{"title":"REED VALVE BLOCKS","description":"","products":[{"product_id":"moto-tassinari-vforce3-reed-valve-kit-yamaha-yz250-yz250x-97-24-suzuki-rm250-96-97-03-08","title":"MOTO TASSINARI VFORCE3 REED VALVE KIT YAMAHA YZ250\/YZ250X 97-24 \/ SUZUKI RM250 96-97, 03-08","description":"\u003cp\u003eThe VForce reed valve system by Moto Tassinari has been the reed valve system of choice by anyone serious about two-stroke engine performance for the last 10+ years. The simple premise of the VForce3 reed valve system is to increase engine power and throttle response by increasing the efficiency over a conventional reed valve design.\u003c\/p\u003e\n\u003cp\u003eThe unique design of the VForce reed valve system features double the reed tip surface over a conventional reed valve design. This has two major benefits:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eThe reed petals only travel half the distance as a conventional reed valve design to get the same airflow.\u003c\/li\u003e\n\u003cli\u003eBecause the reed petals only need to travel half the distance of that on a conventional reed valve design, there is a greater chance of them being fully opened as well as a better chance of sealing when they are \"closed\".\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003col\u003e\u003c\/ol\u003e\n\u003cp\u003eA reed petal never truly \"closes\" in a classic sense, as it is always in movement. Consider this, an engine operating at 8,000 RPM results in a reed petal opening and closing 133 times in one second. This fact, sheds light on another VForce advantage. Since the petals are only traveling half the distance, they generally last longer as they receive less wear than the reed petals on a conventional reed valve design.\u003c\/p\u003e\n\u003cp\u003eVFORCE3 FEATURES\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDouble the reed tip surface over a conventional reed valve design\u003c\/li\u003e\n\u003cli\u003eIncreased bottom end, stronger mid-range and longer top-end\u003c\/li\u003e\n\u003cli\u003eGreater efficiency due to reduced reed petal travel\u003c\/li\u003e\n\u003cli\u003eMore airflow means more horsepower\u003c\/li\u003e\n\u003cli\u003eReduced reed petal wear\u003c\/li\u003e\n\u003cli\u003eScrew free design eliminates risk of screws going through motor\u003c\/li\u003e\n\u003cli\u003eScrew free design enables super quick reed petal changes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eBIKE FITMENT:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSUZUKI\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRM250 1996-1997, 2003-2008\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eYAMAHA\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eYZ250 1997-2024\u003c\/li\u003e\n\u003cli\u003eYZ250X 2015-2024\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cp\u003eNOTICE: The V307A for the Yamaha YZ250 and YZ250X has been replaced by the new \u003ca href=\"https:\/\/www.motohouse.com.au\/products\/moto-tassinari-vforce4x-reed-valve-kit-yamaha-yz250-yz250x-97-24\"\u003eVFORCE4X\u003c\/a\u003e.\u003c\/p\u003e","brand":"MOTO TASSINARI","offers":[{"title":"Default Title","offer_id":48492530663708,"sku":"V307A","price":279.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0702\/7707\/1132\/files\/MOTOHOUSE_WEBSITE_3_70097956-a2a8-4815-a79f-190f9c86da01.png?v=1719984385"},{"product_id":"moto-tassinari-yamaha-yz250-97-26-yz250x-16-26-vforce4x-reed-valve-kit","title":"MOTO TASSINARI YAMAHA YZ250 97-26 \/ YZ250X 16-26 VFORCE4X REED VALVE KIT","description":"\u003cp\u003eThe all-new VFORCE4X for the Yamaha YZ250 and YZ250X motorcycles has been designed to offer you exceptional durability and overcome the shortcomings of the stock reed valve system.\u003c\/p\u003e\n\u003cp\u003eThe VForce reed valve system by Moto Tassinari has been the reed valve system of choice by anyone serious about two-stroke engine performance for the last 25+ years. The simple premise of the VForce reed valve system is to increase engine power and throttle response by increasing the efficiency over a conventional reed valve design by doubling the reed-tip surface. \u003c\/p\u003e\n\u003cp\u003eThe unique design of the VForce reed valve system features double the reed tip surface over a conventional reed valve design. This has two major benefits:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eThe reed petals only travel half the distance as a conventional reed valve design to get the same airflow.\u003c\/li\u003e\n\u003cli\u003eBecause the reed petals only need to travel half the distance of that on a conventional reed valve design, there is a greater chance of them being fully opened as well as a better chance of sealing when they are \"closed\".\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003col\u003e\u003c\/ol\u003e\n\u003cp\u003eA reed petal never truly \"closes\" in a classic sense, as it is always in movement. Consider this, an engine operating at 8,000 RPM results in a reed petal opening and closing 133 times in one second. This fact, sheds light on another VForce advantage. Since the petals are only traveling half the distance, they generally last longer as they receive less wear than the reed petals on a conventional reed valve design.\u003c\/p\u003e\n\u003cp\u003eVFORCE4 FEATURES\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDouble the reed tip surface over a conventional reed valve design\u003c\/li\u003e\n\u003cli\u003eIncreased bottom end, stronger mid-range and longer top-end\u003c\/li\u003e\n\u003cli\u003eGreater efficiency due to reduced reed petal travel\u003c\/li\u003e\n\u003cli\u003eMore airflow means more horsepower\u003c\/li\u003e\n\u003cli\u003eReduced reed petal wear\u003c\/li\u003e\n\u003cli\u003eScrew free design eliminates risk of screws going through motor\u003c\/li\u003e\n\u003cli\u003eScrew free design enables super quick reed petal changes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003ch5\u003e\u003cstrong\u003eBIKE FITMENT\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eYAMAHA\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eYZ250 1997-2026\u003c\/li\u003e\n\u003cli\u003eYZ250X 2016-2026\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MOTO TASSINARI","offers":[{"title":"Default Title","offer_id":48492538560796,"sku":"V4X07EM","price":289.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0702\/7707\/1132\/files\/IMAGE_MOTOHOUSE_WEBSITE_8afc050e-f1d9-4f57-b3e9-20e3261405ba.png?v=1769492248"},{"product_id":"moto-tassinari-vforce4ri-reed-valve-kit-yamaha-yz80-yz85-93-24","title":"MOTO TASSINARI VFORCE4RI REED VALVE KIT YAMAHA YZ80\/YZ85 93-24","description":"\u003cp\u003eThe new YZ85 VForce4Ri utilises a custom intake manifold boot that offers a straighter shot to the intake that greatly enhances both airflow and performance. The VForce4Ri also incorporates carbon fibre reed petals designed to ensure superior reliability and maximum performance.\u003c\/p\u003e\n\u003cp\u003eAll “\u003cb\u003eR\u003c\/b\u003e” models include a rubber overmolded pad on the reed tip area of the reed cage to significantly improve reed petal life.\u003c\/p\u003e\n\u003cp\u003eThe VForce reed valve system by Moto Tassinari has been the reed valve system of choice by anyone serious about two-stroke engine performance for the last 25+ years. The simple premise of the VForce reed valve system is to increase engine power and throttle response by increasing the efficiency over a conventional reed valve design by doubling the reed-tip surface. \u003c\/p\u003e\n\u003cp\u003eThe unique design of the VForce reed valve system features double the reed tip surface over a conventional reed valve design. This has two major benefits:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eThe reed petals only travel half the distance as a conventional reed valve design to get the same airflow.\u003c\/li\u003e\n\u003cli\u003eBecause the reed petals only need to travel half the distance of that on a conventional reed valve design, there is a greater chance of them being fully opened as well as a better chance of sealing when they are \"closed\".\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003col\u003e\u003c\/ol\u003e\n\u003cp\u003eA reed petal never truly \"closes\" in a classic sense, as it is always in movement. Consider this, an engine operating at 8,000 RPM results in a reed petal opening and closing 133 times in one second. This fact, sheds light on another VForce advantage. Since the petals are only traveling half the distance, they generally last longer as they receive less wear than the reed petals on a conventional reed valve design.\u003c\/p\u003e\n\u003cp\u003eSTANDARD VFORCE REED VALVE FEATURES\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDouble the reed tip surface over a conventional reed valve design\u003c\/li\u003e\n\u003cli\u003eIncreased bottom end, stronger mid-range and longer top-end\u003c\/li\u003e\n\u003cli\u003eGreater efficiency due to reduced reed petal travel\u003c\/li\u003e\n\u003cli\u003eMore airflow means more horsepower\u003c\/li\u003e\n\u003cli\u003eReduced reed petal wear\u003c\/li\u003e\n\u003cli\u003eScrew free design eliminates risk of screws going through motor\u003c\/li\u003e\n\u003cli\u003eScrew free design enables super quick reed petal changes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIMPROVED VFORCE4 FEATURES\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAll-new reed petal resin system, carbon fiber and lay-up\u003c\/li\u003e\n\u003cli\u003ePre-curved reed petal ensures better seal at tip\u003c\/li\u003e\n\u003cli\u003eWider reed cage for maximum airflow\u003c\/li\u003e\n\u003cli\u003eCombined reed tip area increased by 10.5% resulting in increased total air flow\u003c\/li\u003e\n\u003cli\u003eAirfoil shape added to cage tip to increase air velocity from outer ports\u003c\/li\u003e\n\u003cli\u003eLong reed stops added to progressively slow petal tip velocity, for increased petal durability\u003c\/li\u003e\n\u003cli\u003eReduced frontal area of central wing by 15.6% combined with a more aerodynamic shape\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eALL NEW VFORCE4R FEATURES\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRubber overmolding on reed tip surface of cage to further enhance petal life\u003c\/li\u003e\n\u003cli\u003ePre-curved reed petal ensures better seal at tip\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eALL NEW VFORCE4R1 FEATURES\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCustom intake manifold boot that offers a straighter shot to the intake that greatly enhances both airflow and performance\u003cmeta charset=\"utf-8\"\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWHATS INCLUDED:\u003cmeta charset=\"utf-8\"\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eComplete VForce4Ri Reed Valve System (including reed petals),\u003c\/li\u003e\n\u003cli\u003eCustom intake manifold boot and gaskets.\u003c\/li\u003e\n\u003cli\u003eDetailed installation instructions\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eMoto Tassinari and VForce4R decals\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eBIKE FITMENT:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eYAMAHA\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eYZ80 1993-2001\u003c\/li\u003e\n\u003cli\u003eYZ80LW 1994-2001\u003c\/li\u003e\n\u003cli\u003eYZ85 2002-2024\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eYZ85LW 2002-2024\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MOTO TASSINARI","offers":[{"title":"Default Title","offer_id":48999869579548,"sku":"V4R82A-I","price":329.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0702\/7707\/1132\/files\/MOTOHOUSEWEBSITE_3_5dfbe931-15ea-48a2-a37f-ea992c8ec2ca.png?v=1717467881"}],"url":"https:\/\/www.motohouse.com.au\/collections\/reed-valve-blocks.oembed","provider":"Moto House","version":"1.0","type":"link"}