Noonan Race Engineering’s 4.9˝ Billet Hemi Big Dawg engine starts out as an 815-lb. chunk of solid aluminum. From there, it gets machined into a piece of masterful engineering fit for drag racing and pulling applications. Find out how this beast of an engine comes to fruition! Engine of the Week is brought to you by Scat Crankshafts, PennGrade1 & Elring.