I have a 4.0 litre Grinnall that is failing to start.
There seems to be a lack of 12v to the coil (and incidentally the oil pressure switch too). All dash board lights are OK. The coil is mounted on the near side of the front bonnet support panel, it's a Lucas DLB102 which required a ballast resistor. There is no sign whatsoever of such a ballast resistor within the engine compartment and the wires feeding the coil (White and a white/black) go across to the offside of the engine compartment, along the chassis leg, up over the bell housing and into the passenger compartment near the glove