"Fred W." <Fred.Wills@'remove this to reply to' myrealbox.com> wrote in
message ...
>
> "Trey" > wrote in message
> ...
>>
>> Does anyone use timing gears these days?? I know Rolls Royce used to.
>>
>
> These days? I doubt it.
>
> The last gear driven camshaft I saw was in a Ducati motorcycle. I think
> they called it "desmo" for "desmo-dromic", whatever that means. It was
> not only gear operated, but the camshaft both opened and closed the
> valves.
> Can you say "no valve float?"

Most famously used in the all-conquering Mercedes W196 grand prix car of
1954/55 and the sports racing car (not to be confused with the street 300SL)
300SLR of 1955.

R / John