minh-thanh's latest activity

Don't use concrete instead of refractory. Concrete traps moisture, which will explode. If you initially dry out your refractory too...

He prepared the bucket, put ice and water in the bucket and he poured the molten metal into the bucket Yes, he didn't do it on purpose...

One problem...he did it on purpose: pouring molten metal into cold water, it was not a mistake in the casting process and...many people...

The engine is nice and runs well. Congratulations !

I just finished my version of the Hoglet. Randall was a good friend of mine so this is sort of a tribute to him. It is modified from...

Welcome to the group !

A nice engine !

This engine is a, single cylinder, air cooled four stroke. It was a two part article featured in Popular Mechanics magazine in 1936 by...

Here are some pictures of my Midget engine. It has an 1-1/4 inch bore and is built from castings. The first part of the magazine...

Hi All ! Some pictures of the new designs

@John Russell Welcome to the group !

Hi Brian ! Just personal opinion If it's my engine and it doesn't run, I'll put it aside and move on to a new project with new parts...

Hi ! I'll make it from bar stock Currently I have some ideas for processing it, I will let you know when I start processing it. Some...

Some photos of the parts made thus far.

The parts all still need some fettling with wet & dry, breaking some sharp edges.