I used retractable lap type belts in my '65 but 3-point style are available.

Here are some links for you:

http://www.julianos.com/how2.html

http://www.julianos.com/seat_belts.html

In the Stovebolt Gallery ~~ "The Orange Crate" 1965 C10 SWB Step Side Build Thread

Inspired to be different. Different in a way of my own, not in a way that others strive.