Cat C3.4B, Less than 56 kW (75 hp)

Industrial Diesel Engines - Highly Regulated

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About the Cat C3.4B, Less than 56 kW (75 hp)

 

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.

Specifications

Power Rating
Minimum Power 60.3 BHP
Maximum Power 74.3 BHP
Rated Speed 2200 & 2500 rpm
Emission Standards
Emissions U.S. EPA Tier 4 Final, EU Stage IIIB Nonroad Emission Standards
General
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
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
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)

Features

Reliable, Quiet and Durable Power

Reliable, Quiet and Durable Power
World-class manufacturing capability and processes coupled with proven core engine designs assure reliability, quiet operation, and many hours of productive life.

High Performance

High Performance
Leading-edge technology provides significant improvements in power, torque, fuel consumption and response. Technology includes single smart wastegated turbo systems, durable high pressure common rail technology, and closed circuit breathing system.

Fuel Efficiency

Fuel Efficiency
Fuel consumption optimized to match operating cycles of a wide range of equipment and applications while maintaining low operating costs.

Fuel & Oil

Fuel & Oil
Tier 4 Interim or Tier 4 Final, Stage IIIB or Stage IV engines require Ultra Low Sulfur Diesel (ULSD) fuel containing a maximum of 15 ppm sulfur, and new oil formulations to support the new technology. Cat® engines are designed to accommodate B20 biofuel. Your Cat dealer can provide more information regarding fuel and oil.

Broad Application Range

Broad Application Range
Industry leading range of factory configurable ratings and options for agricultural, material handling, construction, mining, aircraft ground support, and other industrial applications.

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