While you wait for answers, we may have found some information which could help you.
Click here for Remove Head ReplaceWhy does it take so many pulls,for my weedwacker to start. ?
How do i set the idle,low and high speed jets?
spark plug gap for craftman line trimmer model 358791030?
how can I fix my weedwacker 358.791070?
Sears Model 316-791880 Gas Trimmer?
how do i remove and replace clutch assbly on sears 34cc 4cycle weedwacker m?