{"product_id":"4-x-1978-83-mercedes-240d-cylinder-head-bolt-12-x-100-mm-12-point-615-990-01-13","title":"4 X 1978-83 Mercedes 240D Cylinder Head Bolt 12 X 100 mm 12 Point 615 990 01 12","description":"\u003ch2\u003e\u003cem style=\"font-size: 14px;\"\u003e\u003cspan style=\"font-size: 18pt;\"\u003e4 X OEM Victor Reinz 12 mm X 100 mm XZN 12 Point Cylinder Head Bolt for 1978 - 1983 Mercedes 240D, 615 990 01 12\u003c\/span\u003e\u003c\/em\u003e\u003c\/h2\u003e\r\n\u003cp\u003e\u003cem style=\"font-size: 14px;\"\u003e\u003cspan style=\"font-size: 18pt;\"\u003e\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e\u003cspan style=\"font-size: 14pt;\"\u003e\u003cem\u003e\"Using new head bolts when performing a cylinder head installation is always a good idea however, on late-model engines that came from the factory with TTY (torque-to yield) head bolts, replacement is an absolute necessity. TTY bolts are designed to exert the maximum clamping force for a tight head gasket seal, however they permanently stretch and could fail if re-used.\"\u003cbr\u003e\u003cbr\u003e\u003c\/em\u003e\u003c\/span\u003e\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e\n\u003cspan style=\"font-size: 14pt;\"\u003eThis is a set of 4 M12 X 1.75 X 100 mm 12 point XZN later style cylinder head bolt.\u003c\/span\u003e\u003cspan style=\"font-size: 14pt;\"\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\r\n\u003cli\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThese will fit select models of the 1978 thru 1983 Mercedes 240D diesel engines, \u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003cem\u003e\u003cspan style=\"color: #ff0000; text-decoration: underline;\"\u003ePLEASE\u003c\/span\u003e\u003c\/em\u003e\u003c\/strong\u003e\u003c\/span\u003e see the application fitment table to verify fit and quantity used.\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/li\u003e\r\n\u003cli\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cem\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 14pt;\"\u003e\u003ca href=\"https:\/\/www.ebay.com\/sch\/i.html?_from=R40\u0026amp;_trksid=p2499334.m570.l1312\u0026amp;_nkw=EPSADLINK2696\u0026amp;_sacat=6028\" target=\"_blank\" rel=\"noopener\"\u003eThese bolts also use a washer, which must also be used.\u003c\/a\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/em\u003e\u003c\/span\u003e\u003c\/li\u003e\r\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan style=\"font-size: 14pt;\"\u003eWe also sell the following items:\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\r\n\u003cul\u003e\r\n\u003cli\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cem\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 14pt;\"\u003e\u003ca href=\"https:\/\/www.ebay.com\/sch\/i.html?_from=R40\u0026amp;_trksid=p2499334.m570.l1312\u0026amp;_nkw=EPSADLINK4169\u0026amp;_sacat=6028\" target=\"_blank\" rel=\"noopener\"\u003eM12 X 120 mm cylinder head bolt.\u003c\/a\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/em\u003e\u003c\/span\u003e\u003c\/li\u003e\r\n\u003cli\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cem\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 14pt;\"\u003e\u003ca href=\"https:\/\/www.ebay.com\/sch\/i.html?_from=R40\u0026amp;_trksid=p2499334.m570.l1312\u0026amp;_nkw=EPSADLINK2696\u0026amp;_sacat=6028\" target=\"_blank\" rel=\"noopener\"\u003eHead bolt washer.\u003c\/a\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/em\u003e\u003c\/span\u003e\u003c\/li\u003e\r\n\u003cli\u003e\u003ca href=\"https:\/\/www.ebay.com\/sch\/i.html?_from=R40\u0026amp;_trksid=p2499334.m570.l1312\u0026amp;_nkw=EPSADLINK3579\u0026amp;_sacat=6028\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cem\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 14pt;\"\u003eXZN 12 point drive socket head tool.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/em\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003c\/li\u003e\r\n\u003c\/ul\u003e","brand":"first class","offers":[{"title":"Default Title","offer_id":45789660971184,"sku":"6159900112X4","price":25.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0323\/8287\/7827\/files\/56338613_ce168c32-1d90-4a29-91bd-1b70d296d165.jpg?v=1794086090","url":"https:\/\/epsparts.com\/products\/4-x-1978-83-mercedes-240d-cylinder-head-bolt-12-x-100-mm-12-point-615-990-01-13","provider":"European Parts Specialists","version":"1.0","type":"link"}