Originally Posted by vaacutabove
what is the speed feed that fits the 90 I have been told two different part numbers.
Lets see I thought stihl had just about the best head when I was running them and you are going with speed head
The speed head has many many short comings........try loading the thing in the field when the temp is 100F and the line is curled up in your pocket. And how do you like extra vibration as that thing wears out.