Cylinder Kit 46mm46mm Cylinder Piston For Husqvarna 55 51w Gasket Oil Seal Fuel Line Bearing Adefol is a retail store that sells replacement parts for block assemblies cylinders, spark plugs, filters air cleaners, carburetors, chainsaws and other accessories. We have a full range of products and different types of parts to meet your needs+ product Applicable models: For Husqvarna 55 51 Chainsaw Part number: 503609172 1. The product is brand new and there is no secondary sale. 2. The materials used are of high quality and not only have a long service life, but can also be used. Effectively resists external damage and fractures. 3. The goods are strictly tested before shipment. 4. Please check that parts and models are compatible before ordering to ensure that the correct accessories can support the proper functioning of the product. SpecificationsCylinder diameter: 46mmPacking list: 2 x Circlips2 x Oil seal2 x Crankshaft bearing1 x Cylinder1 x Piston1 x Pin1 x Bushing1 x Piston bearing1 x Cylinder gasket1 x Muffler gasket1 x Crankcase gasket1 x Spark plug1 x decompression valve1 x fuel filter1 x fuel line1 x starter handle NoteIf you have any problems in the purchase process, you can contact me at any time, we are online 24 hours a day, you are welcome to enter the store for consultation For Husqvarna 55 51 Chainsaw - Replace for 503609172 - Cylinder bore size: 46 mm