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Check the compression, and for fire at the spark plugs. Also, ensure that the fuel is fresh and free of water or other contaminates. As long as your compression is around 100 psi, or higher, and no more than 15 psi difference between the highest and lowest cylinder reading, there is sufficient compression for operation.
What else can I help you with?
What year is mercury outboard motor serial number OB308972?
1972
Ihave a 9.8hp mercury outboard with a serial number 3264908 what year was this made?
A 9.8 hp Mercury outboard, serial number 3264908, is a 1972 year model.
I have a9.8hp mercury outboard with sn 3270176 could you tell me what year it is thanks?
A 9.8 hp Mercury outboard, serial number 3270176, would be a 1972 year model.
What is the 1972 mercury outboard motor oil to fuel mixture for 6hp?
50:1
What is the point setting on a 1972 20 hp mercury thunderbolt ignition?
The correct maker point gap setting on the 1972 model, 20 hp Mercury outboard is .020in.
What is the fuel oil mixture for a 1972 mercury 65 hp outboard?
The recommended fuel/oil ratio for a 1972 model 65hp mercury is 50:1, roughly six gallons of fuel to one pint of2 cycle oil.
I purchased an older Mercury 9.8Hp motor Serial 3264445 can you tell me the year it was manufactured?
A 9.8 hp Mercury outboard, serial number 3264445, would be a 1972 year model.
1972 mercury outboard 7.5 hp has same powerhead and carburetor as the 1972 9.8 hp outboard how do they get the extra horsepower?
Usually a slightly larger carb and or reed cage which results in increased rpms. Look at the power rating of each and you will usually see the hp rated at diff rpms
What year is my 65 hp mercury serial number 4264189?
To determine the year of your 65 hp Mercury outboard motor with the serial number 4264189, you can reference Mercury's serial number charts, which indicate that this serial number corresponds to a model produced in 1972. Mercury's outboard motors typically have their production years identified by the serial numbers, so you can use this information for maintenance or parts inquiries.
What is the fuel mixture for 1972 85esl72 Johnson outboard motor?
I have a 1972 85esl72 Johnson outboard motor and I use a 50:1 ratio.
What year is a Mercury blue stripe 50HP engine with serial 3350793?
The blue stripe 4 cylinder 50 hp Mercury outboard was produced in the early to mid 1970's. The serial number 3350793 would be a 1972 year model.
What year sears outboard model 21758880?
1972
