FUD Wrote:
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> That cutaway of the cylinder head in the 1936
> entry of the history page is interesting. Looks
> like the VO had prechamber injection long before
> Mercedes. Wonder what the reasoning was for doing
> it in the VO?
>
> Prechamber was used on a lot of automotive diesels
> because it was quieter and easier to start when
> cold. Direct injection is more efficient, though,
> and with electronic controls and new types of
> injectors by the 1990s it became possible to do it
> without the hard starting and noisy operation
> previously accepted in truck (and locomotive?)
> diesels to get the efficiency.

The pre combustion chamber gives the piston a “one two punch” if you will. Producing alot of torque at low RPM. You won’t win any races but you will out pull most.