Isolator bolts at autozone.:
http://www.autozone.com/autozone/par...uestid=3135473
You can look this all up yourself on the internet,
http://www.oreillyauto.com/site/c/ho...Fc7JKgodKgl5fg
http://www.napaonline.com/
http://www.autozone.com/autozone/
You need to find the source of miss in clyinder no 1 before getting any parts so you only need to make 1 trip. I believe that when you remove the rear valve cover you will find the problem.
Autozone also has the valve cover kit.