The DQ 12542 Dell'Orto VHSH needle well is essential for optimal carburation of your karting. By regulating the fuel flow, it ensures constant and reliable performance of your engine. Compatible with several models of Dell'Orto carburettors, this part is essential for any driver who wants to keep his kart in perfect working order. With several sizes available, you can precisely adjust the carburation to meet the specific needs of your engine.