{"product_id":"bmw-r45-r65-zylinderkopfuberholung-twinshock-und-monolevermodelle-bleifrei","title":"BMW R45 R65 cylinder head overhaul valve shaft seals Twinshock and Monolevermodelle unleaded","description":"\u003cp\u003e\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cspan style=\"color: rgb(224, 62, 45); font-size: 14pt; text-decoration: underline;\"\u003eImportant:\u003c\/span\u003e\u003c\/span\u003e Please download the order form under Documents here in the item description, fill it out, include it with the cylinder head, and send it to our company address. \u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003e\u003cstrong\u003eBMW 2-Valve Boxer Cylinder Heads – Precision Machining at the Highest Level\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003eOur comprehensive overhaul for BMW 2-valve boxer cylinder heads combines state-of-the-art technology with decades of experience. Each head is thoroughly disassembled, industrially cleaned, and optionally ceramic-blasted – for a clean, matte finish that is highly suitable for everyday use.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003eOld valve guides and seat rings are removed, and the base bores are precisely milled and honed. New components are installed stress-free using thermal shrinking. Final honing guarantees perfect fits. The valve seats are machined on our SERDI 100 – based on 30 years of experience and specially developed contours. A vacuum test ensures optimal valve sealing.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003eAfter installing the new valves and springs, you will receive ready-to-install cylinder heads back – prepared for peak performance and high mileage.\u003c\/span\u003e\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003e\u003cstrong\u003eScope of services per cylinder head:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003eDisassembly, cleaning, visual inspection\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003e\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003e(Optional) Ceramic blasting\u003c\/span\u003e\u003c\/span\u003e\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003e \u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003eRemoval of valve guides and seat rings\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003eMilling and honing of base bores\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003eShrink-fitting of new guides and seat rings\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003eHoning valve guides to final dimension\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003eMachining valve seats on SERDI 100\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003eVacuum leak test\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003eAssembly of valves, valve retainers, and valve springs\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003e\u003cstrong\u003eParts package included in the price:\u003c\/strong\u003e\u003c\/span\u003e\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003e\u003cspan style=\"color: rgb(51, 51, 51); text-transform: none; text-indent: 0px; letter-spacing: normal; font-family: verdana, geneva, sans-serif; font-size: 13.33px; font-style: normal; font-weight: 400; word-spacing: 0px; float: none; display: inline !important; white-space: normal; orphans: 2; widows: 2; background-color: rgb(255, 255, 255); font-variant-ligatures: normal; font-variant-caps: normal; -webkit-text-stroke-width: 0px; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e1 exhaust valve seat\u003c\/span\u003e\u003cbr style=\"color: rgb(51, 51, 51); text-transform: none; text-indent: 0px; letter-spacing: normal; font-family: verdana, geneva, sans-serif; font-size: 13.33px; font-style: normal; font-weight: 400; word-spacing: 0px; white-space: normal; box-sizing: border-box; orphans: 2; widows: 2; background-color: rgb(255, 255, 255); font-variant-ligatures: normal; font-variant-caps: normal; -webkit-text-stroke-width: 0px; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\/\u003e\u003cspan style=\"color: rgb(51, 51, 51); text-transform: none; text-indent: 0px; letter-spacing: normal; font-family: verdana, geneva, sans-serif; font-size: 13.33px; font-style: normal; font-weight: 400; word-spacing: 0px; float: none; display: inline !important; white-space: normal; orphans: 2; widows: 2; background-color: rgb(255, 255, 255); font-variant-ligatures: normal; font-variant-caps: normal; -webkit-text-stroke-width: 0px; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e2 valve guides\u003c\/span\u003e\u003cbr style=\"color: rgb(51, 51, 51); text-transform: none; text-indent: 0px; letter-spacing: normal; font-family: verdana, geneva, sans-serif; font-size: 13.33px; font-style: normal; font-weight: 400; word-spacing: 0px; white-space: normal; box-sizing: border-box; orphans: 2; widows: 2; background-color: rgb(255, 255, 255); font-variant-ligatures: normal; font-variant-caps: normal; -webkit-text-stroke-width: 0px; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\/\u003e\u003cspan style=\"color: rgb(51, 51, 51); text-transform: none; text-indent: 0px; letter-spacing: normal; font-family: verdana, geneva, sans-serif; font-size: 13.33px; font-style: normal; font-weight: 400; word-spacing: 0px; float: none; display: inline !important; white-space: normal; orphans: 2; widows: 2; background-color: rgb(255, 255, 255); font-variant-ligatures: normal; font-variant-caps: normal; -webkit-text-stroke-width: 0px; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e2 valves with 7mm stem\u003c\/span\u003e\u003cbr style=\"color: rgb(51, 51, 51); text-transform: none; text-indent: 0px; letter-spacing: normal; font-family: verdana, geneva, sans-serif; font-size: 13.33px; font-style: normal; font-weight: 400; word-spacing: 0px; white-space: normal; box-sizing: border-box; orphans: 2; widows: 2; background-color: rgb(255, 255, 255); font-variant-ligatures: normal; font-variant-caps: normal; -webkit-text-stroke-width: 0px; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\/\u003e\u003cspan style=\"color: rgb(51, 51, 51); text-transform: none; text-indent: 0px; letter-spacing: normal; font-family: verdana, geneva, sans-serif; font-size: 13.33px; font-style: normal; font-weight: 400; word-spacing: 0px; float: none; display: inline !important; white-space: normal; orphans: 2; widows: 2; background-color: rgb(255, 255, 255); font-variant-ligatures: normal; font-variant-caps: normal; -webkit-text-stroke-width: 0px; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e2 valve springs\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003e\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003e\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\/\u003e\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003eSurfacing of the sealing faces (cylinder and valve cover side) can be ordered additionally. We recommend machining both sides to avoid fitment issues caused by warped surfaces.\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003e\u003cspan style=\"font-family: verdana,geneva,sans-serif; font-size: 10pt;\"\u003e\u003cstrong\u003ePrice applies per cylinder head.\u003c\/strong\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cbr\/\u003e\u003cbr\/\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ciframe height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/7Hrn72vuEdg?si=ukTVUSCab9OTzv8k\" title=\"YouTube video player\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Sport Evolution","offers":[{"title":"without planning","offer_id":56805983256956,"sku":"SE-20-80108-01-003S1","price":305.0,"currency_code":"EUR","in_stock":true},{"title":"nur Zylinderdichtfläche","offer_id":56805983289724,"sku":"SE-20-80108-01-003S2","price":347.5,"currency_code":"EUR","in_stock":true},{"title":"beide Dichtflächen planen","offer_id":56805983322492,"sku":"SE-20-80108-01-003S3","price":390.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0939\/2390\/1820\/files\/397A5380_12146.jpg?v=1781343680","url":"https:\/\/sport-evolution.de\/en\/products\/bmw-r45-r65-cylinder-head-overhaul-twinshock-and-monolever-models-unleaded-1","provider":"Sport Evolution","version":"1.0","type":"link"}