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I looked up the specs for a B29 .It was 74000 lbs empty and had 4 ,2200 HP engines .About 1 HP per 8-9 pounds . That scale model with 4 Macs at 6-7 HP per and most likely 100-120 pounds certainly has a leg up on power as related to the real bomber .

Yep that's the one .I had thought it was a B-17 but it turned out to be a 29 . Lewis Brander had the praticulars on the bomber and it used Mac engines which are quite evident on the start up .They have sound all of their own . That film clip shows not only some amazing engineering skills but...

On this subject of RC stuff those rc sites contain a wealth of info regarding engine modifications .The basic pricipals they use are applicable for chainsaw engines when the formulas are worked out mathimatically . So that said for those inclined to experiment with enhancing saw engines I...

Oh may the hours and talent it took to make those small engines is hard to imagine . The V engine is nice but pales by comparission to the twin bank radial .

There is an RC group pretty close to me that have meets every so often .I don't how they do it now but they used to trail a sash out the back of the little planes then the other dog fighter would chew it off with the prop to score points . There's a guy at work,old hot rodder biker type .He...

Lewis Brander once linked to a vid clip of this guy who had a scale model B 17 that carried a drone .This thing had 4 McCulloch saw engines on it and would fly inverted which is something a real B 17 could not do .It had enough power to climb nearly vertical .Plus this guy could launch the...