{"product_id":"tillotson-hw33a-fuel-pump-body","title":"(15) Tillotson HW-33A Fuel Pump Body","description":"\u003cp\u003eThe \u003cstrong\u003eTillotson HW-33A fuel pump body\u003c\/strong\u003e is the housing that contains the fuel pump diaphragm and creates the pumping chamber on the HW-33A carburetor. The fuel pump on a Tillotson diaphragm carb is driven by crankcase pressure pulses, and the pump body provides the sealed chamber where the diaphragm flexes to draw fuel from the tank and push it into the carburetor metering system.\u003c\/p\u003e\n\u003cp\u003eReplace the pump body if the internal surfaces are scored, if the mating surfaces are warped, or if pulse channel passages are blocked or damaged. A compromised pump body reduces fuel delivery capability, causing lean running under high demand.\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1 pump body\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eRarely needs replacement unless physically damaged. Inspect during full carb rebuilds. Available at CMC Karting.\u003c\/p\u003e","brand":"IAME USA","offers":[{"title":"Default Title","offer_id":47883284906205,"sku":"TI-141-89T","price":10.64,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/6770\/0189\/files\/CMC_KA100_15_TILLOTTSON_CARBURETOR_HW33A.png?v=1778170378","url":"https:\/\/cmckarting.com\/products\/tillotson-hw33a-fuel-pump-body","provider":"CMC Karting","version":"1.0","type":"link"}