54mm Cylinder & Piston Kit for 288 288XP 281 181 Chainsaw — Fits 503506301 503907471

Designed specifically for chainsaw models 288, 288XP, 281 and 181, this 54mm top-end kit is a direct-fit replacement for part numbers 503506301 and 503907471. The package contains everything needed for a complete overhaul: cylinder and piston assembly, intake manifold, valve, choke rod and all required gaskets. The cylinder features a dedicated valve port to make starting easier and to enhance engine performance during operation. All components are manufactured to high durability standards to promote long service life. If you need help confirming compatibility or assistance with installation, dedicated support is available to answer your questions.