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It didn’t seem collapsed but I can double check. The tank has a new top on it and was vented. Also have a new fuel line so I wouldn’t think it would be tank or line.
My 1988 Mariner 50hp 2-stroke 3 cylinder motor dies randomly. It starts up good cold. I drive it around for a bit hour-ish and then it will bog down and die. It sounds like something is clogged when it bogs down. If I give it a little gas, the rpms increase but it sounds muffled. It will start...
I recently had my 1988 2-stroke Mariner 50hp in for service since it was idling rough. The day I got it back from the service center, I launched it and it started and ran well. After an hour I stopped to grab some food (20 minutes). When I came back the engine would not start up. When I tried to...
I appreciate the advice so far. Is your point that I should have the factory manual? If so, I am unable to find one for this 50hp 2 stroke Mariner (model: 705031ND). Any advice on this would be appreciated. Thanks!
Thanks jimmbo.
I will be testing the compression and spark this weekend (time permitting).
The gas leak is no longer happening when using the primer bulb (was happening before I rebuilt the carbs). Now the gas leak only happens upon shutting down the motor. I assume this could be a loose/bad...
I recently acquired a 16' boat with a 1988 Mariner 50hp 2-stroke 3 cylinder motor. It was working for a while, but running rough. It would often shut down when idle or near-idle, but still was usable.
In order to do a quick clean, I got some seafoam and created a mixture of gas, oil and...
