Edelbrock Intake Manifold Ford Flathead SlingshotEdelbrock part #1103 Slingshot intake manifold for 1938 48 engines is a reproduction of the original intake manifold designed by Vic Edelbrock Sr. in 1938. The Slingshot is a real show stopper and even includes stainless acorn nuts for mounting the two halves. Match with our block letter heads for a classic look. Includes assembly hardware and gasket #8700. Unlike other flathead manifolds we offer, the Slingshot will allow the user to retain a stock