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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.

Cat Specs
Photos

General

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

Emission Standards

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

Power Rating

Minimum Power
60.3 BHP
Maximum Power
74.3 BHP
Rated Speed
2200 & 2500 rpm

Engine Dimensions - Approximate

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