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Cat® C3.4B Diesel Engine

Cat® C3.4B Diesel Engine

At a Glance

Minimum Power
60.3 BHP
Maximum Power
74.3 BHP
Emissions
U.S. EPA Tier 4 Final, EU Stage IIIB Nonroad Emission Standards
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 45-55.4 bkW (60-74.3 bhp) @ 2200-2500 rpm, which meet U.S. EPA Tier 4 Final, EU Stage IIIB 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 60.3BHP
Maximum Power 74.3BHP
Rated Speed 2200 & 2500 rpm

Emission Standards

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Emissions U.S. EPA Tier 4 Final, EU Stage IIIB Nonroad Emission Standards

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 (T)
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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Height 829.5 mm (32.6 in)
Length 610 mm (24 in)
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 251 kg (553.4 lb)
Width 653 mm (25.7 in)

Aftertreatment Dimensions - Approximate

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Diameter Wall-Flow: 180 mm (7.1 in). Through Flow: 149 mm (5.8 in)
Length Wall Flow: 541 mm (21.3 in). Through Flow: 509 mm (20 in)
Weight Wall Flow: 20 kg (44 lb). Through Flow: 14 kg (30.8 lb)