Mazda MX-5 Miata Weber DCOE carburetor intake manifold – Part 1 – Intake manifold

This manifold makes possible retro fitting DCOE style carburetors to Mazda Miata MX-5 1,6 NA and NB engines. On top and bottom, there are threaded holes for installing vacuum hose fitting.The manifold have diameter of 40 mm on the carburetor side and the port matches the cylinder head. There is plenty of wall thickness, so the porting is not an issue.