That's just a casting leftover. Chevy didn't spend a lot of time dressing those up. They just break the casting sprue (the part that the molten metal gets pored into) off as close as they can and call it good.


Kevin
1951 Chevy 3100 work truck
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1929 Ford pickup restored from the ground up. | 1929 Ford Special Coupe (First car)
Busting rust since the mid-60's
If you're smart enough to take it apart, you darn well better be smart enough to put it back together.