{"product_id":"top-end-guardian-kit-for-2017-up-m8-models","title":"Top End Guardian Kit for 2017-Up M8 Models","description":"\u003cp data-mce-fragment=\"1\"\u003eBuilding your M8 for big power? We've got the parts you need to bulletproof the top end of your valvetrain in one convenient kit! S\u0026amp;S performance parts are direct replacement for OEM pieces, but are stronger and more durable, giving your M8 the reliability it needs as you build big HP and Torque numbers. Rocker Arm shafts, Rocker Arm Stud Kit, Head Bolt Kit and Performance Roller Rocker Arms are included in this kit that is the perfect topper for your high performance M8 build\u003c\/p\u003e\n\u003cstrong data-mce-fragment=\"1\"\u003eRocker Arm Shafts\u003c\/strong\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eReplace broken or worn OEM pieces with stronger, more durable S\u0026amp;S performance parts\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eDirect replacement for stock parts\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eHardened and surface ground for ultimate precision and durability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cstrong data-mce-fragment=\"1\"\u003eRocker Arm Stud Kit\u003c\/strong\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eExtend the life of your cylinder heads\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003ePrevent damage to Rocker Arm Towers\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eInstall studs and safely re-torque nuts\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eBlack Oxide Finish\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e12 pt Nuts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cstrong data-mce-fragment=\"1\"\u003eHead Bolt Kit\u003c\/strong\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eHeat Treated 8640 Steel\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e200,000 psi Ultimate Tensile Strength\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e14% increases in strength over stock\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eStronger material than stock Head bolts\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eDurable Black Oxide Coating\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e9\/16\" 12 point head with integral washer\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eFormed threads\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eCold Formed Head\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eReusable\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cstrong data-mce-fragment=\"1\"\u003eForged Roller Rocker Arms\u003c\/strong\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eForged from 8620 steel for greater strength\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eDesigned using Finite Element Analysis (FEA)\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eRollers eliminate thrusting on valves for decreased wear on the valve train\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eRocker geometry is better suited to high lift cams\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eBushings are 50% longer than stock, increasing time between rebuilds\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eLarger surface area on the thrust surfaces reduces wear on the heads\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eOil is sprayed directly on the valve springs, reducing potential for breaking a valve due to over-heating (stock rockers tend to oil the rocker boxes, not the valves)\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eCompatible with stock or S\u0026amp;S CNC heads\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003e1.640 Ratio\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eCapable of .650\" max Valve Lift\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eServiceable and rebuildable for generations of durabilty\u003c\/li\u003e\n\u003cli data-mce-fragment=\"1\"\u003eA must have for cams with .550\" or greater lift!\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Havoc Parts","offers":[{"title":"Default Title","offer_id":42118510411941,"sku":"","price":1291.93,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0349\/1361\/6008\/products\/1_f4a5f95b-598d-4c84-bda2-82ea98be202f.jpg?v=1669917337","url":"https:\/\/shop.havoc-motorcycles.com\/products\/top-end-guardian-kit-for-2017-up-m8-models","provider":"Havoc Motorcycles","version":"1.0","type":"link"}