Thackery Carburettor Washers 5/16

Thackery washers, used when mounting a side draught carburettors onto the inlet manifold. These 5/16" or 8mm BZP double coil washers, when correctly tightened to 25 thou, will enable your carburettor to remain flexible without loosing it's seal against the mounting O rings. Priced individually, supplied in packs of 4 washers.