{"product_id":"blue-line-m16x1-25-vacuum-fuel-petcock-gy6-139qmb","title":"Blue Line M16x1.25 Vacuum Fuel Petcock -  GY6 \/ 139QMB","description":"\u003cp\u003eThis \u003cstrong\u003eBlue Line M16x1.25 vacuum fuel petcock\u003c\/strong\u003e restores automatic fuel delivery on compatible GY6 and 139QMB-powered scooters. Engine vacuum opens the valve while the engine runs; when vacuum stops, the valve closes to shut off fuel flow at rest. Its tank-mounted design uses separate fuel and vacuum hose connections, giving you a straightforward replacement when your original automatic valve needs attention.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic vacuum operation:\u003c\/strong\u003e Engine vacuum controls fuel flow without a manual ON\/OFF\/RES lever.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eM16x1.25 tank fitting:\u003c\/strong\u003e Threaded connection for tanks using this exact diameter and pitch.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo-port design:\u003c\/strong\u003e Separate hose connections for fuel delivery and the engine's vacuum supply.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInlet filter included:\u003c\/strong\u003e Supplied with a filter tube and sealing ring for the tank-side connection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBroad replacement application:\u003c\/strong\u003e Suits matching 50–150cc GY6 and 139QMB scooter fuel systems.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Blue Line\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e 1300-1176\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart type:\u003c\/strong\u003e Vacuum-operated fuel petcock\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTank thread:\u003c\/strong\u003e M16x1.25, 16mm nominal diameter with 1.25mm pitch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHose connections:\u003c\/strong\u003e Two, fuel and vacuum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperation:\u003c\/strong\u003e Automatic, engine-vacuum controlled\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e Directly to a matching threaded fuel-tank fitting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncluded:\u003c\/strong\u003e One petcock, inlet filter tube and sealing ring\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cp\u003eFor compatible GY6 and 139QMB-powered 50–150cc scooters with an M16x1.25 tank fitting and matching two-port vacuum fuel system. Applications include matching models from Peace Sports, Tao Tao, Icebear, Jonway, Velocity, ZNEN, Wolf, BMS, Bintelli, Baccio, Fly Scooter, Schwinn, SSR Motorsports, SunL and Puma Cycles. Brand or engine family alone does not establish fitment.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCheck thread diameter and pitch before ordering.\u003c\/strong\u003e Fuel-tank fittings come in several sizes, including M14x1.00, M16x1.25 and M16x1.5. This valve fits M16x1.25 only; M14x1.00 and M16x1.5 fittings are not interchangeable with it. Match the hose connections, valve layout and filter clearance to your original part before installation.\u003c\/p\u003e","brand":"Blue Line","offers":[{"title":"Default Title","offer_id":53175486349592,"sku":"1300-1176","price":9.0,"currency_code":"USD","in_stock":false}],"url":"https:\/\/www.scooterworks.com\/products\/blue-line-m16x1-25-vacuum-fuel-petcock-gy6-139qmb","provider":"Scooterworks USA, LLC","version":"1.0","type":"link"}