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Husky 346xp piston ring?


Adamam
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I would go with Rich on this one. If the ring is worn then the skirts on your piston wil have probably worn as well.

 

Although the ring makes a large percentage of the compression, the piston fit also makes a significant difference on compression and the corresponding torque of the machine.

 

The piston should be 44.3mm in diameter - I would measure it and also look to see if any of the machining marks are still visible - you can also take it off and run it up the bore (no ring on it) with your thumb on the plug hole and feel if there is compression or not.

 

The other thing I do is get the piston near the bottom of it's stroke and move it forward and back (not up and down) to check for signs of piston slap.

 

Up to you and guess it depends if it is a customer repair, budget or your own machine!

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Awesome, thanks all! So helpful!

 

:001_cool:

 

I ordered a Meteor piston in the end since the price difference is small and the piston is tired.

 

It's my saw; I swore off Huskies for life having found them to be infinitely less fun to work on than Stihl/Dolmar/Echo/Oleo, but I couldn't resist a cheap 346!

 

So light! So zippy!

 

Zip zip!

 

Fiddly though innit? Around the carb I mean. For my montrous man-hands anyway!

 

:lol:

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Awesome, thanks all! So helpful!

 

:001_cool:

 

I ordered a Meteor piston in the end since the price difference is small and the piston is tired.

 

It's my saw; I swore off Huskies for life having found them to be infinitely less fun to work on than Stihl/Dolmar/Echo/Oleo, but I couldn't resist a cheap 346!

 

So light! So zippy!

 

Zip zip!

 

Fiddly though innit? Around the carb I mean. For my montrous man-hands anyway!

 

:lol:

 

Yes......but that pickup - brings a smile to my face every time - open up the exhaust hole by X2 for more fun:thumbup:

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