I have a Stihl backpack blower that takes 50:1 mix. I also have a McCullogh
Eager Beaver chain saw that takes 40:1 and an Echo SRM 1500 string trimmer
that takes 32:1. Can I use 50:1 in all, without causing damage, considering
that I use Stihl 50:1 oil for the blower?
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Frank