This FLAT SLIDE SMOOTHBORE design cuts down the turbulence in the bore-throat to increase air flow efficiency. Smoothbore design eliminates various orifices and obstacles in the carb throat which cuts down the turbulence to increase air flow efficiency. Uses standard VM pilot, main and air jets. Comes with built-in location for power jet. NOTE: Picture is for reference only in most cases. You will get the Part number listed, for the machine listed! We have exhaust, big bore kits, Pistons, gaskets, ect, ect and 1000's of OEM parts for just about anything! Powered by Solid Commerce The All-in-One Listing, Inventory & Order Management Solution.