{"product_id":"supertech-beehive-valve-spring-titanium-retainer-set-audi-ea839-2-9t-3-0t","title":"Supertech Beehive Valve Spring \u0026 Titanium Retainer Set, Audi EA839 2.9T\/3.0T","description":"\u003cp\u003eWith valvetrain issues becoming more prevalent as the EA839 platform is pushed further, it's important to get ahead of broken valve springs! Pair this kit with updated rollers to bulletproof your heads. An absolute must for any engine built, or as a preventative measure for stock engines. Don't forget to update your \u003ca href=\"https:\/\/garageautosports.com\/collections\/b9-s4-s5-rs-engine\/products\/updated-roller-rocker-arm-set-audi-ea839\" target=\"_blank\" rel=\"noopener\"\u003erollers\u003c\/a\u003e during this install!\u003c\/p\u003e\n\u003cp\u003eThe unique beehive construction provides progressive spring pressures throughout the compression range, reducing moving mass as the lower coils are compressed, providing more mechanical advantage and less inertia.\u003c\/p\u003e\n\u003cp\u003e\u003ca rel=\"noopener\" href=\"https:\/\/garageautosports.com\/pages\/contact-us\" target=\"_blank\"\u003eContact us\u003c\/a\u003e to arrange installation at our Ontario, Canada location!\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIncludes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e24 valve springs\u003c\/li\u003e\n\u003cli\u003e24 titanium retainers\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"product-spec\"\u003e\n\u003cli\u003eSeat Pressure:\u003cspan\u003e \u003c\/span\u003e73@37.40\u003cspan\u003e \u003c\/span\u003e; 84@36\u003c\/li\u003e\n\u003cli\u003eOpen Pressure: 173@ 10 ; 164@ 10\u003c\/li\u003e\n\u003cli\u003eMax Lift: 11.00mm\u003c\/li\u003e\n\u003cli\u003eCoil Bind: 23.50mm\u003c\/li\u003e\n\u003cli\u003eOuter Spring ID: 12.70mm (top)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eRate: 8.0\u003c\/li\u003e\n\u003cli\u003eOuter Spring OD: 24.00mm (bottom)\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eB9 S4\/S5 3.0T\u003c\/li\u003e\n\u003cli\u003eB9 RS4\/RS5 2.9T\u003c\/li\u003e\n\u003cli\u003eFY Q5\/SQ5 3.0T\u003c\/li\u003e\n\u003cli\u003e4M Q7\/Q8 3.0T\u003c\/li\u003e\n\u003cli\u003ePorsche models with EA839 engine\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Supertech","offers":[{"title":"Default Title","offer_id":44825057132743,"sku":"SPRK-A2416-BE1-V6","price":944.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0088\/3969\/2384\/files\/dual-spring-kits.jpg?v=1737137279","url":"https:\/\/garageautosports.com\/en-int\/products\/supertech-beehive-valve-spring-titanium-retainer-set-audi-ea839-2-9t-3-0t","provider":"Garage Auto Sports","version":"1.0","type":"link"}