The Automotive Directory Featured Sites Used Cars Used car listings and dealerships across the country, as well as informative articles for the used car buyer and seller. Listings Carac International Ltd - selling trailer parts and metal pressings. Also has an automated production line and offers a custom manufacturing service. Continental Imports - offers parts and component distribution to recreational vehicle and manufactured home builders. Elkhart Tool & Die, Inc - manufacturer of RV steps and continuous hinges. HWH Corporation - hydraulic leveling systems and room extensions for motorhomes and fifth wheels. Lippert Components Inc. - component and chassis supplier for manufactured housing and recreational vehicles. RV Sani-Con - manufactures a convenience system for managing waste tanks in recreational vehicles, without human contact with sewage hoses.