Which exhaust manifold is this?

[image]http://i69.photobucket.com/albums/i48/GeorgeLotus/DSC08312.jpg[/image]
[image]http://i69.photobucket.com/albums/i48/GeorgeLotus/DSC08311.jpg[/image]
[image]http://i69.photobucket.com/albums/i48/GeorgeLotus/DSC08310.jpg[/image]
[image]http://i69.photobucket.com/albums/i48/GeorgeLotus/DSC08307.jpg[/image]

Anybody knows?

Your’s

LOL Rob!
Now how didn�t I think that?

looks similar to my EBD stepped bore:
[image]http://media.centoundici.org/albums/userpics/10026/ebd.jpg[/image]

thanks