Exhaust manifold nut - 1st undersize - suitable for Simson mopeds S50, S51, S70, KR51/1, KR51/2, SR4-2, SR4-3,SR4-4, SR50, SR80.
This manifold nut can be used to remedy an overtightened or damaged thread at the cylinder outlet due to the described undersize and thus securely fix the manifold again.
This manifold nut can be used to remedy an overtightened or damaged thread at the cylinder outlet due to the described undersize and thus securely fix the manifold again.