{"product_id":"head-stud-kit-custom-age","title":"Head Stud Kit Custom Age","description":"The ARP M156 Head Studs (006-0406-0103) are a premium upgrade designed to replace the factory head bolts in M156 engines. Engineered as a direct replacement, these studs are crafted from ARP's proprietary Custom Age 625+ alloy, known for its exceptional strength and resistance to extreme temperatures and cylinder pressures. This material boasts a tensile strength of 260,000 psi, significantly exceeding that of standard fasteners.\n\nThese 11mm head studs are specifically designed for the M156 6.2L V8 engine found in Mercedes-Benz C63 models from 2008-2015. Their robust construction ensures maximum cylinder head clamping force, which is critical for maintaining engine integrity under high-performance conditions. The studs feature a 3\/8\" thread size, a 1.600\" Under Head Length (UHL), and a 0.600\" thread length, with a head height of 0.365\".\n\nBy upgrading to ARP M156 head studs, enthusiasts can achieve greater reliability and performance, especially when pushing the M156 engine beyond its stock capabilities. These studs are a popular choice for those seeking to enhance the durability and power output of their performance Mercedes-Benz vehicles.","brand":"ARP M156","offers":[{"title":"Default Title","offer_id":52686986871096,"sku":"006-0406-0103","price":1499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/687888191.webp?v=1784879215","url":"https:\/\/store.motormia.co\/products\/head-stud-kit-custom-age","provider":"MOTORMIA","version":"1.0","type":"link"}