Manifold. Component. Heat spacer. 16mm, 20mm, 22mm, 26mm or 28mm.
Heat spacer from carb to manifold 16, 20, 22, 24, 26, 28mm
Item may vary from O ring or gasket
16mm has the smaller bolt centres 42mm
The rest have the standard 48mm bolt centres
Off set above centre holes both M6