{"product_id":"dorman-674-504-exhaust-manifold","title":"Dorman 674-504 Exhaust Manifold - Left","description":"\u003ch2\u003eDorman 674-504 Exhaust Manifold for Corvette\u003c\/h2\u003e\u003cp\u003eThis Dorman exhaust manifold is built for direct replacement on specified vehicles, with fit and function matched to the original part. It is a cast iron manifold for the left side of 1962-1963 Chevrolet Corvette applications, and it includes the gasket and downpipe hardware needed for a complete exhaust repair.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDirect replacement exhaust manifold for specified Chevrolet Corvette applications\u003c\/li\u003e\n\u003cli\u003eCast iron construction for durable exhaust service\u003c\/li\u003e\n\u003cli\u003eNatural finish with square port shape\u003c\/li\u003e\n\u003cli\u003eIncludes gasket and mounting hardware for the manifold-to-downpipe connection\u003c\/li\u003e\n\u003cli\u003eFits left-side installation on 1962-1963 Chevrolet Corvette\u003c\/li\u003e\n\u003cli\u003ePart number 674-504 for easy identification\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eDorman 674-504 is engineered as an OE-style exhaust manifold replacement for the left side of 1962-1963 Chevrolet Corvette models. The cast iron design supports long-term exhaust durability, while the square port shape and direct-fit layout help maintain the original exhaust connection points. This part number 674-504 is a practical choice when replacing a cracked, warped, or leaking manifold on a classic Corvette.\u003c\/p\u003e\u003cp\u003eThe package includes the manifold gasket, flange, studs, nuts, and washers needed for the downpipe connection, helping streamline the repair process. This part cross-references ATP 101218 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat This Part Helps Fix\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eExhaust leaks at the manifold-to-cylinder head or manifold-to-downpipe area\u003c\/li\u003e\n\u003cli\u003eCracked or heat-damaged original manifold casting\u003c\/li\u003e\n\u003cli\u003eWarped sealing surfaces that cause ticking or exhaust noise\u003c\/li\u003e\n\u003cli\u003eLoss of exhaust flow integrity on a 1962-1963 Chevrolet Corvette, left side\u003c\/li\u003e\n\u003cli\u003eCorrosion-related failure in the original exhaust manifold assembly\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify left-side fitment before installation on your 1962-1963 Chevrolet Corvette. Inspect the cylinder head sealing surface, exhaust flange, and fastener threads before assembly, and replace any damaged mating components to support a proper seal. Follow factory torque specifications and allow the exhaust system to cool fully before service.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eThis Dorman manifold is precision-engineered and durably manufactured to match the fit and function of the original manifold on specified vehicles. It is built for direct replacement use on the listed Corvette applications.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":44045615038645,"sku":"BKKY-674-504","price":107.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_674504_Fro.jpg?v=1775010095","url":"https:\/\/www.partcatalog.com\/products\/dorman-674-504-exhaust-manifold","provider":"PartCatalog","version":"1.0","type":"link"}