Key benefits – why you need this carburetor Improves engine efficiency by optimizing the fuel/air mixture, helping the engine burn fuel more completely to reduce fuel use and lower emissions. Makes starting easier, stabilizes idle and engine speed, and delivers stronger acceleration when you need power, resulting in more reliable cutting performance. Built with precise workmanship to improve overall performance and durability so your chainsaw runs more consistently over time. What this part does Optimizes fuel mixture for better combustion and energy savings. Stabilizes RPM for smooth idling and consistent throttle response. Atomizes fuel properly to ensure the engine runs normally under load. Enhances acceleration and power delivery during demanding cuts. Compatibility and specifications Designed for STIHL chainsaw models: MS180, MS170C, MS180C, and compatible with model designations 017 and 018. Works with carburetor part numbers 1130 120 0603 and 1130 124 0800. Manufactured with attention to fit and finish to match OEM performance (exact dimensions and mounting points correspond to the listed STIHL models and part numbers). Why it stands out Focused on practical performance improvements: easier starts, steadier idle, improved throttle response, and reduced fuel consumption. Engine-centered benefits that translate into less downtime and fewer adjustments during regular use. Reliable replacement option when the original carburetor is worn, clogged, or causing poor engine behavior. Typical use scenarios Replace a worn or malfunctioning carburetor on a STIHL MS180 used for property maintenance to restore reliable starting and stable idle. Equip a chainsaw used in landscaping or forestry where smoother throttle response and better acceleration improve cutting control and efficiency. Maintain a homeowner or farm workshop toolkit as a replacement part to quickly restore normal operation after fuel-related engine issues. Notes for buyers Confirm compatibility with your STIHL model and part number (1130 120 0603 or 1130 124 0800) before purchasing. Proper installation and adjustment may be required to achieve optimal performance. If unsure, consult a qualified technician or service manual.