Lycoming Exhaust Flange Stud & Nut Hardware Kit | Fits O-235, O-320, O-360, O-540 & IO Series

Lycoming Exhaust Flange Hardware Kit

Replace worn or corroded exhaust hardware with this Exhaust Flange Hardware Kit for select Lycoming aircraft engines. This complete kit includes all the essential hardware needed to secure one exhaust flange, providing a durable, high-temperature fastening solution for engine maintenance, repairs, and overhauls.

Kit Includes

• (2) Exhaust Studs 
• (2) Exhaust Nuts 
• (2) Flat Washers 
• (2) Internal Tooth Lock Washers
• (1) Flange Gasket 

Features

• Complete hardware kit for one exhaust flange
• High-strength exhaust studs for secure mounting
  
• Hardened flat and lock washers help maintain proper clamping force
• Designed to withstand high temperatures and engine vibration
• OEM-style fit for quick and easy installation
• Ideal for exhaust repairs, cylinder replacement, and engine overhauls

Engine Compatibility

Compatible with the following Lycoming engine series:

• O-235
• O-290
• O-320
• O-340
• O-360
• O-540
• IO-320
• IO-360
• IO-540
• IO-720
• AEIO-320
• AIO-320
• AEIO-360
• HIO-360
• HO-360
• LIO-320
• LIO-360
• TIO-360
• TIO-540
• TIO-541
• LTIO-540
• TIGO-541
• AEIO-540

Note: Compatible with many additional dash-number variants within the engine families listed above. Please verify your complete engine model before ordering to ensure proper compatibility.

This Lycoming Exhaust Flange Hardware Kit provides all the essential hardware needed to securely mount one exhaust flange, helping maintain a leak-free exhaust system and reliable engine performance under the most demanding operating conditions.