{"product_id":"header-bolts-2","title":"Header Bolt Set Allen Head 3\/8-16 x 3\/4 Inch Fits AMC 290-401, Chevrolet Small Block 262-400, Chrysler 383-440 except Hemi, Pontiac 326-455, Oldsmobile 330-455 Mr Gasket","description":"\u003cp\u003e\u003cb\u003ePart #:\u003c\/b\u003e 916\u003c\/p\u003e\u003cp\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 and black oxide coated.If you've ever had a set of headers where a socket just seemed it wouldn't fit these might be your answer. These bolts also have a socket head or Allen key drive in the center for just that problem.Sold as a set of 12Fits:AMC 290-401Chevrolet Small Block 262-400Chrysler Big Block 38 Inch-440 (Does not Fit 426 Hemi)Pontiac 326-455Oldsmobile 330-455Grade 8 InchSteelBlack Oxide CoatingAllen Head(12) Pieces Per SetDetails:Color: BlackEmission Code: 5Finish: Black OxideMaterial: SteelSize: 3\/8-16 x 3\/4Warranty: Manufacturer's Limited 1 Year Warranty\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eGrade 8 Steel\u003c\/li\u003e\n\u003cli\u003eBlack Oxide Coating\u003c\/li\u003e\n\u003cli\u003eAllen Head\u003c\/li\u003e\n\u003cli\u003e(12) Pieces Per Set\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eHeader Bolt - 3\/8-16 in Thread - 0.750 in Long - Allen Head - Steel - Black Oxide - AMC V8 \/ GM V8 \/ Mopar B \/ RB-Series - Set of 12\u003c\/p\u003e","brand":"Mr. Gasket","offers":[{"title":"Default Title","offer_id":51827839303992,"sku":"M00S 916","price":207.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/horsepower-asset-522811-971934-square_3952ac9b-fb64-464d-ae2e-13ea457e783f.webp?v=1774557693","url":"https:\/\/store.motormia.co\/products\/header-bolts-2","provider":"MOTORMIA","version":"1.0","type":"link"}