GreenTwin's latest activity

The OP engine has the old-school nuts on it. Extra height nuts, flat on the bottom, rounded on top edge. Generally don't see the tall...

The original-poster (OP) engine has a lot of fine details in it that I don't normally see in model engine kits. Makes me wonder if it...

There is another reason condensers are put on steam engines you may not be aware of. Around 1909, Chicago, having such cold times in...

Hi, A couple of photographs of the 7/8" scale Cracker XL that I am building, the description of its boiler being built being in a...

See post #46. .

The Titanic engine had a flywheel of sorts, more of a gear really, but I assume this was only to allow rotation of the engine via the...

Twin with cranks at 180 degrees, and a flywheel. The governor was mounted on this flywheel. Accurately controlling the speed/frequency...

Steam ship engine, no apparent flywheel. I have never seen a flywheel on any marine engine of this style, so if anyone has examples, I...

The twin steam engines used for electricity generation generally had cranks at 180 degrees, and were not self starting, since they were...

Its no problem to come up with the dimentions for a D-valve. We just need the port length (long dimension), the port width (short...

If the D-valve is missing, you can make another one. To capture the dimensions of a valve face, I put a piece of clean paper into the...

Welcome, glad to have you here. Good luck in your modeling endeavors. .

Follow video number two in the serie: Celso Ari

Hi, I have been working at making a 7/8" scale version of the small 16 mm scale Cracker locomotive. The chassis quite near to finishing...

That boss on the end of the cylinder is a bit odd give how large it is. It is as if they intended to bolt on an accessory, perhaps as...