{"product_id":"gm-3-0l-4cyl-marine-cylinder-head","title":"GM 3.0L 4Cyl Marine Cylinder Head","description":"The EngineQuest GM 3.0L 4Cyl Marine Cylinder Head (EQ-CH181M) is a robust replacement component crafted from high-grade cast iron, engineered for durability in marine and industrial environments. This cylinder head is built to meet or exceed original equipment manufacturer specifications, ensuring reliable performance.\n\nThis cylinder head is specifically designed as a direct fit for MerCruiser and OMC marine engines utilizing the 3.0L (181 cubic inch) displacement. According to available information, this head is a direct fit for 1991 and newer models (140hp) and replaces casting #14096620. EngineQuest cylinder heads undergo a rigorous 25-point quality check.\n\nIt is important to note that guide plates, such as the EngineQuest EQ-GP181M, are sold separately and are essential for keeping the rocker arm from walking off the valve tip. Screwin studs are also sold separately.","brand":"ENGINEQUEST","offers":[{"title":"Default Title","offer_id":52873119957304,"sku":"EQ-CH181M","price":530.09,"currency_code":"USD","in_stock":true}],"url":"https:\/\/store.motormia.co\/products\/gm-3-0l-4cyl-marine-cylinder-head","provider":"MOTORMIA","version":"1.0","type":"link"}