Re: electronic ignition

[Paul Hunt <paul.hunt1@virgin.net>]

Charles & Peggy Robinson wrote:
> 
>   You missed the second question:  Do you have the advance curve for the
> 25D distributor for the `69 MGB engine?

Leyland Workshop Manual quotes for the 18G (all types):

Vacuum pipe disconnected

Distributor Serial
               40897(HC)           40916(LC)
                4 at 600            6 at 600
                6 at 700            8 at 800
                9 at 900            9 at 1000
               15 at 1600          18 at 3000
               20 at 2200          24 at 4400

Vacuum starts   5 in Hg             4 in Hg
       ends    13 in Hg            12 in Hg

Total crankshaft
degrees        20+-2               16+-2