Locate cable accelerator pedal in relation to single barrel linkage

Yup, that's a '67-up accelerator pedal; you'll just have to dope out the location on your own – many people have installed that kind of pedal in pre-'67 A-bodies over the years, so it's doable.

Lokar stuff has caused a lot of people a lot of problems over a lot of years; you might want to see this thread for better options.