stihl ms361 muffler modification

[jpmorc60]

installed a oversize cylinder does the muffler need to be opened up? thanks Fred

 

[blsnelling]

It desperately needs opened up on a stock cylinder!

 

[jpmorc60]

installed a oversize cylinder does the muffler need to be opened up? thanks Fred

what is the best way to open up the muffler. dont want to cut it open

 

[blsnelling]

Add an additional port to the flywheel side. Open the cage what you can through the back side.

 

[BroncoRN]

http://www.ebay.com/itm/like/231824133794?lpid=82&chn=ps&ul_noapp=true

 

[wildman ben]

Add an additional port to the flywheel side. Open the cage what you can through the back side.

On my 372 I just opened up the original hole, is that fine or does an additional side port do more for it?

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