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9.9-60hp

Enhanced fuel injection for boosted efficiency

The rugged Mercury Marine Command Thrust “CT” gearcase swings a bigger prop deeper in the water for dramatic improvement in thrust and control for heavier boats.

Fourstroke 9.9 CT

Category:

Description

FOURSTROKE 9.9 CT

The 9.9hp FourStroke Command Thrust “CT” delivers big-time power. With a longer design and larger components, the 9.9hp CT is engineered to deliver the type of power, thrust and control that wider, heavier boats demand.
HP / kW
  • 9.9 / 7.3
Engine type
  • Inline 2
Displacement (CID/CC)
  • 12.8 / 208
Full throttle RPM
  • 5000-6000
Fuel induction system
  • 2 valves per cylinder, single overhead cam (SOHC)
Alternator amp / Watt
  • 6 amp / 76 watt
Recommended fuel
  • 87% octane / up to 10% ethanol
Recommended oil
  • Mercury FourStroke Oil 10W-30
Engine protection operator warning system
  • Low oil pressure
  • Over-rev
Starting
  • Electric
  • Manual
Steering
  • Remote
  • Tiller
Shaft length
  • 20″ / 508 mm
  • 25″ / 635 mm
Gearcase ratio
  • 2.42:1
Dry weight *Lightest model available
  • 96 lbs / 44 kg
CARB star rating
  • 3
Emissions Star Rating
  • 3
Bore and stroke
  • 2.16 x 1.73″ / 55 x 44 mm
Ignition
  • CDI w/electronic spark advance
Fuel system
  • Carbureted
Cooling system
  • Water-cooled with thermostat
Gear shift
  • F-N-R
Gearcase options
  • Command Thrust
Trim system
  • Power Tilt
Trim positions
  • Ratcheting
Exhaust system
  • Through prop
Shallow water drive
  • Yes
Shallow water trim range (degrees)
  • 16
Integrated fuel tank (gal / L)
  • 3.2 / 12
Remote fuel tank standard (gal / L)
  • 3.2 / 12
Color
  • Phantom Black

Fourstroke 40 CT

Category:

Description

FOURSTROKE 40 CT

The Command Thrust gearcase sits deeper in the water, can hold a bigger prop, and has a lower gear ratio provide unmatched thrust, maneuverability and boat lift. Ideal for aluminum tillers, aluminum consoles, pontoons, inflatable soft hulls, jons, and fish & ski.
HP / kW
  • 40 / 30
Engine type
  • Inline 4
Displacement (CID/CC)
  • 60.8 / 995
Full throttle RPM
  • 5500-6000
Fuel induction system
  • 2 valves per cylinder, single overhead cam (SOHC)
Alternator amp / Watt
  • 18 amp / 226 watt
Recommended fuel
  • Unleaded 91 RON Minimum
Recommended oil
  • Mercury FourStroke 25W40 Marine Oil
Engine protection operator warning system
  • SmartCraft Engine Guardian
Compatible with SmartCraft digital technology
  • Yes
Starting
  • Electric (turn-key)
Steering
  • Big Tiller Compatible
  • Remote
  • Tiller Kit
Shaft length
  • 20″ / 508 mm
Gearcase ratio
  • 2.33:1
Dry weight *Lightest model available
  • 118 kg
Emissions Star Rating
  • 3
Bore and stroke
  • 2.56 x 2.95″ / 65 x 75 mm
Ignition
  • ECM 07 Digital Inductive
Fuel system
  • Electronic Fuel Injection (EFI)
Cooling system
  • Water-cooled with thermostat
Gear shift
  • F-N-R
Gearcase options
  • Command Thrust
Trim system
  • Power Trim
Exhaust system
  • Through prop
Shallow water trim range (degrees)
  • 20
Remote fuel tank (optional)
  • Yes
Color
  • Phantom Black
Lubrication system
  • Wet sump

Fourstroke 50CT

Category:

Description

FOURSTROKE 50 CT

The Command Thrust gearcase sits deeper in the water, can hold a bigger prop, and has a lower gear ratio provide unmatched thrust, maneuverability and boat lift. Ideal for aluminum tillers, aluminum console, pontoons, and fish & ski.
HP / kW
  • 50 / 37
Engine type
  • Inline 4
Displacement (CID/CC)
  • 60.8 / 995
Full throttle RPM
  • 5500-6000
Fuel induction system
  • 2 valves per cylinder, single overhead cam (SOHC)
Alternator amp / Watt
  • 18 amp / 226 watt
Recommended fuel
  • Unleaded 91 RON Minimum
Recommended oil
  • Mercury FourStroke 25W40 Marine Oil
Engine protection operator warning system
  • SmartCraft Engine Guardian
Compatible with SmartCraft digital technology
  • Yes
Starting
  • Electric (turn-key)
Steering
  • Big Tiller Compatible
  • Remote
  • Tiller Kit
Shaft length
  • 20″ / 508 mm
Gearcase ratio
  • 2.33:1
Dry weight *Lightest model available
  • 118 kg
Emissions Star Rating
  • 3
Bore and stroke
  • 2.56 x 2.95″ / 65 x 75 mm
Ignition
  • ECM 07 Digital Inductive
Fuel system
  • Electronic Fuel Injection (EFI)
Cooling system
  • Water-cooled with thermostat
Gear shift
  • F-N-R
Gearcase options
  • Command Thrust
Trim system
  • Power Trim
Exhaust system
  • Through prop
Shallow water trim range (degrees)
  • 20
Remote fuel tank (optional)
  • Yes
Color
  • Phantom Black
Lubrication system
  • Wet sump

Fourstroke 60CT

Category:

Description

FOURSTROKE 60 CT

The Command Thrust gearcase sits deeper in the water, can hold a bigger prop, and has a lower gear ratio provide unmatched thrust, maneuverability and boat lift. Ideal for commercial Fishing and commercial workboats.
HP / kW
  • 60 / 45
Engine type
  • Inline 4
Displacement (CID/CC)
  • 60.8 / 995
Full throttle RPM
  • 5500-6000
Fuel induction system
  • 2 valves per cylinder, single overhead cam (SOHC)
Alternator amp / Watt
  • 18 amp / 226 watt
Recommended fuel
  • Unleaded 91 RON Minimum
Recommended oil
  • Mercury FourStroke 25W40 Marine Oil
Engine protection operator warning system
  • SmartCraft Engine Guardian
Compatible with SmartCraft digital technology
  • Yes
Starting
  • Electric (turn-key)
Steering
  • Big Tiller Compatible
  • Remote
  • Tiller Kit
Shaft length
  • 20″ / 508 mm
  • 25″ / 635 mm
Gearcase ratio
  • 2.33:1
Dry weight *Lightest model available
  • 118 kg
Emissions Star Rating
  • 3
Bore and stroke
  • 2.56 x 2.95″ / 65 x 75 mm
Ignition
  • ECM 07 Digital Inductive
Fuel system
  • Electronic Fuel Injection (EFI)
Cooling system
  • Water-cooled with thermostat
Gear shift
  • F-N-R
Gearcase options
  • Command Thrust
Trim system
  • Power Trim
Exhaust system
  • Through prop
Shallow water trim range (degrees)
  • 20
Remote fuel tank (optional)
  • Yes
Color
  • Phantom Black
Lubrication system
  • Wet sump
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