{"product_id":"v-force-reed-valve-system-sx85-tc85-mc85-05-24-v4r85a","title":"V-Force Reed Valve System SX85\/TC85\/MC85 05-24","description":"\u003cdiv class=\"amd-overview\"\u003e\n\u003cp class=\"amd-overview__lead\"\u003eThe V-Force Reed Valve System SX85\/TC85\/MC85 05-24 from V-Force is listed to fit 3 models from GasGas, Husqvarna and KTM, including GasGas MC 85 (MC85) 2024-2025. It is part of our carburettor and fuel injection range.\u003c\/p\u003e\n\u003cul class=\"amd-overview__facts\"\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e \u003cspan class=\"amd-mono\"\u003eV4R85A\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits GasGas:\u003c\/strong\u003e \u003ca href=\"\/pages\/gasgas-mc85-parts\"\u003eMC 85 (MC85) 2024-2025\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits Husqvarna:\u003c\/strong\u003e \u003ca href=\"\/pages\/husqvarna-tc85-parts\"\u003eTC 85 (TC85) 2014-2022, 2024\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits KTM:\u003c\/strong\u003e \u003ca href=\"\/pages\/ktm-85-sx-parts\"\u003e85 SX 2003-2020, 2024-2025\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Engine Parts › Fuel System › Fuel Injection and Carburettor\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable class=\"spec-table\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eV-Force\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer Item No.\u003c\/th\u003e\n\u003ctd\u003eV4R85A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch2\u003eFits these bikes\u003c\/h2\u003e\u003cp\u003eThis V-Force part is listed as fitting 3 models. Check your model and year below.\u003c\/p\u003e\u003ctable class=\"fitment-table\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eYears\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eGasGas\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"\/pages\/gasgas-mc85-parts\"\u003eMC 85 (MC85)\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e2024-2025\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHusqvarna\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"\/pages\/husqvarna-tc85-parts\"\u003eTC 85 (TC85)\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e2014-2022, 2024\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKTM\u003c\/td\u003e\n\u003ctd\u003e\u003ca href=\"\/pages\/ktm-85-sx-parts\"\u003e85 SX\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e2003-2020, 2024-2025\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eProduct details\u003c\/h2\u003e\n\u003cp\u003eThe VForce4R (VF4R) reed valve is made for KTM 85cc and 105cc models and for Husqvarna 85cc models. It carries over every advantage of the distinctive VForce reed valve design and adds rubber overmoulded tips on the reed cage plus extended reed stops, both of which help the reed petals last longer.\u003c\/p\u003e\u003ch3\u003eHow the VForce design works\u003c\/h3\u003e\u003cp\u003eCompared with a conventional reed valve, the VForce system has twice the reed-tip surface area. That brings two main benefits:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLess reed travel:\u003c\/strong\u003e to deliver the same airflow, the petals only need to move half as far as they would in a conventional valve.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBetter performance:\u003c\/strong\u003e because they move less, the petals are more likely to open fully and to seal properly when shut. Running at 8,000 RPM, an engine works the reeds open and shut 133 times each second, so cutting the travel reduces wear and makes the reeds last longer.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eStandard VForce features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eTwice the reed-tip surface of a conventional design.\u003c\/li\u003e\n\u003cli\u003eExtra bottom-end, a stronger mid-range and top-end power that reaches further.\u003c\/li\u003e\n\u003cli\u003eBetter efficiency thanks to reduced reed petal travel.\u003c\/li\u003e\n\u003cli\u003eMore airflow, giving more horsepower.\u003c\/li\u003e\n\u003cli\u003eLess wear on the reed petals.\u003c\/li\u003e\n\u003cli\u003eNo screws are used, so none can find their way into the motor, and the petals can be changed quickly.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eVF4 improvements\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eA completely new resin system, carbon fibre and lay-up for the reed petals.\u003c\/li\u003e\n\u003cli\u003ePetals that are pre-curved so the tips seal better.\u003c\/li\u003e\n\u003cli\u003eA wider reed cage for maximum airflow.\u003c\/li\u003e\n\u003cli\u003eTotal reed tip surface area up by 10.5%, for more airflow.\u003c\/li\u003e\n\u003cli\u003eCage tips shaped like an airfoil, which speed up the air coming from the outer ports.\u003c\/li\u003e\n\u003cli\u003eLong reed stops that progressively slow the petal tips, improving durability.\u003c\/li\u003e\n\u003cli\u003eA central wing with 15.6% less frontal area and a more aerodynamic shape.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eNew for the VF4R\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eThe cage's reed tip surface is overmoulded in rubber to extend petal life.\u003c\/li\u003e\n\u003cli\u003eLonger reed petal stops for greater durability.\u003c\/li\u003e\n\u003cli\u003ePre-curved petals so the tips seal better.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"V-Force","offers":[{"title":"Default Title","offer_id":58911146475784,"sku":"800315","price":179.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1049\/4201\/0632\/files\/v-force-reed-valve-system-sx85-tc85-mc85-05-24-v4r85a.png?v=1790732093","url":"https:\/\/apexpowersports.co.uk\/products\/v-force-reed-valve-system-sx85-tc85-mc85-05-24-v4r85a","provider":"Apex Powersports","version":"1.0","type":"link"}