This exhaust manifold is a perfect fit for your 1975-79 Ford 351M/400. With its bolt-on mounting style, this vintage part is made of durable cast iron material and is colored in gray. It is an OEM part with part number D5AE-9431-AB, and comes with a stud included. The manifold is designed for left-front placement on your vehicle and is suitable for gasoline fuel type. Though it is not a performance part, it is sure to provide reliable functionality. Buy this item now and enhance the performance of your Ford without worrying about its condition.