You see quite a few of the little 340's at the PS drags. Gives you a good idea what a well prepared stock 340 is capable of.
They get paired with big blocks fairly often. Pretty good running little cars, I've always admired them.
Here are just a couple examples.
https://youtu.be/q6eo7OgBcW8
https://youtu.be/SOonwztXUL8
https://youtu.be/o5ht7nDXnAA