Concours correct engine pipe donut, metal, factory original dual sized design to properly seal H-pipe to Exhaust manifolds MCA approved, sold individually.
Replaces Ford Part # C8LV-9450-A
Fits between exhaust manifold and header pipe (H or Y pipe) 2 1/16 id 3 5/8 od cast iron, tapered top and bottom, smooth inside.
These are very difficult to seat compared to the pliable ones we sell. If you do decide to use the steel version it is recommended you apply a liberal coating of Permatex High Temperature Ultra Copper Gasket Maker, found here