MS290 - installing new top end. Replace crank seals/bearings also?

[Edward C Smith]

First rebuild. Installing new cyl, piston, and rings on my 290. Seaks a d crank bearings seem fine. Do u reokace them anyway??

 

[lone wolf]

First rebuild. Installing new cyl, piston, and rings on my 290. Seaks a d crank bearings seem fine. Do u reokace them anyway??

I would now is the time to do that while apart. Dont forget the vac test after.

 

[Outdoorguy1979]

vacuum test and pressure test best to do that before you have the whole saw back together

 

[Edward C Smith]

Saw is back together runs like new, idles normally! Already back in service. Thx for your heko!

 

[chilipeppermaniac]

DID you replace the bearings? Edward

 

[Edward C Smith]

No, I left them in place with the pan. Saw is running kike new. If/when necessary to rebuild again i will change bearings, etc.

 

[chilipeppermaniac]

No, I left them in place with the pan. Saw is running kike new. If/when necessary to rebuild again i will change bearings, etc.

Great to hear it is running nicely for you, Ed.

 

[Edward C Smith]

Thanks to you and the help of others on arboristsite. Com!