High quality reproduction manufactured of abs plastic used on Fairlane and Rancheros with 390 and 427 engines. Will also fit Comet cyclone GT with 390. Fan shrouds do not include mounting hardware. The heiGTh is 19 3/4 inches, width 24 1/2 inches. The distance between the bottom bolts is 24, distance between the top bolts is 24, distance between the top bolt and bottom bolt is 10 and the hole, which is the diameter of the opening of the shroud is 19 1/4. All measurements are approximate!