D8K