{"product_id":"hex-head-arp-254-4405-stud-kit","title":"Hex Head ARP (254-4405) Stud Kit","description":"\u003cp\u003eFor good reason, virtually every top professional engine builder relies on ARP Pro Series head studs for their all-out competition powerplants.\u003c\/p\u003e\u003cp\u003eSimply stated, there is not a better stud setup on the market today.\u003c\/p\u003e\u003cp\u003eFor openers, a premium grade 8740 alloy rated far superior to aircraft quality is used by ARP.\u003c\/p\u003e\u003cp\u003eEach stud is placed vertically in special racks and precisely heat-treated to 200,000 psi.\u003c\/p\u003e\u003cp\u003eComplete heat penetration is ensured by this procedure, and the results are far superior to those lesser quality studs from other manufacturers who just dump pieces in a basket and hope for the best.\u003c\/p\u003e\u003cp\u003eFollowing heat-treat, each stud is centerless ground to make it as close to perfectly concentric as possible.\u003c\/p\u003e\u003cp\u003eAbout ten very slight cuts are involved in this procedure and result in an exceptionally straight part.\u003c\/p\u003e\u003cp\u003eIt is important to note that lesser quality studs are not even centerless ground; the material is thread rolled in bar stock form, mostly before heat-treat, when the material is easier to machine.\u003c\/p\u003e\u003cp\u003eBecause ARP studs are manufactured to such exacting tolerances, you will note that gaskets and cylinder heads literally glide into position and are perfectly aligned, something that won't happen with inferior quality head studs.\u003c\/p\u003e\u003cp\u003eHigh Performance 8740 Series Undercut Studs Hex Head Kit.\u003c\/p\u003e","brand":"ARP Inc.","offers":[{"title":"Default Title","offer_id":51709209608474,"sku":"ARP254-4405","price":205.61,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0975\/8942\/8506\/files\/51rY6VzDjCL_dd619d64-594c-4b57-a62b-2a23bfbe8314.jpg?v=1771338307","url":"https:\/\/trybeepbeep.com\/products\/hex-head-arp-254-4405-stud-kit","provider":"TryBeepbeep","version":"1.0","type":"link"}