While you wait for answers, we may have found some information which could help you.
Click here for Service Engine DespiteFuel Starvation?
McCulloch MT270X ignition coil?
Where can I buy a strimmer spool spring for my McCulloch MT270X strimmer?
How can I replace electric cord on mcculloch air stream electric blower?
how can i fix mcculloch mt270 strimmer?
How do i keep my strimmer running?