Hyway Pop Up Big Bore 57mm cylinder kit for Husqvarna 390 Replaces 544-00-65-02

Brand new Hyway big bore POP UP 57mm cylinder/piston kit. Fits Husqvarna chainsaw models 390 390xp 385 385xp and Jonsered chainsaw models 2188 2186.

*Please note: some slight crankcase grinding is required for piston clearance on this big bore kit