If not using the OEM oil injection system, the fuel to oil ratio for the Mercury 150hp XR4, is 50:1. This is roughly, one pint of 2 cycle oil, to six gallons of fuel.
50:1 or 16oz of oil to 6 gallons gas
what does a 1991 mercury 150 outboard weigh
50 to 1 ratio. 16 ounces to every 6 gallons
If operating the engine without the oil injection system, the required ratio would be 50:1. This is roughly one pint of 2 cycle oil to six gallons of fuel.
If not using the oil injection system, a 150hp Mercury outboard would require a 50:1 ratio. This is roughly, one pint of 2 cycle oil, to six gallons of fuel.
Mercury Marine uses a lifting eye that threads into the flywheel hub for mounting, and removing, the engine.
1986
The 35 hp Mercury outboard has a dry weight of 148-150 lbs., depending on year model.
about 170 kg
A 150 hp Mercury, serial number 5976483, is a 1982 year model.
The 1991 Mercury 150 horsepower outboard motor weighs just over 400 pounds. The average weight of the motor, depending on the version, is between 390 and 404 pounds dry.
Very good-with the exception of the oil sensor mounted on the engines-I have twins and they have failed to often.