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by Joske Vermeule, September 1
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Jun 14th, 2026
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Joined: Jul 2013
Posts: 3,732 Likes: 79
Talk Morgan Addict
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Talk Morgan Addict
Joined: Jul 2013
Posts: 3,732 Likes: 79 |
From personal experience I’d look at
A) urban cooling fan blade loose or fan housing rattling against the engine.
B) the headlight bowls cracking at the base and rattling. I would add shake the headlight a little as the connector inside can rattle against the shell. Liberal use of foam/tape inside will cure it.
Red Leader 
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Joined: Apr 2013
Posts: 1,370 Likes: 11
Has a lot to Say!
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Has a lot to Say!
Joined: Apr 2013
Posts: 1,370 Likes: 11 |
I would add that taking a good, hard look at everything on the front end. I found that if you regularly drive, then taking tools out to tighten everything back down is a necessary step in preventative maintenance. This car is literally trying to shake itself apart all the time. Your noise could be anything and anywhere.
What's your mileage? Who cares. Is it practical? See #1. What happens when it rains? You get wet.
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Joined: Aug 2016
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Learner Plates Off!
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OP
Learner Plates Off!
Joined: Aug 2016
Posts: 263 Likes: 2 |
Suggest using a rubber mallet and tapping all around the area where you think rattle is coming from. For me I discovered a rattle of mine which I originally thought was engine-related actually came from within headlight. I did this and it seem the bit on the exhaust that moves ie the part of the exhaust the side exhausts connect to does make a rattling sound when it with the rubber mallet but the passenger side doesn't. Looks like something I have to put up with.
2021 Morgan Plus Four
2012 Morgan Three Wheeler
2020 Land Rover Defender 110
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Joined: Sep 2019
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Learner Plates Off!
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Learner Plates Off!
Joined: Sep 2019
Posts: 363 Likes: 37 |
If you mean the exhaust flexible joint part then your probably find its split the flexible part below the woven outer part. You will also notice exhaust gasses coming out said part.
You can get a replacement flex part and take the header off the car to an exhaust specialist to get it replaced.
Or the other thing it can be is especially common on Euro4 cars, the cats come loose and rattle. Had one where 3 of the 4 cats had come loose.
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Joined: Jun 2015
Posts: 2,093 Likes: 74
Talk Morgan Expert
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Talk Morgan Expert
Joined: Jun 2015
Posts: 2,093 Likes: 74 |
…….Or the other thing it can be is especially common on Euro4 cars, the cats come loose and rattle. Had one where 3 of the 4 cats had come loose. If that’s the reason, then it’s likely to be an MOT failure, so best not to ignore?
Doug
2011 Plus 4 in Rich Maroon
1972 750 “ComDom” sprinter
1958 Triton 650
1992 Triumph Trophy 900
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Joined: Jun 2012
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Talk Morgan Expert
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Talk Morgan Expert
Joined: Jun 2012
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In the UK the emissions are not checked on the MOT for M3W's. The easy solution for loose cats would be to remove them. Maybe not so easy on a Euro 4 header I suspect but a fairly simple operation on Euro 3.
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