Chainsaw Bar Oiler Ports

[Koba]

Anyone here drill out larger oiler port holes on bars especially over 20inch and how affective do they find it?.

[mixedangased]

Done all mine, rather have too much oil than not enough,and they don't clog up as quick.

[petefran]

i repair chainsaws as i am retired a few years now working on them 40yrs plus mostly stihls and husqvara i have 3  339xp huskys at the moment from a carver all oiling but not enough would like more oil for carving bar hard nose he is using proper  bar oil oregon is there a easy mod for getting more oil by drilling and what size of drill all his stihl ms201 oil fine hope i am not bothering you thanks petefran