Main jet set Naraku for PWK carburetor 160-178

Description

Changes to the jetting are necessary to optimally tune your PWK carburettor. To make this easier for you, Naraku has put together a set of the following jet sizes for all PWK 21-28mm carburettors: 160, 162, 164, 166, 168, 170, 172, 174, 176 and 178