I don't know if this is any help.
http://chevy.oldcarmanualproject.com/parts/1929_54/362.htm

Being I'm not up on how 2-speed works, I would just connect them and try? If wrong swap hoses?


"Adding CFM to a truck will only help at engine speeds you don't want to use."
"I found there was nothing to gain beyond 400 CFM."