NEW Aluminum Valve Cover. Plastic ones fail, and older steel units loose their battle against time. Eliminate pesky oil leaks and quiet some rocker arm noise while dissipating engine heat. Aluminum upgrade units feature die-cast construction with percision-machined surfaces. These are superior to other sand-cast designs. Each is af Intended Fordable. We include a replacement valve cover gasket, oil cap, hardware and grommets. Replaces original plastic valve cover on '81-'86 CJ with 258 6 cylinder engine. Estimated Time to Install*** Less than an hour Drilling & Tapping of cylinder may be required. Intended to Fit: * 1981-1983 Jeep CJ-5 * 1981-1986 Jeep CJ-7 * 1981-1985Jeep CJ-8 -br>>Explore our site! We have over 20,000 Quality Jeep parts and accessories for sale!