As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MECH DISCOVERED ON A 50 HR INSP, THE SUPPORT COLLAR ON THE AIRBOX MOUNTED TO THE CARBURETOR WAS CRACKED. THIS COULD LEAD TO THE SEPARATION OF THE AIRBOX FROM THE CARBURETOR AND LOSS OF POWER. PN 0750288 WAS REPLACED WITH NEW SUPPORT COLLAR PN 0750288-1 IAW SRM. (K)