318/360 Crank/347 running on Dyno

Are those pistons better than these Silvolites which have a shorter compression height of only 1.685", and sit in the bore .030" and don't need to be shaved down.

https://www.uempistons.com/index.ph...d=1637&zenid=fa60f408e431779fc05c02af1ae7b8b3