Get a Quote
There is currently no image for this product.
Cat® C3.4B Diesel Engine
Get A Quote

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
Standard Equipment

Power Rating

Minimum Power
60.3 bhp
Maximum Power
74.3 bhp
Frequency
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. Final dimensions dependent on selected options)

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

Aftertreatment Dimensions (Approximate. Final dimensions dependent on selected options)

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)
Diameter
Wall-Flow: 180 mm (7.1 in). Through Flow: 149 mm (5.8 in)
  • Air Inlet System
  • Control System
  • Cooling System
  • Flywheels and Flywheel Housing
  • Fuel System
  • Lube System
  • General
  • U.S. EPA Tier 4 Final, EU Stage IIIB Aftertreatment/Clean Emissions Control Equipment