another water in oil sample

[dslpwr]

I just got my oil sample back and i had 2% coolant in oil. I know i will need to do pressure check. How do tell if head are leaking or crack block?

I had 150,000 miles on truck with no white smoke.
Thanks Danny

[Kennedy]

Is this the original engine or a 97-8+ squirter block?

[dslpwr]

Its the orginal engine.