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888.567.8448

888.567.8448

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4 Stroke Pricing

Protect this engine with an extended Warranty!

Mercury 9.9 Big Foot
4 Stroke Outboard Specifications
  • Propshaft Horsepower: 9.9-hp (7.4 kW)
  • Max RPM (W.O.T.): 4500-5500
  • Cylinders/Configuration: 2
  • Displacement: 19.7cu. in. (323 cc)
  • Bore & Stroke: 2.32 in. x 2.32 in. (59mm x 59mm)
  • Exhaust System: Through Prop
  • Lubrication System: Wet sump
  • Cooling System: Water cooled with thermostat
  • Ignition System: CDI with electric spark advance
  • Starting System: Manual or Electric
  • Alternator: Manual 6 amp (76 watt)/Electric 10 amp (126 watt)
  • Gear Ratio: 2.42:1
  • Gear Shift: F-N-R (front-mounted)
  • Steering: Tiller & Remote
  • Trim positions: 5
  • Shallow-Water Drive: Standard (except remote models)
  • Shaft Length: 15 in. (381mm)/20 in. (508mm)
  • Fuel Tank: 3.2 gallon (12 L)
  • Weight-Dry: 127 lbs. (58 kg)
  • Operator Warning Systems: Low oil pressure, overrev
  • Standard propeller: 3 x 10 3/8"x 9 1/2"