49 mm piston and cylinder kit with needle bearing for STIHL MS390, MS290, MS310, 029 and 039 chainsaws

Perfect Compatibility: This cylinder kit is specifically designed for STIHL chainsaws MS390, MS290, MS310, MS29, and MS39, directly replacing the original part number 1127 020 1216. This ensures a precise fit and reliable performance. High-Quality Materials: Made from a lightweight yet robust aluminum alloy and reinforced cast iron, this kit offers excellent wear resistance, optimal thermal stability, and a long service life, even under heavy loads. Professional Precision: High-precision machining and meticulous surface finishing guarantee rigorous industrial manufacturing – each component meets the stringent tolerances required for efficient combustion and quiet operation. Easy Installation: Plug-and-Play Design: Direct replacement of the original cylinder without any adjustments or modifications – ideal for experienced DIYers and time-saving professionals. Proven Performance: Tested on high-performance two-stroke engines, this kit ensures stable compression, direct response, and fuel efficiency. Controlled – perfect for demanding outdoor work. Cylinder base bore diameter: approx. 49 mm (1.93 in) Net weight: approx. 773 g (27.3 oz) Package contents: 1 × cylinder, 1 × piston kit (6 pieces), 1 × needle bearing. This product is sold by xiaosong on behalf of a third-party seller. It is a compatible product. Thank you for your understanding and support.