Starting at post 241...On the vacuum switch.
http://216.178.81.108/forums/showthr...755425&page=13
http://www.ebay.com/itm/301249077287...%3AMEBIDX%3AIT
Is the line your looking for goes over to the charcoal canister part way then connects via vacuum hose and on the other end connect to the carb. If so I may have one but no promises.