Has any other TopCub owners replaced & installed their exhaust with the LEE or later version Exhaust STC Kit?
Question is was it by FAA FSDO Field Approval or was it a straight 337 by A&P/IA?
Any info would be appreciated.
DPD
Has any other TopCub owners replaced & installed their exhaust with the LEE or later version Exhaust STC Kit?
Question is was it by FAA FSDO Field Approval or was it a straight 337 by A&P/IA?
Any info would be appreciated.
DPD