Twin injector system?

[frederic.breitwieser]

>Could you elaborate? There are many schemes to do this in use. Toyota,
>instance, advances/retards the ex cam in some two-cam models. Alfa has
>a number of variants on this theme. There are others. Was involved in an

My previous message clarifies what we did - nothing spetacular.  The only 
thing we found was to have the "bar" that moves the two gears, needed to have 
a sister bar in front of the gears, as to withstand the "pull" against them 
from the timing chain.