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LLorenOtto reacted to Brian Rupnow's post in the thread Vertical 4 cycle engine from recycled parts with
Like.
Today I machined the new cylinder head. There are so many set ups required to build this cylinder head that I had to make a list of... -
LLorenOtto reacted to Brian Rupnow's post in the thread Vertical 4 cycle engine from recycled parts with Like.
Today I got some time to finish up the rocker arm support plate and drill and tap the cylinder to attach it. Also finished and bolted...
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LLorenOtto reacted to gbritnell's post in the thread Tiny V-block fixture for making fittings with Like.
The rods used to fixture the fitting were then used to keep the wall from compressing when it was put in the vise to profile the flange...
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LLorenOtto reacted to gbritnell's post in the thread Tiny V-block fixture for making fittings with Like.
Gentlemen, I made this fixture years ago and have had to use it to make an elbow fitting for the radial engine I'm building. I thought...
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LLorenOtto reacted to Brian Rupnow's post in the thread Vertical 4 cycle engine from recycled parts with Like.
I've been working away in the background. My internet has been out for 30 hours and just came back on. Somebody dug up one of the main...
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LLorenOtto reacted to Brian Rupnow's post in the thread Vertical 4 cycle engine from recycled parts with Like.
Today was spent finishing a bunch of plate work and bolting everything together for a "trial assembly". Everything fits, and I'm quite...
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LLorenOtto reacted to Brian Rupnow's post in the thread Vertical 4 cycle engine from recycled parts with Like.
I always feel so good when my gears are cut, and they actually mesh when installed on the correct centers. I don't make that many gear...
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LLorenOtto reacted to Brian Rupnow's post in the thread Vertical 4 cycle engine from recycled parts with Like.
For anybody who may wonder about cutting two gears with one set-up, this is a picture of me cutting two 30 tooth gears at one time. It's...
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LLorenOtto reacted to Brian Rupnow's post in the thread Vertical 4 cycle engine from recycled parts with Like.
Werowance---Nothing so sophisticated. The gear blank is a flat plate bolted to the extended cam part. You are looking at the ends of the...
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LLorenOtto reacted to Brian Rupnow's post in the thread Vertical 4 cycle engine from recycled parts with Like.
About 15 years ago I built the original "Rupnow Engine" and I used a complete CDI system from S & S Engineering for my ignition. The...
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LLorenOtto reacted to Brian Rupnow's post in the thread Vertical 4 cycle engine from recycled parts with Like.
I spent yesterday and today making up gear blanks for the large timing gears, the stub-shafts which bolt to the large gears, and the two...
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LLorenOtto reacted to Brian Rupnow's post in the thread Vertical 4 cycle engine from recycled parts with Like.
There is a little trick in making multiple gears. If you prepare the gear blank properly, you can cut two identical gears at a time. All...
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LLorenOtto reacted to Brian Rupnow's post in the thread Vertical 4 cycle engine from recycled parts with Like.
This morning I finished up the design, and I like it. I particularly like the new cylinder head. It is almost impossible to get a 10mm...
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LLorenOtto reacted to Jasonb's post in the thread Vertical 4 cycle engine from recycled parts with Like.
Posting that made me remember this video, with the flame lickers and sterling engines you need minimal friction, this is how long the...
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LLorenOtto reacted to Jasonb's post in the thread Vertical 4 cycle engine from recycled parts with Like.
You could save a lot of work if youi had an atmospheric inlet, only one set of gears needed and you would have room to put a rocker post...
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