[WARN NOTE: there are different carburetors for husqvarna 150 and 350 blower; Please check your OEM number and model serials before buying.] Fit for Husqvarna 150BT carburetor, replace for Husqvarna OEM part 502845001 581155801 577144601 Carburetor for Husqvarna 150BT backpack blower model: 150 BT (2007-05) 150 BT (2008-10) 150 BT (LOWES) (2009-10) Carburetor for Husqvarna 150BF backpack blower model: 150 BF (2007-05) 150 BF (2008-10) Carburetor for Husqvarna 350BT 350BF backpack blower model: 350 BT (2009-03) 350 BF (2009-03); 560BFS (2011-10) 560BTS (2011-10) blower carburetor Package include : 1 carburetor, 2 primer bulb, 1 fuel filter, 1 spark plug, 1 gasket, 1 air filter, 1 fuel line kit Carburetor for Husqvarna 150BT backpack blower model: 150 BT (2007-05) 150 BT (2008-10) 150 BT (LOWES) (2009-10) Carburetor for Husqvarna 150BF backpack blower model: 150 BF (2007-05) 150 BF (2008-10) Carburetor for Husqvarna 350BT 350BF backpack blower model: 350 BT (2009-03) 350 BF (2009-03) 560BFS (2011-10) 560BTS (2011-10)