Keith That particular amperage spec. may be hard to come by. 3/4" for a starter cable seems incredibly large. Any standard battery-type cable should be plenty big. Doug **************Make your life easier with all your friends, email, and favorite sites in one place. Try it now. (http://www.aol.com/?optin=new-dp&icid=aolcom40vanity&ncid=emlcntaolcom00000010)