Mercury Snowmobiles Discussion Board

I think your cly may be worn out they seem to loos comp when they get hot i have had that problem with some of my other sleds. try to re ring it my help.

I have a 75 440 t/t and it runs ok when it is at an idle some what but as soon as i give it Throttle it starts to run week like it is only running on 1 cyl it starts to bog down i can pull a plug wire and it won't make no diff and it don't always matter witch one i pull. The spark on my 340 t/t is a...