While you wait for answers, we may have found some information which could help you.
Click here for Problem Fuel Wethow can i fix mcculloch mt270 strimmer?
Where can I buy a strimmer spool spring for my McCulloch MT270X strimmer?
how to change mcculloch sl trim head?
mcculoch petrol strimmer sparkplug ?
Mcculloch 2818 Runs fine but spool will not spin?
Fuel Starvation?