{"product_id":"mr-gasket-3420g-header-bolts-3-8-16-x-3-4-inch-hex-socket-head-black-oxide","title":"Mr. Gasket 3420G  Header Bolts - 3\/8-16 X 3\/4 Inch Hex \u0026 Socket Head - Black Oxide","description":"\u003cp\u003e\r\nWhen installing headers you will need header bolts, factory exhaust manifold bolts won't work. These Mr. Gasket Header Bolts are Grade 5 for strength, black oxide coated, and have a hex head that is ideal for use where space is minimal - your typical header flanges. Ever had a set of headers where a socket just seemed it wouldn't fit  These bolts also have a socket head or Allen key drive in the center for just that problem.\r\n\u003c\/p\u003e\r\n\u003cp\u003e\r\n\u003c\/p\u003e\u003ch3\u003e Specifications: \u003c\/h3\u003e\r\n\r\n\u003ctable border=\"0\" class=\"descr-table\"\u003e\r\n\u003ctbody\u003e\r\n\u003ctr style=\"height: 19px;\"\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eDescription_DES\u003c\/td\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eMr. Gasket Header Bolts - 3\/8-16 x 3\/4 Inch Hex \u0026amp; Socket Head - Black Oxide\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr style=\"height: 19px;\"\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eDescription_EXT\u003c\/td\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eFits AMC 290-401, Chevrolet Small Block 262-400, Chrysler 383-440 except Hemi, Pontiac 326-455, Oldsmobile 330-455\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr style=\"height: 19px;\"\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eDescription_INV\u003c\/td\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eHEADER BOLT SET HEX\/SCKT HD\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr style=\"height: 19px;\"\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eDescription_FAB\u003c\/td\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eMade From High Strength Steel\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr style=\"height: 19px;\"\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eDescription_FAB\u003c\/td\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eCorrosion Resistant Black Coating\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr style=\"height: 19px;\"\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eDescription_FAB\u003c\/td\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eHas Both Socket And Hex Heads For Ease Of Use\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr style=\"height: 19px;\"\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eDescription_FAB\u003c\/td\u003e\r\n\u003ctd style=\"height: 19px;\"\u003e12 per Package\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr style=\"height: 19px;\"\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eDescription_KEY\u003c\/td\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eMr. Gasket hex socket header bolt; hex socket header bolt; hex header bolt; socket header bolt; Mr. Gasket bolts;\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr style=\"height: 19px;\"\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eDescription_MKT\u003c\/td\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eWhen installing headers you will need header bolts, factory exhaust manifold bolts won't work. These Mr. Gasket Header Bolts are Grade 5 for strength, black oxide coated, and have a hex head that is ideal for use where space is minimal - your typical header flanges. Ever had a set of headers where a socket just seemed it wouldn't fit? These bolts also have a socket head or Allen key drive in the center for just that problem.\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr style=\"height: 19px;\"\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eDescription_MKT\u003c\/td\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eSold as a set of 12\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr style=\"height: 19px;\"\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eDescription_MKT\u003c\/td\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eFits:\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr style=\"height: 19px;\"\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eDescription_MKT\u003c\/td\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eAMC 290-401\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr style=\"height: 19px;\"\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eDescription_MKT\u003c\/td\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eChevrolet Small Block 262-400\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr style=\"height: 19px;\"\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eDescription_MKT\u003c\/td\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eChrysler Big Block 383-440 (Does not Fit 426 Hemi)\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr style=\"height: 19px;\"\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eDescription_MKT\u003c\/td\u003e\r\n\u003ctd style=\"height: 19px;\"\u003ePontiac 326-455\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr style=\"height: 19px;\"\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eDescription_MKT\u003c\/td\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eOldsmobile 330-455\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr style=\"height: 19px;\"\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eSize\u003c\/td\u003e\r\n\u003ctd style=\"height: 19px;\"\u003e3\/8-16 x 3\/4\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr style=\"height: 19px;\"\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eWeight\u003c\/td\u003e\r\n\u003ctd style=\"height: 19px;\"\u003e0.5600\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr style=\"height: 19px;\"\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eBrand\u003c\/td\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eMr. Gasket\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr style=\"height: 19px;\"\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eEmission Code\u003c\/td\u003e\r\n\u003ctd style=\"height: 19px;\"\u003e5\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr style=\"height: 19px;\"\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eFinish\u003c\/td\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eBlack Oxide\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr style=\"height: 19px;\"\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eProduct Type\u003c\/td\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eHeader Bolts\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr style=\"height: 19px;\"\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eWarranty\u003c\/td\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eLimited 1 Year Warranty\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr style=\"height: 19px;\"\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eColor\u003c\/td\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eBlack\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr style=\"height: 19px;\"\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eMaterial\u003c\/td\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eSteel\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr style=\"height: 19px;\"\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eWarning\u003c\/td\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eCalifornia Proposition 65\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr style=\"height: 19px;\"\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eLength\u003c\/td\u003e\r\n\u003ctd style=\"height: 19px;\"\u003e1.4000\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr style=\"height: 19px;\"\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eWidth\u003c\/td\u003e\r\n\u003ctd style=\"height: 19px;\"\u003e4.2500\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr style=\"height: 19px;\"\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eHeight\u003c\/td\u003e\r\n\u003ctd style=\"height: 19px;\"\u003e6.2500\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr style=\"height: 19px;\"\u003e\r\n\u003ctd style=\"height: 19px;\"\u003eWeight\u003c\/td\u003e\r\n\u003ctd style=\"height: 19px;\"\u003e0.5600\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003c\/tbody\u003e\r\n\u003c\/table\u003e","brand":"Mr. Gasket","offers":[{"title":"Default Title","offer_id":48021911240917,"sku":"ds_BCZG_3420G","price":16.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/8999\/9829\/files\/Header-Bolts---38-16-X-34-Inch-Hex--Socket-Head---Black-Oxide.jpg?v=1718591602","url":"https:\/\/shdp.ca\/products\/mr-gasket-3420g-header-bolts-3-8-16-x-3-4-inch-hex-socket-head-black-oxide","provider":"SHDP Truck \u0026 Auto","version":"1.0","type":"link"}