so its got spark at 5 and 7,"some" fuel,timing's right-should fire.Any chance these 2 plug leads are swapped? Are the valves opening---is the cam lobe chewed out? In Oztraylia we have pressure pack cans of "START YA *******" hydrocarbons.....
sounds like you need one to test those Webers. ADMINISTRATORS--no swear warning please this is a dinki di product name.