Includes Flathead, Knucklehead, Panhead, Shovelhead, Evolution and TC-88 engines each on it's own wooden base, with a name plaque attached. Measurements: Flathead with base height= 3-3/8'' Knucklehead model height= 3-1/4'' Knucklehead with base height= 4-1/4'' Panhead model height = 3-9/16'' Panhead with base height= 4-3/8'' Shovelhead model height= 3-5/8'' Shovelhead with base height= 4-7/16'' TC-88 model height= 2-3/4'' Width= 2-1/2''