{"product_id":"bar-tek®-high-end-stud-bolts-cylinder-head-audi-rs6-c7-4-0-tfsi-ea824","title":"BAR-TEK® High-End Cylinder Head Stud Bolts - Audi RS6 C7 4.0 TFSI EA824","description":"\u003ch3\u003eBAR-TEK® High-End Stud Bolts Cylinder Head - Audi RS6 C7 4.0 TFSI EA824\u003c\/h3\u003e\n\u003cp\u003eCylinder head stud bolt kit\u003cspan\u003e for all EA824 4.0 TFSI V8 engines.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe BAR-TEK® studs feature an internal hex for easy installation. Thanks to the tapered design at the engine block end of the studs, they do not seat against the thread flanks when tightened, but rather at the bottom of the thread in the engine block. This design reduces stress on the threads and protects them, especially when a racing engine is repeatedly disassembled and reassembled.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cspan\u003eMade from ultra-pure \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e18.8 tool steel\u003c\/span\u003e\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003eAll threads rolled for maximum strength\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003eTapered guide section for preload, allowing for optimal force distribution across all thread turns\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003eInternal hex for easy installation\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003eTensile strength over 1800 N\/mm² (270,000 psi)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003eNickel coating for excellent corrosion protection\u003c\/span\u003e\u003c\/li\u003e\n\n\u003cli\u003e\u003cspan\u003eReusable\u003c\/span\u003e\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eA significant advantage of the BAR-TEK® stud bolt kit is that the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003enuts and washers included in the kit also have a tensile strength of 1800 N\/mm²\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eUp to 35% higher yield strength than ARP bolts.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTightening is performed in \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ethree stages, just like the OEM procedure\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. The final tightening torque is \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e110 Nm\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCompatibility:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eAudi S6 \/ RS6 C7\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e | Model year 2011–2018 \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e4.0 TFSI (EA824) – CRDB | 560 hp (412 kW)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eAudi S6 \/ RS6 C7\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e | Model year 2011–2018 \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e4.0 TFSI (EA824) – CWUC | 605 hp (445 kW)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eAudi S7 \/ RS7 C7 (4G)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e | Model year 2010–2018 \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e4.0 TFSI (EA824) – CRDB | 560 hp (412 kW)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eAudi S7 \/ RS7 C7 (4G)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e | Model year 2010–2018 \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e4.0 TFSI (EA824) – CWUC | 605 hp (445 kW)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e","brand":"QT Parts","offers":[{"title":"Default Title","offer_id":54240092291419,"sku":"21rs711","price":1608.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0713\/9937\/5126\/files\/5-2l-fsi-audi-r8-gen-2-lamborghini-huracan-v10-high-end-stehbolzen-zylinderkopf-bar-tek2alz61vywkhynf829c_1280x1280_8faddced-4a20-4446-95da-fd867c3aa21d.png?v=1791022766","url":"https:\/\/www.qtparts.fi\/en-eu\/products\/bar-tek%c2%ae-high-end-stud-bolts-cylinder-head-audi-rs6-c7-4-0-tfsi-ea824","provider":"QT Parts","version":"1.0","type":"link"}