Well the loss of compression could be a chipped piston. The noise could be a chipped piston. Those few mods on that pulley could result in a chipped piston.
If it was a chipped piston wouldn't I be hearing the noise constantly not right after it shifted? And since I have no Kr* wouldn't that mean I have sufficient mods? Not trying to sound like an ass just new to this stuff trying to learn
2000 Gt Navy blue Sd hood, Halo's, Smoked tails, Engine mods soon.