Measurements are as follows.
Sparkplug leads
#1 - 300mm 90° sparkplug / 90° distributor
#2 - 300mm 90° sparkplug / 90° distributor
#3 - 350mm 90° sparkplug / 90° distributor
#4 - 350mm 90° sparkplug / 90° distributor
Coil lead
Coil - 650mm straight coil / 90° distributor