All Classified forums require a Site Supporter subscription. It is only $25 per year and you can buy and sell whatever you like on the forum. To become a Site Supporter, go to Your Profile and select "Paid Subscriptions."
Thanks for the responses. Really would like to still use the overflow tank that came with the swap. I am guessing that it belonged to the 5.3 engine. Please if anybody has pictures of people mounting a 5.3 overflow tank somewhere, please let me know.