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Cat® C3.4B Diesel Engine

Cat® C3.4B Diesel Engine

At a Glance

Minimum Power
84.5 BHP
Maximum Power
121 BHP
Emissions
U.S. EPA Tier 4 Final, EU Stage IV Nonroad Emission Standards. U.S. EPA Tier 4 Interim Equivalent and EU Stage IIIB Equivalent ratings available using EPA or EU Flex Provisions.
Engine Configuration
In-Line 4, 4-Stroke-Cycle Diesel
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Overview

Cat® C3.4B Industrial Diesel Engines offer the perfect balance of durability, fuel efficiency and low emissions. The C3.4B Industrial Engine is offered in ratings ranging from 63-90 bkW (84.5-120.7 bhp) @ 2200-2500 rpm, which meet U.S. EPA Tier 4 Final, EU Stage IV emission standards. Industries and applications powered by C3.4B engines include: Agriculture, Aerial Lifts, Aircraft Ground Support, Bore/Drill Rigs, Chippers/Grinders, Compactors/Rollers, Compressors, Construction, Forestry, General Industrial, Irrigation Equipment, Material Handling, Mining, Mobile Earthmoving Equipment, Mobile Light Towers, Mobile Sweepers, Paving Equipment, Pumps, Specialty Ag Equipment, Trenchers, Turf and Landscaping and Underground Mining Equipment.

Power Rating

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Minimum Power 84.5BHP
Maximum Power 121BHP
Rated Speed 2200 & 2500 rpm

Emission Standards

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Emissions U.S. EPA Tier 4 Final, EU Stage IV Nonroad Emission Standards. U.S. EPA Tier 4 Interim Equivalent and EU Stage IIIB Equivalent ratings available using EPA or EU Flex Provisions.

General

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Engine Configuration In-Line 4, 4-Stroke-Cycle Diesel
Bore 99 mm (3.9 in)
Stroke 110 mm (4.3 in)
Displacement 3.4 L (207.5 in³)
Aspiration Turbocharged-Aftercooled (TA)
Compression Ratio 17:1
Combustion System Direct Injection
Rotation from Flywheel End Counterclockwise
Cooling System - Capacity 6 L (6.3 qt)

Engine Dimensions - Approximate

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Dry Weight - Basic Operating Engine Without Optional Attachments 270 kg (595.2 lbs)
Height 805.5 mm (31.7 in)
Length 610 mm (24 in)
Width 623 mm (24.5 in)

Aftertreatment Dimensions - Approximate

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SCR Length 520 mm (20.47 in)
SCR Weight 20 kg (44 lb)
DOC Diameter 196 mm (7.7 in)
DOC Length 320 mm (12.6 in)
DOC Weight 15 kg (33 lb)
SCR Diameter 251 mm (9.88 in)