eurocarb ltd - sole UK Dell'Orto importer and official Weber dealer. Mangoletsi  M4920B M4920 Volvo B18  B20 manifold for twin 48DCOE DCO/SP DHLA 48 Description For Volvo B18 & B20 engines to suit Dellorto DHLA 48  and Weber 48DCOE DCO/SP carburettors Drilled and tapped to accept brake servo union Supplied with fitting kit as shown Head port dimensions 39.5mm Supplied with:- Spacers and O rings Carburettor mounting studs, thackery washers and nyloc nuts.