Distributer
The distributer for the A90 Atlantic is: Lucas – type DVX4A
in one of the earlier service book (June 1950) I found DK7.4A.
later Lucas DM2 (P4)
later type starts May 1951
Service number = 40320A/B
rotation = ClockWise
ECM curve = 430
Model = DM2P4
RPM 1 = 2500 / Advance1 (± 1°) = 17°
RPM 2 = 1250 / Advance2 (± 1°) = 9°
RPM 3 = 600 / Advance3 (± 1°) = 2°
no advance below = 325years = 1949-52
make = Austin, Austin Healey
models = 1949-1952
Austin A90 Atlantic, 1953-56 Austin Healey 100-4 BN1/2
Comments = superseded by 40495