Bellmouth, open. Short version.
Select your diameter, suitable for the following carburettors:
26mm | itemnumber: 26.i.4 | Amal Pre-monobloc 274 & 275
30mm | itemnumber: 6/038 | Amal Pre-monobloc 276
40 mm | itemnumber: 26.i.6 | Amal Monobloc 376 & Concentric 600 series. 622, 624, 626
43 mm | itemnumber: 26.i.7 | Amal Monobloc 389
45 mm | itemnumber: 28.i.8 | Amal Concentric 900 series. 928, 930, 932
Part numbers: 6/038, 376/066, 928/066
