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The C7.1 marine propulsion engineis ideal for recreational boating applications, specifically smaller vessels and motoryachts ranging from 25 -60 feet in size. The engine features a common rail fuel system enabling optimum combustion and low emissions. The engines provide noticeably quiet operation due to reduced combustion noise through advanced electronic control. Additionally, no visible smoke is emitted from the C7.1 engines during operation.
Request a QuotePower Range400 - 500 bhp (298 - 373 bkW)
Speed Range2900 rpm
EmissionsIMO II, U.S. EPA Tier 3, RCD II, China II
Rotation from Flywheel EndCounterclockwise
Bore4.13in
Stroke5.31in
AspirationTurbocharged - Aftercooled
Displacement428in³
ConfigurationIn-line 6, 4-Stroke-Cycle Diesel
Width - Engine31.4in
Height34.5in
Engine Dry Weight - Approximate1676lb
Length - Engine43.1in
Standard
Water cooled turbocharger and exhaust manifold
Optional
6" water cooled exhaust elbow
Standard
Common rail fuel system
Fuel cooler
Electric fuel priming pump
Standard
Corrosion resistant sea water aftercooler
Gear driven sea water pump (rubber impeller)
Fin and tube type jacket water heat exchanger
Optional
Jacket water heater
Cabin heater (calorifier) connections
Standard
Starter motors - 12V or 24V
Standard
Closed crankcase ventilation system
Integral engine oil cooler
Vibration damper and guard
Self-tensioning multi-vee alternator drive belt
Optional
Alternators - 24V 140 amp - 12V 175 amp
Instrument Panels
Glow plugs
Primary fuel filter/water separator (remote mount)
Selection of factory-fitted marine transmissions and oil hoses
Triple groove PTO pulley (crankshaft mounted)
Flexible fuel hoses
Standard
Front and rear engine mounting brackets
Optional
Isolation mounts
Optional
Transmission gear oil cooler (engine mounted)
Optional
Right-hand and high level left hand oil dipsticks
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