Cam and timing set install question

I am not sure what that means, or looks like. I have the original OEM 1971 J heads with 2.02's.
Then no, there is no quench pad. Then all getting the piston to zero deck height did for you was raise compression. A quench pad is a part of the head deck surface that's totally flat opposite the spark plug. Like this. See where the red X is? That's a quench pad.
CLOSED CHAMBER PORTED (1).jpg