C7.1 Marine Propulsion Engine (U.S. EPA Tier 3 / IMO II)

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C7.1 Marine Propulsion Engine (U.S. EPA Tier 3 / IMO II)

Power Range280 bhp – 425 bhp (209 bkW – 317 bkW)
Speed Range2300 – 2700 rpm
EmissionsU.S. EPA Tier 3, IMO II, RCD II, China II
ConfigurationIn-line 6, 4-stroke-cycle diesel
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Learn more about our C7.1 Marine Propulsion Engine (U.S. EPA Tier 3 / IMO II)

C7.1 Marine Propulsion Engine (U.S. EPA Tier 3 / IMO II)

Power Range
280 bhp - 425 bhp (209 bkW - 317 bkW)
Speed Range
2300 - 2700 rpm
Emissions
U.S. EPA Tier 3, IMO II, RCD II, China II
Configuration
In-line 6, 4-stroke-cycle diesel
Displacement
428in³
Aspiration
Turbocharged-aftercooled
Governor
Electronic (A5E2 V2 ECM)
Flywheel Housing
SAE No. 03
Bore
4.13in
Stroke
5.31in
Refill Capacity
20 L (5.3 gal)
Oil Change Interval
500 hrs
Rotation
Counterclockwise from the flywheel end
Cooling
Heat exchange or keel cooled
Dry Weight
1676lb
Height
34.5in
Length
43.1in
Width
31.4in
Marine Classification Society (MCS) Approval
Water-cooled turbocharger and exhaust manifold
Closed crankcase ventilation system
Integral engine oil cooler
Self-tensioning multi-vee alternator drive belt
Common rail fuel system
Starter motors - 12V or 24V
Fuel cooler
Electric fuel priming pump
Corrosion-resistant sea water aftercooler
Vibration damper and guard
Front and rear engine mounting brackets
Gear-driven seawater pump (rubber impeller)
Fin and tube-type jacket water heat exchanger
SOLAS double wall high-pressure fuel lines
Engine-mounted secondary alternator - 24V 55 amp or 12V 100 amp
Analogue gauge displays
Glow plugs
Mechanical throttle converter for repower
Transmission gear oil cooler (engine mounted)
Jacket water heater
Cabin heater (calorifier) connections
Various 5" and 6" water cooled exhaust elbow configurations
Right-hand and high-level left-hand oil dipsticks
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