Mercury 40M / ML Sea Pro boat motor

Mercury 40M / ML Sea Pro boat motor

Brief description

  • Capacity 644 cm3
  • Power 40.0 hp
  • (2-stroke)
  • Weight 75 kg.


Maximum power HP : 40
Maximum speed: 5500
Number of cylinders: 2
Engine capacity, cm3: 644
Bore x stroke, mm: 68X59
Intake system: Loop flushing
Exhaust system: Through screw
Cooling: Water running + thermostat + pressure regulator
Ignition: Discharging the capacitor module CDI
Starting: Manual
Gear ratio: 2.0: 1
Control System: Tiller
Adjusting the trim: 5 positions
Transfers: P.h.-N.-3.h.
Drive shaft length, mm: short 381, long 508
Fuel tank, l: 25
Dry Weight: 74
Standard screw: 3x10 3/8x11

Extra description

Water pump with flexible impeller and stainless steel housing ensures exceptional corrosion resistance and reliability. The motors are equipped with double water inlet with inlet duplicate windows, ensuring efficient operation of the cooling system, even when the main water inlet is clogged. Side gearshift lever of strengthened design ensures reliable operation throughout the life of the motor. 

M - manual start; E - Electric start-up; L - length of shaft hull 508mm; XL - length of shaft hull 635mm; No L, XL - length of shaft hull 381mm; O – automatic of petrol with oil .; PT - electric hydrolift; C - reverse rotation of the screw; EFI electric fuel injection; SW - for salt water; F - four-stroke engine; SeaPro - for commercial use; Sail - extra motor for yachts; BF – load reducer for heavy crafts; OptiMax - direct fuel injection; JET - the water jet engine.