{"product_id":"bcbc-v3042-engine-exhaust-valve","title":"BCBC V3042 Engine Exhaust Valve","description":"\u003ch2\u003eEngine Exhaust Valve Overview\u003c\/h2\u003e\u003cp\u003eMelling V3042 is a standard replacement engine exhaust valve built for stock applications that require precise valve control and durable heat resistance. It is used across a wide range of Chevrolet, GMC, and Cadillac V8 applications, including Chevrolet Silverado 2500 HD and GMC Sierra 3500 HD fitments.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSteel construction for strength and consistent valve operation.\u003c\/li\u003e\n\u003cli\u003eCoated finish for added surface protection.\u003c\/li\u003e\n\u003cli\u003eStandard replacement grade for stock engine service.\u003c\/li\u003e\n\u003cli\u003e45-degree seat angle for proper sealing geometry.\u003c\/li\u003e\n\u003cli\u003e1.59 in. valve head diameter and 0.314 in. stem diameter.\u003c\/li\u003e\n\u003cli\u003eDesigned for applications that demand heat resistance and fatigue strength.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThe Melling V3042 exhaust valve is engineered with superior-grade alloy materials and advanced manufacturing methods to meet the dimensional and performance requirements of stock valve train service. Its steel body, coated finish, and single lock groove design support dependable operation under high-temperature exhaust conditions. This part number, V3042, is listed for many GM truck and performance platforms, including Chevrolet Express 2500, Chevrolet Camaro, and Cadillac CTS applications.\u003c\/p\u003e\u003cp\u003eMelling V3042 is a practical choice when replacing a worn exhaust valve in engines that need accurate sealing, stable stem guidance, and long service life. The part number V3042 also cross-references DNJ EV3215 and OSC 13042 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestoring exhaust valve sealing after wear or heat damage.\u003c\/li\u003e\n\u003cli\u003eAddressing low compression caused by a damaged valve face or stem.\u003c\/li\u003e\n\u003cli\u003eReplacing a valve with excessive stem wear or distortion.\u003c\/li\u003e\n\u003cli\u003eCorrecting exhaust leakage that affects engine performance.\u003c\/li\u003e\n\u003cli\u003eSupporting stock engine rebuilds on GM truck and car platforms.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify valve dimensions, seat angle, and stem diameter before installation. This part is listed for stock applications only, including fitments with an exception for CNG engine use on certain Chevrolet Express 4500 and GMC Savana 4500 models. Confirm cylinder head compatibility and follow standard valve train service procedures during assembly.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eMelling uses precision engineering, controlled material selection, and advanced manufacturing processes to produce exhaust valves for demanding engine service. V3042 is built to meet the specifications required for durable, efficient operation in OEM-style and performance-oriented applications.\u003c\/p\u003e","brand":"BCBC","offers":[{"title":"Default Title","offer_id":53725611786421,"sku":"BCBC-V3042","price":27.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/ML_V3042_Fro.jpg?v=1794204786","url":"https:\/\/www.partcatalog.com\/products\/bcbc-v3042-engine-exhaust-valve","provider":"PartCatalog","version":"1.0","type":"link"}