Genuine replacement carburetor kit for opposed twin cylinder engines. This OEM part is used on select 16 - 18 HP L-Head horizontal and vertical shaft V-Twin engines and ensures proper fit and performance to maintain the life of your Briggs & Stratton engine. Genuine Briggs and Stratton Carburetor Overhaul Kit Fits select 16-18 HP L-Head horizontal and vertical shaft V-Twin engines New OEM replacement part