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1986 898 merc 305ci

homerl

Regular Contributor
"Motor starts right up.After a

"Motor starts right up.After a few minutes fizzles out.Will not start for a couple of minutes than will start right back up and run good for 5 minutes or so.I emptied the seperator bowl just in case of water in fuel.Any ideas,water out back of the motor feels warm so I believe motor is up to temp.
I'm leaning to maybe replacing the coil,since as the motor warms up the motor stalls.Any help would be appreciated. homer"
 
"Ayuh,....

It takes Fuel, F


"Ayuh,....

It takes Fuel, Fire,+ Compression, at the Right Time for a motor to Run.....

You'll save yourself a Ton of Money by Diagnosing it, rather than just Throwing parts at it, Hopeing you just happen to get Lucky...."
 
"added new coil,started motor

"added new coil,started motor ran for over 20 min.All gauges were higher and immediate start up.No spitting or wanting to stall.13.5 volts and 35psi up from 11.5 and 25psi on the oil pressure.Motor was brought up to temperature.Hope that was the problem as it sure seems to be at this time.Thanks"
 
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