X2 on the ratcheting crimpers! There the hot ticket to beautiful, professional wiring. Now it depends on the type of connections your going to use but heres the one i really like....
http://www.jegs.com/p/MSD/747779/10002/-1
Jegs also has there own house brand thats cheaper but not as many dies but i belive the MSD dies fit it? Anyhow, the MSD one is awsome!
Im not sure if you can use crushed copper tube as GP buss bars? IIRC the MBZ wiggle wire bars are of spicific resistance?