Patent ID: 7975473

Claim:
An exhaust manifold comprising: a manifold body including a first tube that forms an exhaust gas inlet; and a flange coupled to said manifold body that fixes said manifold body to an engine and places said manifold body in communication with an exhaust gas from said engine, said flange including a first aperture having first and second portions located along an axial extent of said first aperture, said first portion extending to a first end surface of said flange and said second portion extending to a second end surface of said flange, said first portion having a first radial width that is less than a second radial width of said second portion, said second portion receiving an end of said first tube therein, said first tube being fixed to said flange at a location within said first aperture between said first portion and said second end surface and defining a recess between said end of said first tube and said first portion of said first aperture.