Small block cam bolt with the hole n the middle

In my opinion this is better than the bolt. You could probably make one if you wanted to save a few dollars.

http://www.ebay.com/itm/Mopar-Small...Parts_Accessories&hash=item339cf70b8a&vxp=mtr

https://encrypted-tbn3.gstatic.com/...kROWq_jmqyNKu8A-eUgqhMshGOEV2J0HFmwU37cdLD7JA