Christopher Braun's Blog – January 2013 Archive (1)

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Hirth engines for 750

From what I can tell, the Hirth 3003 engine is only 137 lbs dry. I think I might need a psru with it, because peak torque is at 6000 rpm, but if I am saving 100 lbs in dead weight, wouldn't I be able to get the performance out of an engine like this? Or even their 80 hp model?



Would I even need a psru, if I used a smaller prop?



It is only $10k new with starter and fuel injected, and obviously really really light, which would help useful load if built to 1440 gross… Continue

Added by Christopher Braun on January 12, 2013 at 2:00pm — 5 Comments

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