{"product_id":"arp-290-4301-pontiac-super-duty-w-iron-duke-heads-12pt-hsk","title":"ARP 290-4301 Pontiac Super Duty w\/ Iron Duke Heads 12PT Hsk","description":"Pro series cylinder head studs from ARP are cold-forged to ensure molecular integrity. They are heat-treated prior to thread rolling and machining and are rated at a whopping 220,000 psi. ARP Pro series kits are also available with 12-point nuts, and all kits come complete with hardened parallel washers for an even load distribution and accurate torque readings.\u003cbr\u003e\u003cbr\u003e","brand":"ARP Fasteners","offers":[{"title":"Default Title","offer_id":44533291221303,"sku":"ARP290-4301","price":304.5,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/9364\/1015\/files\/42034.jpg?v=1780408534","url":"https:\/\/enginemaster.com.au\/products\/arp-290-4301-pontiac-super-duty-w-iron-duke-heads-12pt-hsk","provider":"Engine Master","version":"1.0","type":"link"}