The F100s Trip Barber tested in '72-73 came out to 38.2 ns, and only 48 newtons avg thrust. A max thrust of 93.7. The F7s were 38.7ns and 5.4 avg. The E5s, get this, were only 11.3ns!! and 2.3n avg.
Lower than the Cox D8 which was 11.9ns and 7 newtons avg.

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Roy
nar12605