Originally Posted by dcfc3s
Really, once it's blown, the damage is done. It's not gonna get any worse. If you broke an apex seal, the rotor and housing are damaged/unuseable, and they're not gonna get any better.
I would say don't, loose pieces in the engine can still do damage. Especially if you're planning on reusing the sides. Also, the turbos probably won't like the taste of apex seals since thats where the seals end up when they get ejected from the motor.
Do the right thing, test the compression.