While you wait for answers, we may have found some information which could help you.
Click here for Replace Pull CordMcculloch 2818 Runs fine but spool will not spin?
How do i keep my strimmer running?
2 Stroke strimmer not running?
how to change mcculloch sl trim head?
how do i get my pull start to recoil ?
mcculoch petrol strimmer sparkplug ?