Skip to main content
Contact Us Menu

C7.1

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 Price Enquire Now

    Want to learn more?

    REQUEST A PRICE

    A member of our Sales Team will be in touch to support your enquiry.
    By submitting this form, you consent to receive future marketing communications from us. You have read and agree to our Terms & Conditions and Privacy Policy, and can opt-out at any time.

      Want to learn more?

      Send an Enquiry

      A member of our Sales Team will be in touch to support your enquiry.
      By submitting this form, you consent to receive future marketing communications from us. You have read and agree to our Terms & Conditions and Privacy Policy, and can opt-out at any time.
      Looking for finance options?  Learn more about CAT Finance

      Benefits & Features

      Key Features & Benefits
      • Common rail fuel system enables optimum combustion and low emissions
      • Reduced combustion noise through advanced electronic control
      • 12V or 24V electrical system
      • Compatible with Cat® displays and electronics
      • Closed crankcase ventilation system improves engine room cleanliness
      • Gear-driven jacket water pump and sea water pump for superior reliability
      • Maintenance free valve train with hydraulic valve lash adjusters
      • Self-priming fuel system ensures a smooth start every time

      specifications

      Ratings
      Power Range 400 bhp - 500 bhp (298 bkW - 373 bkW)
      Engine Specifications
      Speed Range 2900 rpm
      Rotation from Flywheel End Counterclockwise
      Bore 105 mm
      Stroke 135 mm
      Aspiration Turbocharged, aftercooled
      Displacement 7.01 l
      Configuration In-line 6, 4-Stroke-Cycle Diesel
      Emissions IMO II, U.S. EPA Tier 3, RCD II, China II
      Dimensions & Weights
      Width - Engine 798 mm
      Height 876 mm
      Engine Dry Weight - Approximate 760 kg
      Length - Engine 1095 mm

      Standard Equipment

      STANDARD EQUIPMENT
      • 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 Equipment

      OPTIONAL ATTACHEMENTS
      • 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

      Download resources

      Product specifications, standard and optional equipment may vary depending on stock availability. For more information or to verify specific product details, please get in touch with one of our sales representatives.

      Related Products

      3512C HD

      View

      C32

      View

      C18 ACERT Tier 3 Recreational

      View
      Request Price Enquire Now
      Close