94 carb on a banger motor

I have a downdraft intake for a single carb and searchin feebay for holley 94's shows up several different model numbers.

Whats the difference between a 59 and a EC ?

Also any advice on the jetting etc for a 94 on a 4 banger?

thanks

 

you should ask xadamx<SCRIPT type=text/javascript> vbmenu_register("postmenu_2817122", true); </SCRIPT> he posted 2 days ago on his 29 coupe with a killer banger with i think a 94. check out the tread,
http://www.jalopyjournal.com/forum/showthread.php?t=265498

 

Thanks SC