Count on Zip Corvette for the best quality Corvette Parts available for your 1968-1982 Corvette. Whether you’re maintaining your Shark Corvette or completing a full restoration, our selection of C3 Corvette Cooling System parts is unsurpassed. Our inventory selection includes replacement radiator caps and drain cocks, along with radiator overflow hose straps to meet your Corvette restoration needs. In addition, Zip stands behind all of our Corvette parts with our "No-Hassle Guarantee" - That\'s customer service the Zip way!