What was found
COMPRESSION RING LOOSENED UP WHICH CAUSED ENGINE LOW POWER. PWC HAS DEVELOPED AND WILL INSTALL ON THE ENGINE A RETROFIT KIT THAT INCORPORATES A DOWEL WHICH IS SUPPOSED TO RESTRICT MOVEMENT OF THE COMPRESSION RING.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
COMPRESSION RING LOOSENED UP WHICH CAUSED ENGINE LOW POWER. PWC HAS DEVELOPED AND WILL INSTALL ON THE ENGINE A RETROFIT KIT THAT INCORPORATES A DOWEL WHICH IS SUPPOSED TO RESTRICT MOVEMENT OF THE COMPRESSION RING.