{"product_id":"arp-porsche-2-5l-head-stud-kit-204-4211","title":"ARP Porsche 2.5L SOHC\/DOHC Head Stud Kit, 12-Point Nuts, Undercut, Chromoly | 204-4211","description":"\u003cp\u003eARP's Porsche 2.5L SOHC\/DOHC cylinder head stud kit replaces the factory head bolts with undercut, 12-point nut studs machined from chromoly steel and finished in black oxide.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e12-Point Nuts\u003c\/li\u003e\n\u003cli\u003eChromoly Steel\u003c\/li\u003e\n\u003cli\u003eBlack Oxide Finish\u003c\/li\u003e\n\u003cli\u003eUndercut Threads\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003ePorsche 2.5L SOHC\/DOHC (6-Cylinder)\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch5\u003eWhat does this head stud kit include?\u003c\/h5\u003e\u003cp\u003eChromoly cylinder head studs with 12-point nuts for the Porsche 2.5L SOHC\/DOHC 6-cylinder engine.\u003c\/p\u003e\u003ch5\u003eAre the studs undercut?\u003c\/h5\u003e\u003cp\u003eYes, the studs feature undercut threads to reduce stress concentration and improve fatigue strength.\u003c\/p\u003e\u003ch5\u003eWhat material and finish are the studs?\u003c\/h5\u003e\u003cp\u003eThey are machined from chromoly steel and finished in black oxide.\u003c\/p\u003e\u003ch5\u003eWhat nut style is included?\u003c\/h5\u003e\u003cp\u003eThe kit uses 12-point nuts for precise, repeatable torque.\u003c\/p\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"What does this head stud kit include?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Chromoly cylinder head studs with 12-point nuts for the Porsche 2.5L SOHC\/DOHC 6-cylinder engine.\"}},{\"@type\":\"Question\",\"name\":\"Are the studs undercut?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes, the studs feature undercut threads to reduce stress concentration and improve fatigue strength.\"}},{\"@type\":\"Question\",\"name\":\"What material and finish are the studs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"They are machined from chromoly steel and finished in black oxide.\"}},{\"@type\":\"Question\",\"name\":\"What nut style is included?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The kit uses 12-point nuts for precise, repeatable torque.\"}}]}\u003c\/script\u003e","brand":"Auto Racing Products","offers":[{"title":"Default Title","offer_id":42513286823984,"sku":"BQDN_204-4211","price":215.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0586\/9548\/3440\/files\/ARP204-4211.jpg?v=1761322225","url":"https:\/\/berryperformancesales.com\/products\/arp-porsche-2-5l-head-stud-kit-204-4211","provider":"Berry Performance Sales","version":"1.0","type":"link"}