{"title":"Exhaust Hardware","description":"\u003cp\u003eDrilled header bolt kits for kart exhaust headers. Thread options include Clone 8mm, Flathead 1\/4-20, and Animal 6mm.\u003c\/p\u003e","products":[{"product_id":"dhbk-drilled-header-bolt-kit-flathead-1-4x20-dhbk","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":"Swift Karting","offers":[{"title":"Default Title","offer_id":52562658689342,"sku":"DHBK","price":2.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/exhaustheaders-dhbk-drilled-header-bolt-kit-flathead-1-4x20-dhbk.jpg?v=1763113825"},{"product_id":"dhbka-drilled-header-bolt-kit-animal-6mm-dhbka","title":"Precision Drilled 6mm Header Bolt Kit for Animal Engines","description":"\u003cp\u003eSecure fastening meets innovative design in this drilled header bolt kit tailored for 6mm applications on Briggs Animal engines. The drilled holes promote efficient cooling, keeping components from overheating during prolonged races.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHigh-strength material resists stripping and corrosion for long-term reliability.\u003c\/li\u003e\n\u003cli\u003eFacilitates easy installation, saving time in the pits.\u003c\/li\u003e\n\u003cli\u003eEnhances exhaust integrity, indirectly supporting smoother power delivery across RPM ranges.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eBy eliminating loose connections that rob speed, this kit (SKU: DHBKA) lets you concentrate on the track, knowing your header is bolted down tight.\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 ones?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Drilled header bolts are designed to allow for safety wiring, which prevents the bolts from vibrating loose during high-intensity racing. Additionally, the drilled design helps dissipate heat more effectively, protecting your engine components from thermal stress.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Are these bolts compatible with all Briggs \u0026amp; Stratton engines?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e This kit is specifically engineered for 6mm applications on Briggs Animal engines. Please verify your engine's header bolt size before installation to ensure a proper fit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Do I need special tools to install these header bolts?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e No special tools are required. They are designed for a straightforward installation, allowing you to quickly secure your header and get back on the track.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How often should I check my header bolts?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e It is best practice to check your header bolt torque before every race session. Ensuring your exhaust system is tightly secured is critical for maintaining consistent power delivery and preventing exhaust leaks.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/124332m-animal-engine-qma-quarter-midget-124332m\"\u003eBriggs Animal Engine for QMA Quarter Midget Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/124332lo-local-option-206-engine-all-new-2025-inventory-with-new-coil-124332lo\"\u003eBriggs Local Option 206 Engine with 2025 Updates and New Coil\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/555635-cylinder-head-555635\"\u003eBriggs \u0026amp; Stratton LO206 Animal Cylinder Head - OEM Spec - LO206 Legal\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/557045-exhaust-manifold-header-superceded-by-557164-557045\"\u003eBriggs \u0026amp; Stratton World Formula Exhaust Manifold Header - High-Flow - LO206 Spec\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/555658-carburetor-555658\"\u003eLO206 New Style Carburetor for Briggs Animal Engines\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Briggs \u0026 Stratton","offers":[{"title":"Default Title","offer_id":52562658754878,"sku":"DHBKA","price":2.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/exhaustheaders-dhbka-drilled-header-bolt-kit-animal-6mm-dhbka.jpg?v=1763113828"},{"product_id":"dhbkcl-drilled-header-bolt-kit-clone-8mm-dhbkcl","title":"8mm Drilled Header Bolt Kit for Clone Engines 25mm Length","description":"Secure connections are non-negotiable, and this 8mm Drilled Header Bolt Kit (25mm long) for Clone engines nails it.\u003cp\u003e\u003c\/p\u003e\u003cp\u003eDrilled for lightweight relief without sacrificing strength, these bolts clamp headers tightly, preventing shifts that disrupt flow. Ideal for GX200 setups where every millimeter counts toward efficiency.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePrecisely threaded for easy torquing.\u003c\/li\u003e\n\u003cli\u003eCorrosion-resistant for all-weather reliability.\u003c\/li\u003e\n\u003cli\u003eKit includes multiples for complete coverage.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eStreamline your builds with hardware that doubles as an organizational tool, keeping spares handy in your kit. This ensures your kart stays assembled and powerful through grueling races. SKU: DHBKCL.\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 bolts?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Drilled header bolts are designed for weight reduction without compromising structural integrity. In competitive karting, every gram counts, and these bolts provide a secure, lightweight solution for your exhaust system.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Are these bolts compatible with all Clone engines?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e These 8mm bolts are specifically designed for standard Clone (GX200) engine setups. Please verify your header flange thickness to ensure the 25mm length provides adequate thread engagement.\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 precisely threaded for a tight fit, we recommend using a high-temperature thread locker to prevent loosening caused by the intense engine vibrations experienced during racing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How often should I check my header bolts?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e You should inspect your header bolts before every race session. Exhaust leaks can significantly impact engine performance and power delivery, so ensuring they remain torqued to specification is vital for consistent results.\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\u003cli\u003e\u003ca href=\"\/products\/clone-viton-coated-steel-gasket-010-dj-1312\"\u003eViton Coated Steel Head Gasket .010 Inch for Honda Clones\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Swift Karting","offers":[{"title":"Default Title","offer_id":52562665308478,"sku":"DHBKCL","price":3.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/headerbolts-dhbkcl-drilled-header-bolt-kit-clone-8mm-dhbkcl.jpg?v=1763113980"},{"product_id":"dhbkcll-drilled-header-bolt-kit-clone-8mm-long-dhbkcll","title":"Long 8mm Drilled Header Bolt Kit for Clone Engine Secure Fits","description":"When standard lengths fall short, the long version of this 8mm Drilled Header Bolt Kit steps up for Clone applications.\u003cp\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eExtended reach accommodates thicker flanges or spacers.\u003c\/li\u003e\n\u003cli\u003eMaintains drill pattern for balanced weight distribution.\u003c\/li\u003e\n\u003cli\u003eHigh-tensile material fights loosening under vibration.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFor GX200 racers, these bolts organize exhaust attachments flawlessly, ensuring no play that could cost precious seconds. A must for custom builds demanding precision. SKU: DHBKCLL.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why do I need the \"long\" version of these header bolts?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The long 8mm bolts are specifically designed for setups using thicker exhaust flanges or additional spacers between the engine block and the header pipe. They provide the extra reach necessary to ensure full thread engagement for a secure fit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the benefit of the drilled head on these bolts?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The drilled head serves two purposes: it helps maintain a balanced weight distribution on the bolt head and allows for safety wiring, which is a common practice in racing to prevent bolts from backing out due to high-frequency engine vibration.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Are these bolts compatible with standard GX200 Clone engines?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, these are designed specifically for Clone engine applications. They are ideal for custom builds where precision exhaust mounting is required to prevent leaks and maintain performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Should I use a thread locker with these bolts?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e While these high-tensile bolts are designed to resist loosening, using a high-temperature thread locker is a common best practice in karting to ensure your exhaust system remains tight throughout a full race weekend.\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\u003cli\u003e\u003ca href=\"\/products\/clone-viton-coated-steel-gasket-010-dj-1312\"\u003eViton Coated Steel Head Gasket .010 Inch for Honda Clones\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Swift Karting Supplies","offers":[{"title":"Default Title","offer_id":52562665341246,"sku":"DHBKCLL","price":3.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/headerbolts-dhbkcll-drilled-header-bolt-kit-clone-8mm-long-dhbkcll.jpg?v=1763113981"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/collections\/headerbolts-dhbkcll-drilled-header-bolt-kit-clone-8mm-long-dhbkcll_ed7135b9-3260-4496-b789-358c00dde876.jpg?v=1788999050","url":"https:\/\/swiftkarting.com\/collections\/kart-exhaust-header-bolt-kits.oembed","provider":"Swift Karting","version":"1.0","type":"link"}