i think this is what you are looking for:
R&M Specialties 1105-90-P - R&M Billet Wire Looms - Overview - SummitRacing.com
this is for a sbf application. I used the same ones made for a FE this is what it looks like:
i also used a universal spark plug wire set from moroso with 45 degree
plug boots to ease the routing of the wires. When they say universal it means you have to cut them to the right lenght and crimp the terminal at the distributor. Very easy to do.
Hope this helped.