Cat C7.1 Marine Propulsion Engine IMO II

Commercial Propulsion Engines

About the Cat C7.1 Marine Propulsion Engine IMO II


C7.1 Marine Propulsion Engine IMO II


Dimensions & Weights
Length 1095 mm
Height 891 mm
Minimum Width 798 mm
Maximum Width 850 mm
Minimum Engine Dry Weight 730
Maximum Engine Dry Weight 760
Power Rating
Minimum Rating 208 bkW
Maximum Rating 317 bkW
Engine Specifications
Bore 105 mm
Stroke 135 mm
Displacement 7.01 l



Reliability & Durability

Reliability & Durability
Superior response time and acceleration; 12V or 24V electrical system; Gear driven jacket water pump and sea water pump for superior reliability; Maintenance free valve train with hydraulic valve lash adjusters

Easy to use

Easy to use
Compatible with Cat® displays and electronics; Self priming fuel system ensures a smooth start every time

Environment friendly

Environment friendly
No visible smoke; Common rail fuel system enables optimum combustion and low emissions; Reduced combustion noise through advanced electronic control; Closed crankcase ventilation system improves engine room cleanliness



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