hi guys i am still having problems with my non-starting bf100. i have replaced the spark plugs but still the engine dosent spark on turn-over? it has points and condensor? do i check here next or do i replace the coil? the engine ran fine previously but since wintering i cant get it to start. many thanks for any replies. keith.

I had this problem two years ago.

If your not getting a spark, trying adjusting the points, first.
Gap .3 to .4 mm