Hi guys,i got stuck into the self propelled victa,replaced the head gasket-replaced drive belt,cant find a proper fuel tank so i improvised with a victa power tourqe type anyway the mower starts first time and runs really well,mowed half the back yard using the drive then the belt comes off the diff pully and jams under it.did this 3 times-do i need to make a small guid out of half a chain link to keep the belt in place.do to the age of the mower and slight wear on drive parts this is all i can think of...ken
