I used a Genie Shifter w/t Swan stick & 8-ball on the auto TH350 in my 1st 64 C10. Worked out GREAT. Just another option for ya...
http://www.hotrodhotline.com/gennie/


Norm - "The Grumpster"
Crew-zin a 64 Chevy C20 Crew Cab
http://www.grumpyzgarage.com