Replaces Part Number: GO643233990 This repair kit fits Carburetors with vacuum line on base of carburetor. Fit models: Mitsubishi Satoh Tractor S650G / Bison (Serial Number 400585 and above). Function: Replace your carbs old parts and give your engine new power. Notes : For rebuilding Satoh/Mitsubishi S650G (<400585) Bison Nikki 21002 Carb. Product Description Package includes all parts as shown in the picture, also comes with 3pcs of bandings. Usage of banding: 1. The installed carburetor tubing can be bundled together to avoid clutter and also help to protect the tubing. 2.User can use these banding to organize various lines or other tubing in their engines, and put them in a bundle after finishing. It is mainly used to sort out the internal appearance of the engine and facilitate the repair and maintenance of various parts of the engine at the later stage.