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      AlanS replied to the thread Seal in Cat.
      Here’s a picture of what I’ve been working on for the last few weeks. Cat Sixty gas tank, the tank mounts and the fittings. There...
      • IMG_0800.jpeg
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      I posted an image several days ago in Machine Modifications to show my modified George Thomas Versatile Dividing Head. I should have...
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      AlanS replied to the thread Modified Atlas QC54 Lathe.
      Doug: The whole lathe is grease lubricated with the exception of the bed and an occasional squirt of gear oil on the change gears...
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      AlanS replied to the thread Supersized versatile dividing head.
      I did the same with the pillar tool, roughly 135% bigger within the limitations of standard diameter materials. Instead of bushings I...
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      AlanS reacted to Vietti's post in the thread Machining Valve Stems with Like Like.
      I'd silver solder a stainless disc onto 1/8 drill rod. Quick and easy and good materials.
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      I really admire the designs of George Thomas, having made most of them over the years. Castings are available for his versatile...
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      AlanS replied to the thread Modified Atlas QC54 Lathe.
      Craig: The bright finish on handwheels comes from regular use with oily or dirty hands. I have a home made ball turner based on the “up...
      • IMG_0785.jpeg
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      AlanS replied to the thread Modified Atlas QC54 Lathe.
      Steve, it’s just a Taiwanese round column mill, I’ve breathed on it a little same as the lathe. Here’s a fairly recent photo drilling...
      • IMG_0756.jpeg
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      Same as full size, three forward one reverse. Main clutch to shift these speeds, a steering clutch and a steering brake for each...
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      AlanS replied to the thread Modified Atlas QC54 Lathe.
      Steve, As requested here are a few more images of my Atlas lathe. I’ve been modifying this lathe for the last 40 years, making it less...
      • Atlas clutch pic.jpg
      • Atlas headstock pic.jpg
      • Atlas saddle2 pic.jpg
      • Atlas tailstock pic.jpg
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      It will weigh 60 pounds with the final engine, the temporary Seal Major engine will be a bit lighter. It’s 1 1/2 inch to the foot.
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      Here are two shots of my model Caterpillar Sixty from the rear and top. The seat is removed to access the clutch linkage so I can...
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      • IMG_0784.jpeg
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      Pulling the plough. Two engines: One on each side. That is why it is "unfinished" because AlanS will need to built another one. :D...
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      AlanS replied to the thread Seal in Cat.
      The biggest change was the rack and pinion feed. Much faster for peck drilling and way more sensitive for small drills, smallest so far...
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      AlanS replied to the thread Seal in Cat.
      Here's another build picture, this one is boring the crankshaft openings in the Seal Major crankcase casting. This is the main reason...
      • boring crankcase (1).JPG
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