Dell'Orto carburetors from Italy their DLHA series were fitted to the Datsun 1200 SSS model. Dellorto made other types, but the DHLA fit the common DCOE intake manifolds.
The DHLA & DRLA carburettors are widely believed to be the most sophisticated carburettors of their type, prompting David Vizzard to say in Auto Performance magazine, “Dell’Ortos produce truly excellent results...On engines where atomisation is a premium requirement, Dell’Ortos are superior to everything”.