Please use the following documents to confirm the 3241HR Piper PA-18 Aircraft Hot Rod Muffler’s compatibility with your aircraft.
- F. Atlee Dodge Muffler and Preheater Shroud Installation Instructions (PDF)
- F. Atlee Dodge Aircraft Services Parts Manufacturer Approval PMA List Supplement 2 (PDF)
- F. Atlee Dodge section of McFarlane Aviation, Inc. catalog (PDF)
Product details:
- Fits many Piper PA-18 model aircraft
- More horsepower, increased rate of climb and throttle response
- FAA-PMA/STC approved
- Manufactured by F. Atlee Dodge Aircraft Services, LLC.
Lower oil and exhaust temperatures:
- Larger chamber and exhaust pipe for better gas flow
- No core or baffling inside to improve flow
- Larger inside diameter lets the engine breathe
Direct replacement FAA-PMA/STC:
- New shroud, clamps and tailpipe clamp included
- Eliminates AD 68-05-01
- No modification to the cowling required
- Longer tailpipe keeps the airplane cleaner

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