Compression test only at 90 psi max, timing chain off?

1wild&crazyguy said
Even un run you should have more cranking psi than that.

I run those same pistons with an int closing of like 52 and have about 155-160psi fwiw

my 360 only had 60psi,dot to dot.it has 160 cross the board now .the cam was 4 degrees off.