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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 bhp - 500 bhp (298 bkW - 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
Common rail fuel system
Corrosion resistant sea water aftercooler
Closed crankcase ventilation system
Starter motors - 12V or 24V
Fuel cooler
Integral engine oil cooler
Vibration damper and guard
Electric fuel priming pump
Self-tensioning multi-vee alternator drive belt
Gear driven sea water pump (rubber impeller)
Fin and tube type jacket water heat exchanger
Front and rear engine mounting brackets
Optional
Alternators - 24V 140 amp - 12V 175 amp
Transmission gear oil cooler (engine mounted)
Instrument Panels
Glow plugs
Jacket water heater
6" water cooled exhaust elbow
Isolation mounts
Primary fuel filter/water separator (remote mount)
Selection of factory-fitted marine transmissions and oil hoses
Cabin heater (calorifier) connections
Triple groove PTO pulley (crankshaft mounted)
Flexible fuel hoses
Right-hand and high level left hand oil dipsticks
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