{"product_id":"cummins-5-9-head-gasket-set-020-oversize-mahle-hs4068b-12-valve-1989-1998","title":"Cummins 5.9 Head Gasket Set .020 Oversize – Mahle HS4068B 12 Valve 1989–1998","description":"\u003ch2 data-section-id=\"182ljtj\" data-start=\"682\" data-end=\"730\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"685\" data-end=\"730\"\u003eCummins 5.9 Head Gasket Set .020 Oversize\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\r\\n\u003cp data-start=\"732\" data-end=\"1013\"\u003eCummins 5.9 head gasket set Mahle HS4068B is designed for 1989–1998 12 valve engines that require additional gasket thickness due to machining. This .020 oversize head gasket helps restore proper sealing and compression when cylinder heads or blocks have been significantly milled.\u003c\/p\u003e\r\\n\u003cp data-start=\"1015\" data-end=\"1225\"\u003eManufactured by Mahle, this gasket set meets OE specifications and uses high-quality materials to ensure durability, proper fitment, and long-lasting sealing performance.\u003c\/p\u003e\r\\n\r\\n\r\\n\u003chr data-start=\"1227\" data-end=\"1230\"\u003e\r\\n\r\\n\u003ch2 data-section-id=\"8aj2vg\" data-start=\"1232\" data-end=\"1246\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1235\" data-end=\"1246\"\u003eFitment\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\r\\n\u003cp data-start=\"1247\" data-end=\"1301\"\u003e1989–1998 Cummins 5.9L 12 valve (6BT) diesel engines\u003c\/p\u003e\r\\n\r\\n\r\\n\u003chr data-start=\"1303\" data-end=\"1306\"\u003e\r\\n\r\\n\u003ch2 data-section-id=\"3fq70d\" data-start=\"1308\" data-end=\"1330\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1311\" data-end=\"1330\"\u003eWhat’s Included\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\r\\n\u003cp data-start=\"1331\" data-end=\"1456\"\u003eComplete upper engine gasket set\u003cbr data-start=\"1363\" data-end=\"1366\"\u003eIncludes head gasket, intake and exhaust gaskets, valve cover gaskets, and related seals\u003c\/p\u003e\r\\n\r\\n\r\\n\u003chr data-start=\"1458\" data-end=\"1461\"\u003e\r\\n\r\\n\u003ch2 data-section-id=\"1j5qwet\" data-start=\"1463\" data-end=\"1482\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1466\" data-end=\"1482\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\r\\n\u003cp data-start=\"1483\" data-end=\"1768\"\u003e.020\" (.50mm) oversize head gasket thickness \u003cbr data-start=\"1565\" data-end=\"1568\"\u003eDesigned for engines with machined heads or decked blocks \u003cbr data-start=\"1663\" data-end=\"1666\"\u003eOE-quality Mahle construction\u003cbr data-start=\"1695\" data-end=\"1698\"\u003eReliable sealing and compression correction\u003cbr data-start=\"1741\" data-end=\"1744\"\u003eDirect-fit replacement\u003c\/p\u003e\r\\n\r\\n\r\\n\u003chr data-start=\"1770\" data-end=\"1773\"\u003e\r\\n\r\\n\u003ch2 data-section-id=\"1q4u468\" data-start=\"1775\" data-end=\"1797\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1778\" data-end=\"1797\"\u003eImportant Notes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\r\\n\u003cp data-start=\"1798\" data-end=\"1928\"\u003eUse .020 oversize only if the engine has been machined beyond .010\u003cbr data-start=\"1864\" data-end=\"1867\"\u003eStandard (HS4068) and .010 (HS4068A) options also available\u003c\/p\u003e","brand":"Sidepiece Motorsports","offers":[{"title":"Default Title","offer_id":45356831342678,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/sidepiecemotorsports.com\/products\/cummins-5-9-head-gasket-set-020-oversize-mahle-hs4068b-12-valve-1989-1998","provider":"Sidepiece Motorsports","version":"1.0","type":"link"}