Superior Air Parts Cylinders, The Proposed AD
The FAA has issued a notice of proposed rulemaking (NPRM) for specific Superior Air Parts (SAP) cylinder assemblies that may be installed in up to 8,000 aircraft here in the U.S. The engines in question are Teledyne Continental Motors (TCM) IO-520, TSIO-520 and IO-550 models. Specific SAP cylinders (identified by part number) installed in those […]