length on a /6 3 speed clutch fork and z bar?

[upnover]

i have a wanted ad posted for a clutch fork and a z bar on a few sites and everyone keeps asking me lengths, i have checked brewers/passons siter but no one lists anything for a six cylinder. does anyone know the length? thanks guys there isent much info on /6 cars out there that im finding. workin on a 70 barracuda, /6 with a 3 spd on the floor