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

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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

Units:
Minimum Power 60.3 BHP 45.0 bkW Less
Maximum Power 74.3 BHP 55.4 bkW Less
Rated Speed 2200 & 2500 rpm 2200 & 2500 rpm Less

Emission Standards

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

General

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

Engine Dimensions - Approximate

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

Aftertreatment Dimensions - Approximate

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