{"product_id":"porsche-ultra-cylinder-head-stud-kit-356-912-539-01-118-wr","title":"Porsche Ultra Cylinder Head Stud Kit - 356 - 912 | 539-01-118-WR","description":"\u003cp data-start=\"0\" data-end=\"305\"\u003ePorsche Ultra Cylinder Head Stud Kits for 356 and 912.\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"305\"\u003eThese WR head studs are engineered to outperform conventional options. Originally developed for our 1950cc and 2.2L engine kits, they’re manufactured from a specially heat-treated alloy designed to retain strength through repeated heat cycles—ensuring a more consistent and reliable cylinder-to-head seal.\u003c\/p\u003e\n\u003cp data-start=\"307\" data-end=\"505\"\u003eWhen torqued to 30 ft-lbs using the included ARP Ultra-Torque Assembly Lubricant, and paired with our copper head gaskets, these studs deliver exceptional clamping stability for your 356\/912 engine.\u003c\/p\u003e\n\u003cp data-start=\"507\" data-end=\"594\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eEach kit includes 16 WR head bolts and one pack of ARP Ultra-Torque Assembly Lubricant.\u003c\/p\u003e","brand":"Other","offers":[{"title":"Default Title","offer_id":41372302114874,"sku":"539.01.118.WR","price":435.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/4846\/2650\/files\/Porsche-Ultra-Cylinder-Head-Stud-Kit-356-912-539-0.png?v=1776808440","url":"https:\/\/sierramadrecollection.com\/products\/porsche-ultra-cylinder-head-stud-kit-356-912-539-01-118-wr","provider":"Sierra Madre Collection","version":"1.0","type":"link"}