How I Made My Engine Dolly
Here is what happens to the cheap Harbor Freight ones around my place:
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Looks like the one I had a motor sitting on. One of the expansion joints in my garage is a bit large, ripped one of the wheels off. I built something similar to yours but made it long enough so that a trans could be bolted onto the back of the block. Was going to use this to slide a block/trans under my car to verify some measurements for something.....been sitting behind the car for over a year now....I am a real motivated soul....