Kas recounts some dyno work on a TR250 engine and making bigger HP by just
changing velocity stacks.
I am getting more anxious to check the efficiency of the ones my son Sean
made out aluminum billet. Unlikely, but I think it would be a hoot if they
turned
out to be heads above the alternatives.
> I had a similar experience a few years ago with HS6 carbs. I could
> not get any power over 6000 rpm on the track. I just could not get
> them to flow enough fuel. I put air cleaners on to add some
> restriction and gained 300 rpm on the straights. I did not, however,
> go so far as to add the weber style spacers. Joe(B)
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