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Old 9th Jun 2011, 01:19
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barit1
 
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4.5 lbf/hp seems pretty high to me, but I am open to seeing hard numbers.

BTW, the J31 jet engine (aka GE I-16) was 1600 lbf static thrust, not 2000 lbf. This might make the 4.5:1 prop thrust value on the conservative side.
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