MGA 1600 1600 MKII 1961-1962 late Distributor Vacuum 54411301. Vintage design MGA DM2 distributor vacuum part number 54411301. Concours quality. These units are built from the original Lucas components and have upgraded internal diaphragm for improved performance. Each Lucas unit is correctly stamped with the original part number and include the wide flange vacuum screw pipe fitting as pictured. Important there were two different Lucas MGA 61-62 distributors 40510 and 40761 fitted with the wide flange style vacuum. Late MGA Twin Cam were not fitted with vacuum. Before ordering examine your distributor vacuum to determine if this is the correct vacuum for your vehicle. If you are rebuilding a Lucas distributor check in our store for additional vacuum units for late MGA units.