Industrial

Riggs Cat

Cat® C4.4 Diesel Engine

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Specification Summary

Maximum Power
173.5 HP
Maximum Torque
553 lb-ft @ 1400 rpm
Emissions
U.S. EPA Tier 4 Final
Rated Speed
2200 rpm
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Power Rating

Maximum Power
173.5 HP
Maximum Torque
553 lb-ft @ 1400 rpm
Rated Speed
2200 rpm
Minimum Power
88.4 HP

Emission Standards

Emissions
U.S. EPA Tier 4 Final

General

Engine Configuration
Inline 4
Bore
4.1 in
Stroke
5 in
Displacement
268.5 in³
Aspiration
Turbocharged Aftercooled (TA) or Series Turbocharged Aftercooled (TTA)
Compression Ratio
16.5:1
Combustion System
Direct Injection
Rotation from Flywheel End
Counterclockwise

Engine Dimensions - Approximate

Height
34.1 in
Width
30.4 in
Weight - Net Dry - Basic Operating Engine Without Optional Attachments
926 lb
Length
33.3 in

Aftertreatment Dimensions - Approximate

Width
365-695 mm (14.3-27.4 in)
Diameter
224.9-270.3 mm (9.6-10.6 in)
Height
279-430 mm (11-16.9 in)
Length
647-828 mm (25.5-32.6 in)
Weight
34-80 kg (75-17;6.4 lb)
Maximum Power
173.5 HP
Maximum Torque
553 lb-ft @ 1400 rpm
Rated Speed
2200 rpm
Minimum Power
88.4 HP
Emissions
U.S. EPA Tier 4 Final
Engine Configuration
Inline 4
Bore
4.1 in
Stroke
5 in
Displacement
268.5 in³
Aspiration
Turbocharged Aftercooled (TA) or Series Turbocharged Aftercooled (TTA)
Compression Ratio
16.5:1
Combustion System
Direct Injection
Rotation from Flywheel End
Counterclockwise
Height
34.1 in
Width
30.4 in
Weight - Net Dry - Basic Operating Engine Without Optional Attachments
926 lb
Length
33.3 in
Width
365-695 mm (14.3-27.4 in)
Diameter
224.9-270.3 mm (9.6-10.6 in)
Height
279-430 mm (11-16.9 in)
Length
647-828 mm (25.5-32.6 in)
Weight
34-80 kg (75-17;6.4 lb)