Easy-to-Install & Reliable Carburetor for Tecumseh AV520/TV085XA Engines (640290, 640263, 631720A) Lawn Mower Carburetor Reliable Easy Installation Carburetor Carb for Tecumseh AV520 TV085XA Engine 640290 640263 631720A f54 Feature:1. Applicable Model: The lawn mower carburetor is for Tecumseh AV520 TV085XA Engine 640290 640263 631720A. Please confirm whether it is consistent with the product you need.2. Improved Engine Performance: The lawn mower carburetor carb can enhance the performance of your lawn mower engine to ensure a efficient and convenient using experience.3. Easy Installation: Designed for easy installation, this lawn mower engine carburetor can be quickly installed, convenient and time saving, don't need too much tools or complicated steps.4. Durable Construction: Made from premium materials, the lawn mower engine carburetor carb ensures durability and long lasting performance, high strength and wear resistant, having long service.5. Optimized Fuel Efficiency: The fuel is converted to gas by heating, and the gas is then mixed with air to produce a combustible gas mixture, can improve fuel efficiency, allowing for longer operating time and cost savings.Specification:Item Type: Lawn Mower CarburetorCompatible Machine: Lawn MowerMaterial: AluminumFitment: For Tecumseh AV520 TV085XA Engine 640290 640263 631720AWeight: Approx. 202g/7.13oz.Package List:1 xLawn Mower Carburetor1 x Gasket2 x Accessory