{"title":"GX200 Clone Exhaust Silencers","description":"\u003cp\u003eSilencers, mini mufflers, and stainless silencer clamps for GX200 clone exhaust headers. Some silencers are specified for stock or modified classes and for weiner-type pipes only.\u003c\/p\u003e","products":[{"product_id":"wkam-silencer-modified-class-1-5-16-only-model-b91xlmo-not-legal-for-stock-classes-wkam","title":"RLV B91MO Modified Class Silencer - 1-5\/16 Inch - Open\/Modified","description":"\u003cp\u003eUnrestricted exhaust flow is the lifeblood of high-RPM 196cc clone engines, and integrating \u003cstrong\u003enew parts\u003c\/strong\u003e from a premier \u003cstrong\u003eonline kart store\u003c\/strong\u003e is the fastest way to unlock that hidden horsepower. The RLV B91MO 1-5\/16\" Modified Silencer is engineered specifically for open and modified class racing, where stock limitations are left in the dust. By utilizing a high-flow square-hole baffle design, this silencer drastically reduces exhaust backpressure, allowing your GX200 or 196cc clone to breathe freely and accelerate harder out of the apex.\u003c\/p\u003e\n\n\u003ch2\u003eIntegrating Exhaust Dynamics with Your Go Kart Chassis\u003c\/h2\u003e\n\u003cp\u003eWhen you push beyond the factory rev limiter, every component must work in harmony. The 1-5\/16\" mounting diameter is perfectly sized for modified 4-cycle headers, ensuring a seamless transition of exhaust gases. A poorly matched exhaust can cause harmonic vibrations that resonate through your \u003cstrong\u003ego kart chassis\u003c\/strong\u003e, leading to premature fatigue of welds and mounts. The RLV B91MO mitigates this by offering a secure, slip-on fitment that, when paired with a heavy-duty worm gear clamp and safety wire, withstands the brutal harmonics of a modified 196cc engine at full tilt.\u003c\/p\u003e\n\n\u003ch2\u003eBalancing Power, Grip, and Steering Components\u003c\/h2\u003e\n\u003cp\u003eHorsepower is useless if you can't put it to the ground or control it through the chicanes. As this silencer shifts your powerband higher, the increased top-end speed demands more from your chassis setup. Just as a mechanic meticulously selects \u003cstrong\u003eparts for tires\u003c\/strong\u003e to maximize mechanical grip, you must ensure your \u003cstrong\u003esteering components\u003c\/strong\u003e are dialed in to handle the aggressive corner-exit speeds this exhaust profile provides. It's not just about making noise; it's about tuning the engine's volumetric efficiency to match your track's specific layout.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications \u0026amp; Track Compliance\u003c\/h2\u003e\n\u003cp\u003eThis is a purpose-built racing component. It is significantly louder than the standard RLV 4104 and is \u003cem\u003enot legal for stock classes\u003c\/em\u003e (such as AKRA, NKA, WKA, or IKF stock divisions). It is the definitive choice for Limited Modified, 14.5ci Open Modified, and Super Stock classes where maximum flow is prioritized over decibel reduction.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Flow Square-Hole Baffle:\u003c\/strong\u003e Maximizes exhaust gas scavenging for improved high-RPM horsepower.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1-5\/16\" Inlet Diameter:\u003c\/strong\u003e Precision-sized to slip over standard modified 4-cycle header pipes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight Steel Construction:\u003c\/strong\u003e Weighs approximately 0.9 lbs, keeping your overall kart weight optimized.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAggressive Exhaust Note:\u003c\/strong\u003e Delivers a tuned, resonant sound profile indicative of a high-compression race engine.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVibration-Resistant Mounting:\u003c\/strong\u003e Designed to be secured with a heavy-duty clamp and safety wire for endurance racing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModified Class Specific:\u003c\/strong\u003e Engineered exclusively for open, limited modified, and Tecumseh Star (10HP) racing divisions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat-Cycled Durability:\u003c\/strong\u003e Resists the extreme exhaust gas temperatures (EGTs) generated by heavily modified clone engines.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eStop leaving horsepower on the table with restrictive stock mufflers. Equip your racing program with the RLV B91MO and experience the throttle response and top-end pull required to dominate the modified ranks.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is the RLV B91MO silencer legal for my local stock class?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e No. This silencer is specifically engineered for open, limited modified, and super stock classes. It is not legal for standard stock divisions like AKRA, NKA, WKA, or IKF stock classes due to its high-flow design and increased noise output.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I ensure this silencer stays secure during a race?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Because modified engines produce significant harmonic vibrations, we strongly recommend using a heavy-duty worm gear clamp to secure the silencer to your header. Additionally, always use safety wire to prevent the silencer from vibrating loose or detaching during high-RPM operation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Will this fit my standard 1-5\/16 inch header pipe?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, the B91MO features a 1-5\/16 inch inlet diameter designed to provide a precise, slip-on fit for standard modified 4-cycle header pipes. Ensure your header pipe is clean and free of debris before installation for the best seal.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this silencer require any engine tuning?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes. Because this silencer reduces exhaust backpressure and shifts your powerband higher, you may need to adjust your carburetor jetting or clutch engagement to match the increased volumetric efficiency and top-end speed of your engine.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/exf5007-rlv-clone-thick-flange-header-959-id-exf5007\"\u003eRLV EXF5007 Thick Flange Clone Header with 0.959 Inch ID for Power Gains\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/5434-rlv-thick-flange-clone-header-j-style-5434\"\u003eRLV Thick Flange J-Style Clone Header for Robust GX200 Performance\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/5435-rlv-clone-gx200-wide-power-band-j-style-header-5435\"\u003eRLV Wide Power Band J-Style Header for GX200 Clone Engines with Hardware\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/wkas1516-silencer-stock-class-1-5-16-model-b91xl-most-popular-stock-class-muffler-wkas1516\"\u003ePopular RLV B91XL Stock Class 1 5\/16-Inch Silencer\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/5417c-restricted-classes-bottom-and-mid-5417c\"\u003e5417C Bottom and Mid Exhaust Header for Restricted Kart Classes\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"RLV","offers":[{"title":"Default Title","offer_id":52562631491902,"sku":"WKAM","price":54.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/silencers-wkam-silencer-modified-class-1-5-16-only-model-b91xlmo-not-legal-for-stock-classes-wkam.jpg?v=1763113246"},{"product_id":"4117-rlv-b-91-mini-muffler-this-fits-weiner-type-pipe-only-4117mm","title":"RLV B-91 Mini Muffler for Weiner-Type Clone Pipes","description":"\u003cp\u003eCompliance doesn't have to mean compromise—enter the RLV B-91 Mini Muffler, a screw-on powerhouse tailored for Weiner-type pipes in clone setups. This innovative piece steps in as a direct alternative to Briggs stock mufflers, delivering the quiet operation demanded by rules without sacrificing flow.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eScrew-in design mimics Briggs ease, fitting snugly on 196cc GX200 clones.\u003c\/li\u003e\n\u003cli\u003eLegal status in WKA and AKRA box stock classes keeps you race-ready.\u003c\/li\u003e\n\u003cli\u003eReduces noise while maintaining backpressure for optimal mid-range torque.\u003c\/li\u003e\n\u003cli\u003ePrevents the need for clamp-on conversions, simplifying your exhaust chain.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eTrackside, it helps organize your pit by integrating seamlessly with header accessories, cutting down on loose parts. For kart racers chasing clean laps in regulated classes, this muffler ensures your engine hums efficiently, channeling exhaust gases smoothly to avoid power dips. It's not for RLV 1-5\/16 clamp-on pipes, so confirm your setup— but for Weiner enthusiasts, it's a game-changer.\u003c\/p\u003e\u003cp\u003ePicture crossing the line first, all while staying within sound limits that could otherwise disqualify you. This silencer bolsters your 196cc clone's reliability, indirectly speeding you up by focusing energy on propulsion rather than penalties. SKU: 4117MM. In the fast-paced world of GX200 aftermarket parts, it stands out for balancing rules and performance.\u003c\/p\u003e\u003cp\u003eUpgrade today and feel the difference in refined exhaust note and consistent output, turning stock constraints into strategic advantages.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is the RLV B-91 Mini Muffler compatible with all clone exhaust pipes?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e No, this muffler is specifically designed for Weiner-type pipes. It is not compatible with RLV 1-5\/16\" clamp-on style pipes, so please verify your header type before purchasing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this muffler legal for WKA and AKRA stock classes?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, the RLV B-91 Mini Muffler is designed to meet sound requirements for WKA and AKRA box stock classes, helping you stay compliant while maintaining engine performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does the screw-on design benefit my setup?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The screw-in design mimics the ease of stock Briggs mufflers, allowing for a secure, snug fit on 196cc GX200 clones without the need for additional clamp-on adapters, which helps reduce the number of loose parts in your pit area.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Will this muffler affect my engine's torque?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e This muffler is engineered to reduce noise while maintaining the necessary backpressure for optimal mid-range torque, ensuring your engine runs efficiently without power dips.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/exf5007-rlv-clone-thick-flange-header-959-id-exf5007\"\u003eRLV EXF5007 Thick Flange Clone Header with 0.959 Inch ID for Power Gains\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/5434-rlv-thick-flange-clone-header-j-style-5434\"\u003eRLV Thick Flange J-Style Clone Header for Robust GX200 Performance\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/5435-rlv-clone-gx200-wide-power-band-j-style-header-5435\"\u003eRLV Wide Power Band J-Style Header for GX200 Clone Engines with Hardware\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/exf5030-rlv-clone-pipe-for-jr-drag-or-mini-bike-exf5030\"\u003eRLV EXF5030 Clone Pipe Optimized for Junior Drag and Mini Bike Racing\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/5417c-restricted-classes-bottom-and-mid-5417c\"\u003e5417C Bottom and Mid Exhaust Header for Restricted Kart Classes\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"RLV","offers":[{"title":"Default Title","offer_id":52562631721278,"sku":"4117MM","price":27.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/silencers-4117-rlv-b-91-mini-muffler-this-fits-weiner-type-pipe-only-4117mm.jpg?v=1763113252"},{"product_id":"wkas1-silencer-stock-class-1-model-b91-wkas1","title":"RLV B91 Stock Class 1-Inch Silencer for Compliant Kart Exhaust","description":"\u003cul\u003e\n\u003cli\u003ePrecision-engineered for 1-inch stock class fitment on 196cc clones.\u003c\/li\u003e\n\u003cli\u003eMaintains regulatory quiet levels without choking engine vitality.\u003c\/li\u003e\n\u003cli\u003eScrew-on simplicity speeds up installs, keeping your pit efficient.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe RLV Model B91 silencer stands as a pillar for stock class purists, blending compliance with capability in GX200 aftermarket exhausts. It tames noise effectively, letting you focus on driving lines rather than decibel worries.\u003c\/p\u003e\u003cp\u003eIn kart racing's structured divisions, where rules reign, this 1-inch variant ensures your header setup passes tech inspections effortlessly. Its design preserves essential backpressure for smooth low-end pull, crucial for tight tracks demanding quick bursts.\u003c\/p\u003e\u003cp\u003ePair it with stainless clamps for a setup that withstands session after session, organizing your accessories into a cohesive unit. Racers benefit indirectly through sustained power delivery, avoiding the drag of ill-fitted mufflers. SKU: WKAS1.\u003c\/p\u003e\u003cp\u003eFrom junior leagues to adult brackets, it supports consistent laps, turning potential sound violations into seamless runs. Embrace its reliability to elevate your stock class game, where every detail counts toward the checkered flag.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this silencer compatible with all 196cc clone engines?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The RLV B91 is precision-engineered for 1-inch stock class fitment. Please ensure your specific header setup utilizes a 1-inch outlet to ensure a proper, compliant fit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this silencer affect engine performance?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e It is designed to maintain regulatory quiet levels without choking the engine. By preserving essential backpressure, it supports smooth low-end pull, which is vital for quick acceleration on tight tracks.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I install the RLV B91 silencer?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e This model features a screw-on design for simple, efficient installation. We recommend pairing it with high-quality stainless clamps to ensure the unit remains secure and vibration-free during racing sessions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this silencer legal for all karting classes?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e This 1-inch variant is specifically designed for stock class purists to pass tech inspections. Always check your local track's rulebook to confirm that a 1-inch silencer is the required specification for your specific division.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/exf5007-rlv-clone-thick-flange-header-959-id-exf5007\"\u003eRLV EXF5007 Thick Flange Clone Header with 0.959 Inch ID for Power Gains\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/5434-rlv-thick-flange-clone-header-j-style-5434\"\u003eRLV Thick Flange J-Style Clone Header for Robust GX200 Performance\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/5435-rlv-clone-gx200-wide-power-band-j-style-header-5435\"\u003eRLV Wide Power Band J-Style Header for GX200 Clone Engines with Hardware\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/4117-rlv-b-91-mini-muffler-this-fits-weiner-type-pipe-only-4117mm\"\u003eRLV B-91 Mini Muffler for Weiner-Type Clone Pipes\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"RLV","offers":[{"title":"Default Title","offer_id":52562633752894,"sku":"WKAS1","price":51.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/silencers-wkas1-silencer-stock-class-1-model-b91-wkas1.jpg?v=1763113300"},{"product_id":"wkas1516-silencer-stock-class-1-5-16-model-b91xl-most-popular-stock-class-muffler-wkas1516","title":"Popular RLV B91XL Stock Class 1 5\/16-Inch Silencer","description":"\u003cstrong\u003ePopularity isn't accidental\u003c\/strong\u003e—the RLV Model B91XL 1 5\/16-inch silencer earns its spot as the most favored in stock class circles for 196cc GX200 clones. Racers flock to it for its unbeatable mix of compliance and capability.\u003cul\u003e\n\u003cli\u003eGenerous 1 5\/16-inch bore supports stock flow without excess noise.\u003c\/li\u003e\n\u003cli\u003eProven in countless heats, delivering quiet reliability lap after lap.\u003c\/li\u003e\n\u003cli\u003eEnhances header integration, keeping your exhaust array neat and secure.\u003c\/li\u003e\n\u003cli\u003eFuels consistent mid-range punch for agile track maneuvers.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis muffler's design philosophy centers on stock class needs, muffling sound effectively while allowing your engine to exhale freely. It's the go-to for organized setups, reducing clutter in your exhaust accessories kit. In karting's entry-level battles, where rules bind tight, it frees you to race hard.\u003c\/p\u003e\u003cp\u003eFeel the crowd's roar as you pull away cleanly, your silencer working silently behind the scenes. SKU: WKAS1516. For 196cc clone pilots, it's more than popular—it's essential for turning stock restrictions into speed opportunities.\u003c\/p\u003e\u003cp\u003eIts widespread use speaks volumes: durable, efficient, and always race-legal. Stock up and join the winners who swear by this staple.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is the RLV B91XL silencer legal for my stock class kart?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, the B91XL is widely recognized as the industry standard for stock class racing. Its 1 5\/16-inch bore is specifically designed to meet the compliance requirements for 196cc GX200 clone engines while maintaining optimal flow.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I ensure a secure fit for this silencer?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e This silencer is designed to integrate seamlessly with standard 1 5\/16-inch exhaust headers. Ensure your header pipe is clean and free of debris before sliding the silencer on. We recommend using a high-quality exhaust clamp to keep the unit secure and prevent vibration-induced leaks during races.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this silencer affect engine performance?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The B91XL is engineered to balance sound suppression with engine performance. By allowing the engine to exhale freely while meeting noise regulations, it helps maintain consistent mid-range power, which is critical for agile maneuvers on the track.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How often should I maintain my silencer?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Periodically inspect the silencer for carbon buildup or loose mounting hardware. Keeping the exhaust path clear ensures the engine continues to run at peak efficiency and keeps your kart compliant with track noise ordinances.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/exf5007-rlv-clone-thick-flange-header-959-id-exf5007\"\u003eRLV EXF5007 Thick Flange Clone Header with 0.959 Inch ID for Power Gains\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/5434-rlv-thick-flange-clone-header-j-style-5434\"\u003eRLV Thick Flange J-Style Clone Header for Robust GX200 Performance\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/5435-rlv-clone-gx200-wide-power-band-j-style-header-5435\"\u003eRLV Wide Power Band J-Style Header for GX200 Clone Engines with Hardware\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/5506-briggs-lo206-pipe-does-not-include-support-5506\"\u003eRLV 5506 Exhaust Header Pipe - 1 5\/16\" Silencer End - Briggs LO206 Class Legal\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/wkas1-silencer-stock-class-1-model-b91-wkas1\"\u003eRLV B91 Stock Class 1-Inch Silencer for Compliant Kart Exhaust\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"RLV","offers":[{"title":"Default Title","offer_id":52562633785662,"sku":"WKAS1516","price":51.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/silencers-wkas1516-silencer-stock-class-1-5-16-model-b91xl-most-popular-stock-class-muffler-wkas1516.jpg?v=1763113302"},{"product_id":"rlv-stainless-steel-silencer-clamp-1-0-4145","title":"RLV 1.0-Inch Stainless Steel Silencer Clamp for Precise Mounting","description":"\u003cul\u003e\n\u003cli\u003eMarked 27-29 for quick size matching on 1.0-inch silencers.\u003c\/li\u003e\n\u003cli\u003eDirect fit for RLV 4100 (WKAS1), ensuring seamless integration.\u003c\/li\u003e\n\u003cli\u003eHigh-grade stainless resists wear from constant vibrations.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe RLV 4145 clamp delivers pinpoint security for your silencer, transforming potential weak links into strongholds. In 196cc clone racing, it holds firm against the engine's fury, preserving alignment for optimal exhaust paths.\u003c\/p\u003e\u003cp\u003eThis piece aids track organization by simplifying clamp swaps, keeping your headers and accessories in check. Its durability means fewer replacements, letting you invest time in speed strategies instead. SKU: 4145. A must for GX200 enthusiasts building reliable setups.\u003c\/p\u003e\u003cp\u003eSecure your edge with this unassuming hero of exhaust hardware.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this clamp compatible with all RLV silencers?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e This specific clamp (SKU 4145) is designed for 1.0-inch silencers. It is a direct fit for the RLV 4100 (WKAS1) model. Please verify your silencer diameter before purchasing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I know if this is the right size for my exhaust?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The clamp is clearly marked \"27-29\" to assist with quick size matching for 1.0-inch diameter silencer tubes, ensuring you get a secure, vibration-resistant fit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why is a stainless steel clamp better than a standard steel one?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e High-grade stainless steel offers superior resistance to the intense heat and constant vibrations found in racing kart engines, preventing the clamp from stretching or failing during a race.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I use this on a GX200 clone engine?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, this is an essential piece of hardware for GX200 enthusiasts. It provides the pinpoint security needed to keep your exhaust path aligned and your setup reliable under engine load.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/wkas1-silencer-stock-class-1-model-b91-wkas1\"\u003eRLV B91 Stock Class 1-Inch Silencer for Compliant Kart Exhaust\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/exf5007-rlv-clone-thick-flange-header-959-id-exf5007\"\u003eRLV EXF5007 Thick Flange Clone Header with 0.959 Inch ID for Power Gains\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/5434-rlv-thick-flange-clone-header-j-style-5434\"\u003eRLV Thick Flange J-Style Clone Header for Robust GX200 Performance\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/5435-rlv-clone-gx200-wide-power-band-j-style-header-5435\"\u003eRLV Wide Power Band J-Style Header for GX200 Clone Engines with Hardware\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/4117-rlv-b-91-mini-muffler-this-fits-weiner-type-pipe-only-4117mm\"\u003eRLV B-91 Mini Muffler for Weiner-Type Clone Pipes\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"RLV","offers":[{"title":"Default Title","offer_id":52562706399550,"sku":"4145","price":9.91,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/silencers-rlv-stainless-steel-silencer-clamp-1-0-4145.jpg?v=1763114600"},{"product_id":"rlv-stainless-steel-silencer-clamp-1-1-8-4146","title":"RLV 1 1\/8-Inch Stainless Steel Silencer Clamp with Multi-Use Versatility","description":"\u003cp\u003eMulti-tasking meets toughness in the RLV 4146 stainless steel clamp, calibrated for 1 1\/8-inch silencers and marked 29-31 for easy identification. It fits the WKAS118 model perfectly and doubles as a holder for support straps.\u003c\/p\u003e\u003cp\u003eThis versatility shines in 196cc GX200 setups, where secure fastening prevents exhaust drama. Clamp it on to eliminate rattles, ensuring smooth power transfer from engine to track.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eStainless construction fights rust in humid pit environments.\u003c\/li\u003e\n\u003cli\u003eAdaptable for straps, expanding its role in header organization.\u003c\/li\u003e\n\u003cli\u003eTightens evenly to avoid pipe distortions.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIn exhaust silencers and clamps, it's a staple for racers valuing efficiency. SKU: 4146. Keeps your kart's undercarriage tidy, indirectly aiding speed by upholding flow consistency.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I know if this clamp fits my silencer?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e This RLV 4146 clamp is specifically calibrated for 1 1\/8-inch silencers. It is marked \"29-31\" for easy identification and is designed to fit the WKAS118 model perfectly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can this clamp be used for anything other than the silencer?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, the design features multi-use versatility. It is highly adaptable for use as a holder for support straps, making it a great tool for organizing your exhaust headers and undercarriage.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Will this clamp damage my exhaust pipe when tightened?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e No, the RLV 4146 is engineered to tighten evenly around the circumference of the pipe, which helps prevent pipe distortion while maintaining a secure, rattle-free fit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this clamp suitable for outdoor or humid racing environments?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Absolutely. The stainless steel construction is specifically chosen to resist rust and corrosion, ensuring durability even in humid pit environments.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/wkas118-silencer-stock-class-1-1-8-model-b91l-closeout-wkas118\"\u003eRLV B91L Exhaust Silencer - 1 1\/8\" Spec - Stock Class Legal\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/5434-rlv-thick-flange-clone-header-j-style-5434\"\u003eRLV Thick Flange J-Style Clone Header for Robust GX200 Performance\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/5435-rlv-clone-gx200-wide-power-band-j-style-header-5435\"\u003eRLV Wide Power Band J-Style Header for GX200 Clone Engines with Hardware\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/exf5007-rlv-clone-thick-flange-header-959-id-exf5007\"\u003eRLV EXF5007 Thick Flange Clone Header with 0.959 Inch ID for Power Gains\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/bwk5905-rear-bumper-mount-kit-bwk5905\"\u003eRLV Rear Bumper Mount Kit - CIK-Style for Secure Kart Installation\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"RLV","offers":[{"title":"Default Title","offer_id":52562706432318,"sku":"4146","price":9.91,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/silencers-rlv-stainless-steel-silencer-clamp-1-1-8-4146.jpg?v=1763114602"},{"product_id":"rlv-stainless-steel-silencer-clamp-1-5-16-4147","title":"RLV 1 5\/16-Inch Stainless Steel Silencer Clamp for Secure Fit","description":"\u003cp\u003eLock down your silencer with unyielding grip using the RLV 4147 stainless steel clamp, precision-sized for 1 5\/16-inch applications. In the demanding world of kart exhausts, this clamp is your frontline defense against loosening under fire.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCorrosion-resistant stainless build withstands track heat and weather.\u003c\/li\u003e\n\u003cli\u003eProvides even pressure distribution for leak-free seals.\u003c\/li\u003e\n\u003cli\u003eQuick-release potential aids fast silencer swaps during tuning.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFor 196cc GX200 clones, it secures silencers firmly to headers, preventing shifts that disrupt flow and cost seconds. This accessory keeps your pit organized, with fewer tools needed for adjustments. Indirectly, it sustains power by maintaining system integrity through bumpy straights.\u003c\/p\u003e\u003cp\u003eRacers trust its reliability in exhaust silencers and clamps, where every connection matters. SKU: 4147. Simple yet indispensable, it elevates your setup's professionalism.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this clamp compatible with all kart silencers?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e This clamp is precision-sized for 1 5\/16-inch applications. Please verify your silencer and header diameter before purchase to ensure a secure, leak-free fit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why should I choose a stainless steel clamp over a standard steel one?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Stainless steel offers superior corrosion resistance, meaning it will not rust or seize due to track heat, moisture, or harsh weather conditions, ensuring it remains easy to remove during future maintenance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can this clamp help prevent exhaust leaks?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes. The design provides even pressure distribution around the circumference of the connection, which is essential for maintaining a tight seal and preventing power-robbing exhaust leaks.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this clamp suitable for Briggs LO206 or Clone engines?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, this clamp is an excellent choice for securing silencers to headers on 196cc GX200 clones and other systems utilizing 1 5\/16-inch tubing, helping to maintain system integrity during vibration-heavy racing.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/complete-exhaust-package-ckna-legal-for-lo206\"\u003eRLV Briggs LO206 Complete Exhaust Package - 1-5\/16\" Tubing - CKNA Legal\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/wkas1516-silencer-stock-class-1-5-16-model-b91xl-most-popular-stock-class-muffler-wkas1516\"\u003ePopular RLV B91XL Stock Class 1 5\/16-Inch Silencer\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/5506-briggs-lo206-pipe-does-not-include-support-5506\"\u003eRLV 5506 Exhaust Header Pipe - 1 5\/16\" Silencer End - Briggs LO206 Class Legal\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/wkam-silencer-modified-class-1-5-16-only-model-b91xlmo-not-legal-for-stock-classes-wkam\"\u003eRLV B91MO Modified Class Silencer - 1-5\/16 Inch - Open\/Modified\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/5507-briggs-lo206-spec-pipe-includes-support-kit-5507\"\u003eRLV 5507 Briggs LO206 Spec Exhaust Header \u0026amp; Support Kit - 1-5\/16\" End - Junior\/Senior Class Legal\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"RLV","offers":[{"title":"Default Title","offer_id":52562706497854,"sku":"4147","price":9.91,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/silencers-rlv-stainless-steel-silencer-clamp-1-5-16-4147.jpg?v=1763114603"},{"product_id":"wkas118-silencer-stock-class-1-1-8-model-b91l-closeout-wkas118","title":"RLV B91L Exhaust Silencer - 1 1\/8\" Spec - Stock Class Legal","description":"\u003cp\u003eMaximizing exhaust velocity while maintaining strict decibel compliance is non-negotiable for 196cc clone stock class dominance, which is why our karting store secures top-tier components like the RLV B91L silencer. Engineered specifically for 1 1\/8-inch headers, this closeout exhaust silencer prevents the restrictive backpressure that kills top-end RPMs in GX200 and clone engines. By smoothing out exhaust pulses, the B91L ensures your engine breathes efficiently from the drop of the green flag to the final lap.\u003c\/p\u003e\u003ch2\u003eTech-Legal Performance: As Critical as Master Cylinder Brake Parts\u003c\/h2\u003e\u003cp\u003eWhen you are tuning for the podium, every component in your exhaust system must work in harmony to preserve the engine's power curve. The RLV B91L achieves this through precision-baffled internals that disrupt sound waves without choking exhaust gas flow. This means you pass tech inspection without sacrificing the critical horsepower needed to pull away on the straights. Just as you wouldn't compromise on high-performance master cylinder brake parts for late braking, you shouldn't compromise on exhaust efficiency. This 1 1\/8-inch silencer slips directly onto standard stock headers, eliminating the need for flow-disrupting adapters and keeping your exhaust tract as smooth as possible.\u003c\/p\u003e\u003ch2\u003eSeamless Integration with Catch Cans and Steering Components\u003c\/h2\u003e\u003cp\u003eA well-organized kart chassis is a fast kart chassis. Securing your exhaust properly with heavy-duty braces and clamps ensures stable engine temperatures and prevents vibration-induced failures. While you are routing your overflow lines for catch cans or dialing in your front-end steering components, integrating the B91L silencer streamlines your entire rear-engine layout. Its compact footprint keeps the exhaust tucked safely inboard, reducing the risk of damage during tight wheel-to-wheel racing.\u003c\/p\u003e\u003cp\u003eWhether you are executing a complete go kart steering wheel upgrade or fine-tuning your engine package, securing this closeout RLV silencer is a strategic move. It guarantees your 196cc clone remains compliant, competitive, and sounding exactly like a race-winning machine should.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 1\/8-Inch Slip-On Fitment:\u003c\/strong\u003e Mates perfectly with standard stock class headers without requiring restrictive adapters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized Flow Dynamics:\u003c\/strong\u003e Internal baffling reduces decibels while preserving critical exhaust gas velocity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStock Class Compliant:\u003c\/strong\u003e Engineered to meet strict noise regulations in 196cc clone and GX200 racing series.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Footprint:\u003c\/strong\u003e Keeps the exhaust system tucked tight to the chassis, preventing damage during close racing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVibration Resistant:\u003c\/strong\u003e Designed to clip securely to standard exhaust braces for long-lasting durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Stability:\u003c\/strong\u003e Promotes even exhaust dispersion to help maintain consistent engine operating temperatures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCloseout Value:\u003c\/strong\u003e Premium RLV manufacturing at a fraction of the cost, maximizing your racing budget.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is the RLV B91L silencer compatible with all clone headers?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e This silencer is specifically engineered for 1 1\/8-inch headers. It provides a direct slip-on fit for standard stock class headers, eliminating the need for restrictive adapters that can hurt your engine's performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Will this silencer help me pass tech inspection?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes. The B91L is designed for stock class compliance. Its precision-baffled internals are engineered to disrupt sound waves and meet strict decibel regulations without creating the backpressure that typically chokes exhaust flow.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How should I secure the silencer to my kart?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e To prevent vibration-induced failures and ensure longevity, the silencer should be clipped securely to a standard exhaust brace. Proper mounting is essential for maintaining consistent engine temperatures and protecting the exhaust system during wheel-to-wheel racing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this silencer affect top-end RPMs?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Unlike restrictive mufflers, the B91L is designed to maximize exhaust velocity. By smoothing out exhaust pulses, it helps your 196cc clone or GX200 engine breathe efficiently, which is critical for maintaining power on the straights.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products From Vendor\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/exf5007-rlv-clone-thick-flange-header-959-id-exf5007\"\u003eRLV EXF5007 Thick Flange Clone Header with 0.959 Inch ID for Power Gains\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/5434-rlv-thick-flange-clone-header-j-style-5434\"\u003eRLV Thick Flange J-Style Clone Header for Robust GX200 Performance\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/5435-rlv-clone-gx200-wide-power-band-j-style-header-5435\"\u003eRLV Wide Power Band J-Style Header for GX200 Clone Engines with Hardware\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/bwk5905-rear-bumper-mount-kit-bwk5905\"\u003eRLV Rear Bumper Mount Kit - CIK-Style for Secure Kart Installation\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/4117-rlv-b-91-mini-muffler-this-fits-weiner-type-pipe-only-4117mm\"\u003eRLV B-91 Mini Muffler for Weiner-Type Clone Pipes\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"RLV","offers":[{"title":"Default Title","offer_id":52562720981310,"sku":"WKAS118","price":41.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/files\/silencers-wkas118-silencer-stock-class-1-1-8-model-b91l-closeout-wkas118.jpg?v=1763114761"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0962\/4721\/8494\/collections\/silencers-4117-rlv-b-91-mini-muffler-this-fits-weiner-type-pipe-only-4117mm.jpg?v=1788985119","url":"https:\/\/swiftkarting.com\/collections\/gx200-clone-exhaust-silencers-kart-parts.oembed","provider":"Swift Karting","version":"1.0","type":"link"}