https://aircorpslibrary.com/inspection-of-all-heater-exhaust-line-seals-b-25-series-aircraft/
Inspection of All Heater Exhaust Line Seals B-25 Series Aircraft - AirCorps Library
1B-25-546, Inspection, All, Heater, Exhaust, Line, Seals, B-25, North American
https://www.aircraftpilots.com/forums/topic/6711-exhaust-leak/
Exhaust leak - Engines and Props - Aircraft Pilots
Our J160C has developed a leak at the junction of the RHS rear exhaust pipe / muffler. There is no cracking or corrosion evident. TTIS 160Hrs. Any suggestions...
exhaustleakenginespropsaircraft
https://www.aircraftinternational.com/ks1448i-exhaust-stack
Aircraft International. KS1448i - Exhaust Stack
Fits 3W 24i, 28i, 48B2, 56B2 22mm Output
aircraftinternationalexhauststack