"Michael Walsh" wrote in message
...
I don't recall reading that in Aviation Week which I read regularly. I
believe

I would have noted something of that nature.

I don't believe there was anything like that reduction of Isp. I believe
the
problem was the increased weight of the engine as compared to the
original design estimates.

As I recall, it was in a letter to the editors, written by someone in the
program.

-Kim-