Description Three sizes of Needle Shim Washers ; 2.7 mm ID x 6.3 mm OD x 0.45 mm These are used mainly on Mikuni Carbs 3.2 mm ID x 7.0 mm OD x 0.45 mm These are used mainly on Keihin Carbs 3.7 mm ID x 8.0 mm OD x 0.45 mm Made from 304 stainless steel. These are not a precision part but are used to raise the needle. Please check which size you need.
