They are long, thin standoffs that connect brackets on the front of the engine beside the harmonic balancer to the frame, with rubber donut type vibration isolators on both ends. They sort of make the front of the engine resemble a Flamingo, or other long-legged wading bird. They were used on some early Chevy V8 cars and trucks.

Here's a link, if it works:

https://images.search.yahoo.com/search/images?p=Chevy+V8+front+engine+mounts&fr=yfp-t&imgurl=http%3A%2F%2Fi.ebayimg.com%2Fimages%2Fg%2FCxAAAOSweuxWQ2bZ%2Fs-l300.jpg#id=0&iurl=http%3A%2F%2Fi.ebayimg.com%2Fimages%2Fg%2FCxAAAOSweuxWQ2bZ%2Fs-l300.jpg&action=click

I don't know how to shorten the link- - - -do a copy/paste into your browser headline.
Jerry




"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
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