Fits Models: Husqvarna 51, 55 and 55 Rancher chainsaws
Specifications: Bore Size: 46 mm Bore Size 46 mm Includes Piston, ring, pin and clips Ethanol Not compatible with greater than 10% ethanol fuel Packaging type Branded box
Additional Information: Use with 623-511 Base Gasket 623-511 Base Gasket, Use with 485-218 Muffler Gasket 485-218 Muffler Gasket, Use with 635-701 Cylinder Plug 635-701 Cylinder Plug
