{"product_id":"19256978-genuine-gm-cylinder-head-assembly-with-valve-for-2-2l-l4-engines","title":"19256978 Genuine GM Cylinder Head Assembly With Valve For 2.2L L4 Engines","description":"\u003ch2 data-end=\"779\" data-start=\"479\"\u003eDescription\u003c\/h2\u003e\n\u003cp data-start=\"108\" data-end=\"487\"\u003eThe 19256978 cylinder head assembly with valve is a genuine GM engine component designed for vehicles equipped with the 2.2L L4 engine from 2007–2008. It restores the factory cylinder head structure and supports proper airflow, valve operation, and combustion chamber sealing.\u003c\/p\u003e\n\u003ch2\u003eVehicle Compatibility\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; height: autopx;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"height: 21.9333px;\"\u003e\n\u003cth style=\"width: 27.1739%; text-align: center;\"\u003e\u003cstrong\u003eYear\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth style=\"width: 26.9928%; text-align: center;\"\u003e\u003cstrong\u003eVehicle\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth style=\"width: 23.7182%; text-align: center;\"\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth style=\"width: 20.847%; text-align: center;\"\u003e\u003cstrong\u003eTrims\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"width: 27.1739%;\"\u003e2008\u003c\/td\u003e\n\u003ctd style=\"width: 26.9928%;\"\u003eChevrolet Cobalt\u003c\/td\u003e\n\u003ctd style=\"width: 23.7182%;\"\u003e2.2L L4 Gas\u003c\/td\u003e\n\u003ctd style=\"width: 20.847%;\"\u003eLS, LT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 10px;\"\u003e\n\u003ctd style=\"width: 27.1739%;\"\u003e2008\u003c\/td\u003e\n\u003ctd style=\"width: 26.9928%;\"\u003eChevrolet HHR\u003c\/td\u003e\n\u003ctd style=\"width: 23.7182%;\"\u003e2.2L L4 Gas\u003c\/td\u003e\n\u003ctd style=\"width: 20.847%;\"\u003eLS, LS Panel, LT, LT Panel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 27.1739%;\"\u003e2008\u003c\/td\u003e\n\u003ctd style=\"width: 26.9928%;\"\u003eChevrolet Malibu\u003c\/td\u003e\n\u003ctd style=\"width: 23.7182%;\"\u003e2.2L L4 Gas\u003c\/td\u003e\n\u003ctd style=\"width: 20.847%;\"\u003eClassic LS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 27.1739%;\"\u003e2008\u003c\/td\u003e\n\u003ctd style=\"width: 26.9928%;\"\u003ePontiac G5\u003c\/td\u003e\n\u003ctd style=\"width: 23.7182%;\"\u003e2.2L L4 Gas\u003c\/td\u003e\n\u003ctd style=\"width: 20.847%;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 27.1739%;\"\u003e2007\u003c\/td\u003e\n\u003ctd style=\"width: 26.9928%;\"\u003eChevrolet Cobalt\u003c\/td\u003e\n\u003ctd style=\"width: 23.7182%;\"\u003e2.2L L4 Gas\u003c\/td\u003e\n\u003ctd style=\"width: 20.847%;\"\u003eLS, LT, LTZ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 27.1739%;\"\u003e2007\u003c\/td\u003e\n\u003ctd style=\"width: 26.9928%;\"\u003eChevrolet HHR\u003c\/td\u003e\n\u003ctd style=\"width: 23.7182%;\"\u003e2.2L L4 Gas\u003c\/td\u003e\n\u003ctd style=\"width: 20.847%;\"\u003eLS, LS Panel, LT, LT Panel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 27.1739%;\"\u003e2007\u003c\/td\u003e\n\u003ctd style=\"width: 26.9928%;\"\u003eChevrolet Malibu\u003c\/td\u003e\n\u003ctd style=\"width: 23.7182%;\"\u003e2.2L L4 Gas\u003c\/td\u003e\n\u003ctd style=\"width: 20.847%;\"\u003eLS, LT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 27.1739%;\"\u003e2007\u003c\/td\u003e\n\u003ctd style=\"width: 26.9928%;\"\u003ePontiac G5\u003c\/td\u003e\n\u003ctd style=\"width: 23.7182%;\"\u003e2.2L L4 Gas\u003c\/td\u003e\n\u003ctd style=\"width: 20.847%;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eGeneral Specifications\u003c\/h2\u003e\n\u003cdiv style=\"width: 100%; display: block;\"\u003e\n\u003ctable class=\"product-table\" style=\"height: 197px; width: 100% !important; table-layout: fixed !important; display: table !important;\"\u003e\n\u003ccolgroup\u003e\n\u003ccol style=\"width: 30.5307%;\"\u003e\n\u003ccol style=\"width: 69.2136%;\"\u003e\n\u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003eNew\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e\u003cspan data-sheets-root=\"1\"\u003e19256978\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCylinder Head Assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd\u003e\u003cstrong\u003eYears\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2007–2008\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e25.9 x 17.2 x 9.9 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e44.40 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFitment Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDirect Replacement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVehicle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eChevrolet HHR, Chevrolet Cobalt, Chevrolet Malibu, Pontiac G5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.0L DOHC, 2.2L DOHC, 2.4L DOHC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp data-end=\"1574\" data-start=\"1555\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2 data-end=\"1574\" data-start=\"1555\"\u003eProduct Features\u003c\/h2\u003e\n\u003cp\u003eThe 19256978 cylinder head assembly is built to match factory performance and installation requirements:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eForms the upper combustion chamber area of the 2.2L L4 engine.\u003c\/li\u003e\n\u003cli\u003eIncludes integrated valves for proper intake and exhaust operation.\u003c\/li\u003e\n\u003cli\u003eMaintains correct airflow and combustion chamber geometry.\u003c\/li\u003e\n\u003cli\u003eMatches original GM casting dimensions for accurate engine fit.\u003c\/li\u003e\n\u003cli\u003eSupports factory coolant and oil passage routing.\u003c\/li\u003e\n\u003cli\u003eManufactured to GM engine component durability standards.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-end=\"1913\" data-start=\"1893\"\u003eApplication Notes\u003c\/h2\u003e\n\u003cp data-end=\"2232\" data-start=\"2023\"\u003eThe 19256978 cylinder head assembly is intended for 2007–2008 GM vehicles equipped with the 2.2L L4 engine. Proper installation ensures correct compression, valve alignment, and coolant circulation within the engine.\u003c\/p\u003e\n\u003cblockquote\u003e\n\u003cp data-end=\"2339\" data-start=\"2234\"\u003eAlways verify part number, engine configuration, and cylinder head compatibility before installation.\u003c\/p\u003e\n\u003cstrong data-end=\"1399\" data-start=\"1379\"\u003e\u003c\/strong\u003e\n\u003c\/blockquote\u003e","brand":"GM","offers":[{"title":"Default Title","offer_id":48435457884387,"sku":"19256978","price":599.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0769\/5122\/4547\/files\/s-l1600_09deccd9-0afc-4426-a73e-1bc9c600587b.webp?v=1773320822","url":"https:\/\/unitautoparts.com\/products\/19256978-genuine-gm-cylinder-head-assembly-with-valve-for-2-2l-l4-engines","provider":"Unit Auto Parts","version":"1.0","type":"link"}