{"title":"Briggs Raptor Flathead Cylinder Heads \u0026 Gaskets","description":"\u003cp\u003eAftermarket cylinder heads and head gaskets for Briggs Raptor (flathead) kart engines, including Burris heads and MLS gaskets. The head and gasket close the combustion chamber on these flathead engines.\u003c\/p\u003e","products":[{"product_id":"burris-flathead-cylinder-head-bsf-301-00","title":"Burris Racing Flathead Cylinder Head with MLS Gasket","description":"Demanding tracks require unyielding engine components – enter the BSF-301-00 Burris Racing flathead cylinder head, meticulously replicated from Briggs OEM specs for Raptor engines. WKA certification makes it a staple in regulated classes, while the bundled .045-inch Cometic multi-layer steel gasket provides superior sealing against high pressures.\u003cul\u003e\n\u003cli\u003eCast aluminum construction for excellent heat dissipation\u003c\/li\u003e\n\u003cli\u003eExact port matching to stock for seamless integration\u003c\/li\u003e\n\u003cli\u003eIncludes MLS head gasket for immediate assembly\u003c\/li\u003e\n\u003cli\u003eEnhances combustion chamber efficiency\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis head optimizes airflow into the cylinder, fostering complete fuel burn that translates to explosive torque and top-end pull. By maintaining tight tolerances, it prevents compression leaks that sap power, allowing your kart to accelerate harder out of apexes. SKU: BSF-301-00 – a go-to for rebuilds aiming for consistency.\u003c\/p\u003e\u003cp\u003eIts durable materials resist warping under extreme temps, ensuring lap after lap of stable performance. Pair it with tuned cams for even greater gains, organizing your top-end into a symphony of speed. Racers appreciate the ease of installation, which cuts prep time and keeps focus on strategy.\u003c\/p\u003e\u003cp\u003eExperience the thrill of a finely tuned engine as this head supports higher boost pressures without compromise. Ideal for flathead purists who value reliability alongside raw velocity, it helps navigate technical circuits with confidence. The MLS gasket's resilience adds peace of mind during long motos.\u003c\/p\u003e\u003cp\u003eElevate your Raptor's potential; this cylinder head is engineered to turn potential into podiums, making every session more rewarding.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this cylinder head WKA legal?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, the BSF-301-00 is meticulously replicated from Briggs OEM specifications for Raptor engines and is WKA certified, making it a reliable choice for regulated racing classes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this head come with a gasket?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, it includes a .045-inch Cometic multi-layer steel (MLS) gasket, which provides superior sealing against high pressures and is ready for immediate assembly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What are the primary performance benefits of this head?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e This cylinder head optimizes airflow into the combustion chamber, which promotes a more complete fuel burn. This results in improved torque, better top-end pull, and consistent compression to help your kart accelerate harder out of corners.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I use this on a standard Briggs Raptor engine?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, this head is designed as a direct replacement for Raptor engines, featuring exact port matching to stock specifications for a seamless, high-performance integration.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What maintenance tips do you recommend for this cylinder head?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e To ensure longevity, always ensure the mating surfaces are clean before installation. Because the head is made of durable cast aluminum, it resists warping, but you should always torque your head bolts to factory specifications to maintain the integrity of the MLS gasket seal.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/burris-flathead-crankcase-cover-bsf-107-00\"\u003eBurris Racing Flathead Crankcase Cover with Gasket and Bearings\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/burris-aluminum-flathead-piston-specify-size-bsf-202\"\u003eBurris Racing Briggs Raptor Flathead Piston Kit - 0.010\" Oversize - WKA \/ IKF Legal\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/btr010r3-raptor-top-ring-btr010r3\"\u003eBurris Racing Raptor 0.010\" Oversize Top Piston Ring - BTR010R3 - Briggs Flathead\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/bsr030r3-raptor-scraper-ring-bsr030r3\"\u003eBurris Racing Briggs Raptor 3 0.030\" Scraper Ring - BSR030R3 - Flathead\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/bsr020r3-raptor-scraper-ring-bsr020r3\"\u003eBurris Racing Briggs Raptor 0.020\" Oversize Scraper Ring - BSR020R3 - Flathead Rebuilds\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Burris Racing","offers":[{"title":"Default Title","offer_id":52562609504574,"sku":"BSF-301-00","price":112.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/cylinderheadgasket-burris-flathead-cylinder-head-bsf-301-00.jpg?v=1763112749"},{"product_id":"mls-head-gasket-045-bsf-304-45","title":"Cometic Briggs Raptor Flathead MLS Head Gasket - 0.045\" Thick - WKA Approved","description":"\u003cp\u003eWhen you are pushing your flathead to the absolute limit, relying on premium racing parts is the only way to ensure maximum cylinder pressure and consistent power delivery. The Cometic BSF-304-45 Multi-Layer Steel (MLS) head gasket is engineered specifically for Briggs Raptor and Burris flathead setups. By utilizing three layers of embossed stainless steel, this 0.045-inch gasket provides an indestructible seal that resists blowout under extreme combustion pressures.\u003c\/p\u003e\u003ch2\u003eEssential for Any Go Kart Engine For Sale\u003c\/h2\u003e\u003cp\u003eWhether you are rebuilding a tired motor or prepping a fresh go kart engine for sale, the foundation of your horsepower lies in your seals. Micro-leaks at the cylinder head compromise your compression ratio and bleed off explosive energy. Cometic’s MLS technology eliminates these power-robbing leaks, ensuring your combustion chamber remains perfectly sealed. This gasket is a direct fit for Raptor flathead cylinder heads, maintaining stock compression ratios while vastly improving durability over standard composite gaskets.\u003c\/p\u003e\u003ch2\u003eComplement Your Engine Pistons and Valvetrain\u003c\/h2\u003e\u003cp\u003eHigh-performance engine pistons and aggressive cam profiles generate massive cylinder pressures that easily overwhelm standard gaskets. The Cometic 0.045\" MLS gasket features outer layers of embossed stainless steel that provide superior rebound characteristics and corrosion resistance. It withstands the extreme thermal expansion and shearing forces generated during grueling track sessions. Just like choosing the best go kart tires for racing to keep your chassis planted, selecting a Cometic MLS gasket keeps your engine's power delivery predictable and relentless lap after lap.\u003c\/p\u003e\u003ch2\u003eMaximize Performance Between Every Engine Oil Sale\u003c\/h2\u003e\u003cp\u003eRoutine maintenance is critical, but you shouldn't have to tear down your top end after every engine oil sale or routine fluid flush. This gasket's multi-layer construction prevents warping and bore distortion, allowing you to run hotter and harder without fear of failure. Installation is straightforward, requiring no additional sealants, making your assembly process clean and efficient.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-Layer Steel (MLS) Construction:\u003c\/strong\u003e Three layers of stainless steel prevent blowouts and withstand extreme cylinder pressures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecise 0.045-Inch Thickness:\u003c\/strong\u003e Maintains optimal stock compression ratios for Briggs Raptor and Burris flathead engines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmbossed Outer Layers:\u003c\/strong\u003e Delivers exceptional rebound characteristics and a superior, leak-free seal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrosion Resistant:\u003c\/strong\u003e Stainless steel design resists degradation from race fuels and high temperatures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo Sealant Required:\u003c\/strong\u003e Installs dry for a clean, hassle-free assembly process.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWKA Approved:\u003c\/strong\u003e Meets strict competition regulations for sanctioned flathead racing classes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReduces Bore Distortion:\u003c\/strong\u003e Distributes clamping load evenly to protect your cylinder walls.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Do I need to use a liquid gasket or sealant when installing this Cometic MLS head gasket?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e No, this gasket is designed to be installed dry. The embossed stainless steel layers provide a superior seal on their own, ensuring a clean and efficient assembly process without the need for additional sealants.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is the 0.045-inch thickness suitable for stock Briggs Raptor engines?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, the 0.045-inch thickness is engineered to maintain optimal stock compression ratios for Briggs Raptor and Burris flathead engines, making it an ideal replacement for standard composite gaskets.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I reuse this MLS head gasket after removing the cylinder head?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e While Cometic MLS gaskets are highly durable, it is standard racing practice to install a fresh gasket whenever the cylinder head is removed to ensure the integrity of the seal and prevent potential compression leaks.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this gasket legal for WKA sanctioned racing?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, this Cometic head gasket is WKA approved, meaning it meets the strict competition regulations required for sanctioned flathead racing classes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does the MLS construction improve performance compared to stock gaskets?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The three-layer stainless steel construction resists blowout under extreme combustion pressures and prevents bore distortion. This ensures your engine maintains maximum cylinder pressure and consistent power delivery throughout your race.\u003c\/p\u003e","brand":"Cometic","offers":[{"title":"Default Title","offer_id":52562649055550,"sku":"BSF-304-45","price":25.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/cylinderheadgasket-mls-head-gasket-045-bsf-304-45.jpg?v=1763113606"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/collections\/cylinderheadgasket-burris-flathead-cylinder-head-bsf-301-00.jpg?v=1788983844","url":"https:\/\/swiftkarting.com\/collections\/briggs-raptor-flathead-cylinder-heads-gaskets-kart.oembed","provider":"Swift Karting","version":"1.0","type":"link"}