A single roll bar Raven Black ERA with black sidepipes deserves a 427 sideoiler. What's $5K between friends.
Save the 390's and 428's for the silver/beige/titanium ERA's with two roll bars.
For $17,000, the owner of ERA #760 will sell you his sideoiler for $17,000 obo.
http://www.cobracountry.com/cobra4sa...b-1224x814.jpg