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Hi Skyblazer Very nice stuff and some photos I had never seen before. Thanks!!The engine in the XR-12 was, I believe, a 540hp P&W R-1340-AN-1 radial. The Franklin 6V4 engine reported had, AFAIK, not enough power (175hp - 300hp, depending on the sub-model) for such a big heli.
Hi Skyblazer
Very nice stuff and some photos I had never seen before. Thanks!!
The engine in the XR-12 was, I believe, a 540hp P&W R-1340-AN-1 radial. The Franklin 6V4 engine reported had, AFAIK, not enough power (175hp - 300hp, depending on the sub-model) for such a big heli.
