50 to 1 or 50:1 . The one part is TWC3 2 stroke oil for outboard motors. The 50 parts is regular unleaded gas. Since many boat fuel tanks are 6 gallons, This is equal to one pint of TWC3 oil to a 6 gallon can.
bob evans
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.
50 to 1 ratio. 16 ounces to every 6 gallons
what does a 1991 mercury 150 outboard weigh
50 to 1 50 parts gas 1 part oil
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.
roughly 380lbs
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.
http://www.outboardrepairs.com/year/# try this