Need help ID'ing Pistons

[Tmwoodall]

Originally Posted by chevybuldr

By the looks of your first picture looks like there are marks are on the valve reliefs. Now the question is what heads were on the motor? Small chamber or big chamber?

I am 99% sure what you guys are seeIng is simply where I wiped off some of the carbon deposits and it settled on the reliefs looking like a hit. The piston shown in the fist post is the same one in my last post above.

882 heads originally.
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