thanks, now i know how the a/f ratio gauge works
i didn't get any special adapter, but i have found so many adapters from this site :
http://home.nycap.rr.com/ghjrsc/gauges.html
and i know how it works
but my problem is not the adapter, it's the TEE !!!
Canadian tire doesn't have a small TEE all it has it's a universal size TEE which is useless !!!!
any idea how to get this working?? HELP HELP HELP