So can these guys:
http://www.goodfabs.com/index.htm and this guy:
http://web.ukonline.co.uk/grahamf/products.htm Oh...and these guys:
http://www.ojzengineering.co.uk/html/home.htm If they can do these -
I'm sure they can knock up a spaghetti system. Don't know about prices but a quote from their website looks encouraging:
In addition to to our own OJZ manufactured headers, we can supply all headers in kit form for you to fabricate your own design headers using our cnc cut header flanges and mandrel bends, kit prices start at £129.95 for a four cylinder engine using 38.10mm primaries. Anybody fancy a bulk purchase ???