Chainsaw Crankcase Assy, Mg Alloy Housing — Compatible for STIHL ms390 ms290 039 029 1127 020 3003 — High Performance, Easy Installation

Direct replacement crankcase assembly designed for STIHL ms390, ms290, 039, 029, 1127, 020, 3003. Made from high-quality Mg alloy, this housing offers high hardness and long-lasting durability to withstand regular use. Installation is straightforward and does not require professional skills—simple steps let you replace the crankcase yourself. Manufactured with precision and fine craftsmanship, the part delivers stable, reliable performance to help keep your chainsaw running smoothly. Use this unit to directly replace broken or worn-out crankcases, restoring performance and extending the service life of your equipment. A durable Mg alloy construction ensures the part remains sturdy and dependable over time.