{"product_id":"drilled-header-bolt-kit-for-flathead-kart-engines-1-4x20","title":"Drilled Header Bolt Kit for Flathead Kart Engines 1\/4x20","description":"\u003cp\u003eFasten with confidence using this drilled header bolt kit, where 1\/4x20 threading meets innovative oil-drilling for self-lubrication. It tackles the common headache of stuck bolts post-race, keeping your flathead exhaust mounted solidly without drama.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePrevents corrosion in humid pit environments\u003c\/li\u003e\n\u003cli\u003eEnsures even clamping for uniform pressure\u003c\/li\u003e\n\u003cli\u003eLightweight alloy resists fatigue over seasons\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSKU: DHBK makes torquing down a breeze, indirectly speeding up your prep routine so you're always race-ready. These bolts shine in maintaining header alignment, which is key to avoiding power-robbing leaks and keeping your kart's organization intact.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why should I use drilled header bolts instead of standard hardware?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Drilled header bolts are designed for high-vibration racing environments. The oil-drilling feature allows for self-lubrication, which prevents the bolts from seizing or \"welding\" themselves to the cylinder head due to extreme heat, making removal much easier after a race weekend.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Are these bolts compatible with all flathead kart engines?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e These are 1\/4x20 threaded bolts, which is the standard size for most common flathead kart engine exhaust ports. Please verify your specific engine's thread pitch before installation to ensure a perfect fit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Do I need to use a thread locker with these bolts?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e While these bolts are designed to maintain solid clamping force, many racers choose to use a high-temperature anti-seize compound on the threads to further assist in easy removal during future maintenance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do these bolts help with engine performance?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e By ensuring uniform clamping pressure, these bolts help maintain a perfect seal between the header flange and the engine block. This prevents power-robbing exhaust leaks that can negatively impact your kart's performance and throttle response.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/cl-880-thick-flange-clone-pipe-880-cl-880\"\u003eCL-880 Thick Flange Clone Pipe 0.880 Inch for Low-End Torque in AKRA Classes\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/cl-840-thick-flange-clone-pipe-840-cl-840\"\u003eCL-840 Thick Flange Clone Pipe 0.840 Inch for Restricted Class Dominance\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/4165-header-brace-for-5438c-pipe-4165\"\u003eHeader Brace Support for 5438C Clone Pipe with Adjustment Flexibility\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/header-wrap-sleeve-mesh-7-8-per-foot-less-pipe-hwsft78\"\u003e7\/8-Inch Mesh Header Wrap Sleeve per Foot for Exhaust Protection\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SwiftKarting","offers":[{"title":"Default Title","offer_id":48158063919363,"sku":"DHBK","price":2.98,"currency_code":"USD","in_stock":true}],"url":"https:\/\/phishstonesproducts.myshopify.com\/products\/drilled-header-bolt-kit-for-flathead-kart-engines-1-4x20","provider":"PhishStones Products","version":"1.0","type":"link"}