kja1888 wrote: »
Is there anything like Seafoam available here to unstick Rings on a running engine?
Вашему собственному бычьему дерьму нельзя верить - V Putin
Dan Jaman wrote: »
Take the plugs out, mix up 50% acetone and 50% ATF, dose each cylinder with a few mls, and leave sitting for a few days.
Start it up, take it for a run and see if it's improved.
Repeat as necessary.
I've done this with a few long-abandoned engines and it's worked well, where the problem has actually been sticky rings.
There used to be a product called Yamaha Ring-Free, which was sold via marine outlets, but I've not seen it for years.