Office of Steam Forum for Model & Toy Steam Gas & Hot Air Engines

Another great build Bruce   

That gauge sure dropped fast when they were both wide open, but didn't take long to build back up once you slowed them down.

thanks Nick,
any Jensen boiler even with a single engine will lose pressure quickly under WOT ,I was surprised by the fact that at idling speed these engines are quite efficient and with the voltage reduced, I can get quite a long run time out of the one fill up