Ratio 50:1
lp marko
no it is all in how you take care of it
That depends on its age, most modern motors take fuel and mix oil separately and mix it for you, you only need to fill the mix oil reservoir.
5w-30
Take it to a marine repair shop or google it up, the answer is there
The reed valves are located behind the cart on a 9.8 Mercury. There is a plate to take off and the reed valves are behind it.
take it off
you get under the car and have to take off the fuel tank after you take it off there is gonna be a circle and you have to take it screw it off and out comes the fuel pump.
It will take a skilled mechanic approximately 5 hours to change the fuel pump in your 1991 Mercury Cougar. It can take a novice mechanic much longer.
I am loking to do that also if you find any answers can you help me to? My E-Mail is a.cuddy@hotmail.com
The fuel pump on a mercury cougar is in the fuel tank. You are going to have to remove the fuel tank, take the lock ring off of the tank, and then pull the pump assembly out.
If the seals between oil and fuel has been damaged then mixing will happen, take the motor to a qualified repairer
Keep engines, motors, and fans turned off