As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER APPROXIMATELY 1 HOUR OF ENGINE OPERATION, THE STARTER HOUSING WAS OBSERVED TO BE CRACKED ON EITHER SIDE OF THE STRATER MOTOR. SUBMITTER SUGGESTED STARTER WAS IMPROPERLY MOUNTED, AS DELIVERED IN THE KIT. THE O-RINGS WERE COMPRESSED TO THE POINT THERE WAS NO DAMPENING. FAILURE WAS IMMINENT. CAREFUL INSPECTION IS REQUIRED.