Anyone know what type of flange is on this manifold? Looks like it might be a t4 because the flange looks slightly square. Not sure though, but thinking i might get one like it because the manifold is mandrel bent, rather then bends that are welded together.
http://cgi.ebay.com/ebaymotors/ws/eBayISAPI.dll?ViewItem&item=150079557401
http://cgi.ebay.com/ebaymotors/ws/eBayISAPI.dll?ViewItem&item=150079557401