Custom machined inlet flow guide fits Dodge/Mopar 2009-2015 casting #53021616 DE Gen 3 hemi wide port 5.7L referred to as Eagle stock heads. Material is plastic 3/4″ thick black satin finish inlet opening 1.890″ x 1.780″ with 1/2 radius, mounting hardware included. Discard the clay and improve your repeatability in flow testing with a machined IFG.