Mr. Gasket Water Necks brighten up your engine compartment with a clean, custom look. Designed specifically for late big-block and small-block Chevys and manufactured from solid steel, they're chrome-plated, highly polished, and have a special O-ring for a perfect fit and a dependable, leak-proof seal. This 45-degree design comes with an extra-thick base that eliminates warping and distortion, and the kit includes all the necessary hardware for a quick, easy installation and years of trouble-free service.