{"title":"Animal \u0026 LO206 Breather Kits","description":"\u003cp\u003eAftermarket vent tube breather kits for Briggs Animal and LO206 engines, offered in HDPE or steel, with replacement grommets.\u003c\/p\u003e","products":[{"product_id":"animal-vent-tube-kit-steel-avtk-s","title":"Durable Steel Animal Vent Tube Kit for Fuel Line","description":"\u003cul\u003e\n\u003cli\u003eHeavy-duty steel fitting withstands the rigors of kart racing impacts and heat cycles.\u003c\/li\u003e\n\u003cli\u003e1\/4\" nipple connects effortlessly to .155\" ID fuel lines for straightforward breather routing.\u003c\/li\u003e\n\u003cli\u003eCompatible with Animal valve covers, optimizing crankcase ventilation to prevent power loss.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eStruggling with inconsistent engine breathing? This steel kit addresses that by providing a sturdy pathway for vapors, keeping your oil clean and compression high. In high-rev scenarios, it helps sustain torque without the drag of built-up pressure, letting you exit turns with more punch.\u003c\/p\u003e\u003cp\u003eLO206 racers appreciate its no-fuss design—install once and forget, focusing on the race ahead. Unlike plastic alternatives, steel resists cracking under stress, ensuring your setup stays raceworthy. SKU: AVTK-S elevates your aftermarket breather game for faster, more dependable laps.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this vent tube kit compatible with the Briggs \u0026amp; Stratton LO206 engine?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, this steel breather kit is designed for Animal-style valve covers, making it a perfect, durable upgrade for LO206 racers looking to improve crankcase ventilation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What size fuel line does this kit require?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The kit features a 1\/4\" nipple designed to connect securely to standard .155\" ID fuel lines.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why should I choose a steel kit over a plastic breather?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Unlike plastic alternatives that can become brittle and crack due to engine heat cycles and track vibrations, the steel construction of the AVTK-S provides superior durability and long-term reliability in high-rev racing environments.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does this kit help with engine performance?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e By optimizing crankcase ventilation, this kit prevents the buildup of internal pressure that can cause power loss. This allows the engine to maintain consistent torque and performance throughout your race.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"\/products\/animal-choke-spring-kmacs\"\u003eWalbro Carb Choke Spring for Briggs Animal\u003c\/a\u003e\u003c\/p\u003e","brand":"Swift Karting","offers":[{"title":"Default Title","offer_id":52562591580478,"sku":"AVTK-S","price":7.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/breatherkits-animal-vent-tube-kit-steel-avtk-s.jpg?v=1763112429"},{"product_id":"animal-vent-tube-kit-hdpe-new-price-effective-01-11-2024-avtk","title":"Briggs \u0026 Stratton Animal \/ LO206 HDPE Vent Tube Kit - 3\/8\" OD - 4-Cycle Racing","description":"\u003cp\u003eEliminating crankcase pressure with premium performance parts is a proven way to unlock horsepower in competitive go karting for adults. This HDPE Vent Tube Kit for Briggs Animal and LO206 motors instantly improves engine breathing, effectively routing blow-by gases and engine oil engine mist directly to your catch tank. When your motor operates at high RPMs, internal pressure builds rapidly, creating parasitic drag on the rotating assembly. Venting this pressure efficiently translates to shaved seconds on the circuit and a more responsive throttle pedal out of tight corners.\u003c\/p\u003e\u003ch2\u003eMaximize Your Four Cycle Engine Efficiency\u003c\/h2\u003e\u003cp\u003eEngineered from high-density polyethylene (HDPE), this black breather fitting is built to withstand the intense heat, harsh chemicals, and relentless vibration of competitive racing. Upgraded to this superior HDPE material to replace older, brittle versions, this kit ensures a secure, leak-free connection for standard 3\/8\" OD tubing. Proper crankcase ventilation is just as critical to your overall lap times as precisely dialing in your carburetor kit or executing a go kart steering wheel upgrade for better handling. Without proper breathing, even the most tuned motors will suffer from top-end power loss.\u003c\/p\u003e\u003ch2\u003eEliminate Power-Robbing Pressure\u003c\/h2\u003e\u003cp\u003eExcess crankcase pressure doesn't just rob power; it causes sluggish throttle response and unwanted oil misting that can coat your chassis and tires. By installing this direct-fit vent tube kit on your Briggs Animal valve cover, you promote highly efficient vapor evacuation. This keeps your engine bay spotless and maintains peak RPMs without spark plug fouling. For LO206 enthusiasts running in spec classes, maintaining a flawless breather system is a game-changer for consistency across a long race weekend.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Fitment:\u003c\/strong\u003e Threads perfectly into Briggs Animal and LO206 valve covers, simplifying your pit-side installation and maintenance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Density Polyethylene:\u003c\/strong\u003e Chemical and heat-resistant HDPE construction significantly outlasts older, traditional fittings in high-vibration racing environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized Routing:\u003c\/strong\u003e Designed specifically to accept 3\/8\" OD tubing, providing a seamless and secure connection to your kart's catch tank.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressure Reduction:\u003c\/strong\u003e Efficiently evacuates trapped crankcase pressure to prevent parasitic power loss and drastically improve throttle response.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean Operation:\u003c\/strong\u003e Actively reduces oil misting and blow-by, keeping your engine bay, chassis, and visor clear during aggressive cornering.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRace-Ready Aesthetics:\u003c\/strong\u003e The stealthy, durable black finish blends discreetly into any professional racing setup for a tidy appearance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this vent tube kit compatible with both the Briggs Animal and LO206 engines?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, this kit is designed as a direct fit for both Briggs \u0026amp; Stratton Animal and LO206 valve covers, ensuring a seamless installation for both engine platforms.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What size tubing do I need for this breather fitting?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e This fitting is specifically engineered to accept standard 3\/8\" OD (outside diameter) tubing, providing a secure and leak-free connection to your catch tank.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why should I upgrade to an HDPE fitting over the stock version?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e High-density polyethylene (HDPE) is significantly more resistant to the intense heat, chemical exposure, and constant engine vibration found in kart racing compared to older, brittle plastic materials, preventing cracks and leaks.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does installing this kit require any engine modifications?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e No, this is a direct-fit component. It threads directly into your existing valve cover, making it a simple, quick upgrade for your pit-side maintenance routine.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does this kit help improve engine performance?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e By efficiently routing blow-by gases and oil mist to your catch tank, this kit reduces internal crankcase pressure. Lowering this pressure reduces parasitic drag on the rotating assembly, which can lead to better throttle response and improved power delivery at high RPMs.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cul\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\/box-stock-lo206-engine-with-new-style-coil-124332\"\u003eLO206 Engine Box Stock w\/ New Style Coil \u0026amp; Guide for Beginners The Complete Starter Setup and Tuning Overview\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\/555658-carburetor-555658\"\u003eLO206 New Style Carburetor for Briggs Animal Engines\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/555576-recoil-starter-superseded-by-695287-555576\"\u003eBriggs \u0026amp; Stratton Animal\/LO206 Recoil Starter Assembly - OEM 695287 - LO206 Legal\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Briggs \u0026 Stratton","offers":[{"title":"Default Title","offer_id":52562672845118,"sku":"AVTK","price":9.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/breatherkits-animal-vent-tube-kit-hdpe-new-price-effective-01-11-2024-avtk.jpg?v=1763114139"},{"product_id":"km618r-replacement-grommet-only-km618r","title":"Durable Replacement Grommet for Breather Kits","description":"\u003cp\u003eWorn grommets leak oil and disrupt balance—replace with the KM618R for a tight seal. Designed for AVTK and CVTK breather kits, it fits GX200 Clone valve covers snugly.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSold each for economical repairs\u003c\/li\u003e\n\u003cli\u003eResilient rubber withstands heat and pressure\u003c\/li\u003e\n\u003cli\u003eEnsures clean breather tube connections\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis simple part keeps oil contained, avoiding track messes and power loss from vacuum issues. It helps organize your top-end setup, making inspections quicker. Essential for high-rev engines in kart classes. SKU: KM618R.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this grommet compatible with all GX200 Clone engines?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, the KM618R is designed to fit the standard valve covers found on GX200 Clone engines, providing a secure, leak-free seal for your breather setup.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Do I need any special tools to install this replacement grommet?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e No special tools are required. The grommet is designed for a snug manual press-fit into the valve cover. Ensure the area is clean and free of old rubber debris before installing the new part.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why is it important to replace worn breather grommets?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Worn grommets can lead to oil leaks and vacuum issues. A tight seal is essential for maintaining proper crankcase pressure, preventing track messes, and ensuring your engine performs at its peak without power loss.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this grommet sold as a kit or individually?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e This item is sold as a single grommet, allowing you to purchase exactly what you need for economical maintenance and repairs.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/clone-o-h-v-vent-tube-kit-cvtk\"\u003eClone OHV Vent Tube Kit for Valve Cover Breather\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/jf168-1130r-clone-valve-cover-gasket-rubber-jf168-1130r\"\u003eDurable Rubber Clone Valve Cover Gasket for Reliable Sealing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/691663-magnetic-drain-plug-generic-bmodp\"\u003eGeneric Magnetic Drain Plug for Briggs lo206 and Animal Engines\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/clone-flywheel-knock-off-tool-fmfkot\"\u003eBlack Oxide Clone Flywheel Knock-Off Tool for GX200 Engines\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/hff-honda-foam-filter-hff\"\u003eHonda-Compatible Foam Pre-Filter for 2-7\/16\" Kart Filter Cups\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Swift Karting Supplies","offers":[{"title":"Default Title","offer_id":52562718097726,"sku":"KM618R","price":4.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/breatherkit-km618r-replacement-grommet-only-km618r.jpg?v=1763114735"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/collections\/breatherkits-animal-vent-tube-kit-hdpe-new-price-effective-01-11-2024-avtk.jpg?v=1788983553","url":"https:\/\/swiftkarting.com\/collections\/briggs-animal-lo206-breather-vent-tube-kits.oembed","provider":"Swift Karting","version":"1.0","type":"link"}