Over the last few weeks I've been working on the RallyBug fixing all the things we broke at the last rally race. The header was one of the major items to fix on my to-do-list.
If you remember from my last blog post (Rallye de Paris) our collector wanted no part in our racing shenanigans and jumped off our car mid-stage smashing itself to bits. So in January I bought 30 or so tight mandrel bends from HeartThrob exhaust, a parallel merge collector from S&S header, and proceeded to fabricate my own Sidewinder knockoff......
http://www.cal-look.com/blogs/2009/02/rallybug-custom-header/Enjoy!