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Joined: Mar 2009
Posts: 3,665 Likes: 43
Talk Morgan Addict
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OP
Talk Morgan Addict
Joined: Mar 2009
Posts: 3,665 Likes: 43 |
Advice please gents. My friend has owned his 4/4 1600 crossflow since 1969. His stainless exhaust is rattling, he thinks it's a baffle, and he's thinking easiest is to replace it. Single box system. Anyone recommend a good stainless system, or a maker? Ta everso Nick
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Joined: Feb 2016
Posts: 7,918 Likes: 216
Talk Morgan Guru
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Talk Morgan Guru
Joined: Feb 2016
Posts: 7,918 Likes: 216 |
Custom stainless silencers made to order here. No experience of the company though.
Richard
2018 Roadster 3.7 1966 Land Rover S2a 88 2024 Royal Enfield Guerrilla 450 1945 Guzzi Airone
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Joined: Jul 2007
Posts: 26,747 Likes: 419
Member of the Inner Circle
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Member of the Inner Circle
Joined: Jul 2007
Posts: 26,747 Likes: 419 |
First I'd do the obvious and check the bobbins. They often look ok but a quick pull on the exhaust shows a failed joint between the bolt & the rubber
JohnV6 2022 CX Plus Four 2025 MG ZS EV aka Trigger
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Joined: Nov 2015
Posts: 7,893 Likes: 241
Just barreling along Talk Morgan Guru
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Just barreling along Talk Morgan Guru
Joined: Nov 2015
Posts: 7,893 Likes: 241 |
Nick, where is your friend located as most of the bespoke exhaust firms prefer to pattern and part assemble on the actual car to ensure a good fit
Jon M
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Joined: Mar 2009
Posts: 3,665 Likes: 43
Talk Morgan Addict
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OP
Talk Morgan Addict
Joined: Mar 2009
Posts: 3,665 Likes: 43 |
Thanks for your replies. Good call re the bobbins but they'd given him trouble before so were checked first. He's taking the engine and gbox out to cure a slight oil leak so is hoping to buy just the parts rather than having it fitted I think. But open to all suggestions. He's in Hampshire, like me, on the Surrey border. Ta again, all contributions will be passed on to him. Nick
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Joined: Nov 2018
Posts: 6,056 Likes: 160
Talk Morgan Sage
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Talk Morgan Sage
Joined: Nov 2018
Posts: 6,056 Likes: 160 |
Made my own out of Ebay bits: Stainless Exhaust
1972 4/4 4 seater, 1981 MGB GT 1984 Harley Davidson Electra Glide, 1990 Kawasaki ZX10
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Joined: Aug 2015
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Talk Morgan Enthusiast
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Talk Morgan Enthusiast
Joined: Aug 2015
Posts: 1,576 Likes: 103 |
Had one made up to original pattern by my local exhaust fabricator - cost was very reasonable £160 I think.
Whilst you are at it, consider redesigning the exhaust mounts, a 1969 car (assuming it has not been modified already) has a right angled bracket of mild steel with a single bolt.
The single bolt becomes loose over time and causes a nice star crack to radiate from the bolt hole!
Ideally, you will need two bolts arranged vertically to secure the bracket to the chassis and some sort of bolt plate (i.e. two bolts welded to a piece of steel strip at about 2 - 2.5 inch centres) on the inside to distribute the clamping force over the chassis rail.
Arwyn
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Joined: Feb 2016
Posts: 7,918 Likes: 216
Talk Morgan Guru
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Talk Morgan Guru
Joined: Feb 2016
Posts: 7,918 Likes: 216 |
That's exactly what Morgan eventually did Arwyn  ![[Linked Image]](https://i.imgur.com/0BviGV6.jpg)
Richard
2018 Roadster 3.7 1966 Land Rover S2a 88 2024 Royal Enfield Guerrilla 450 1945 Guzzi Airone
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Joined: Aug 2008
Posts: 118 Likes: 3
L - Learner Plates On
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L - Learner Plates On
Joined: Aug 2008
Posts: 118 Likes: 3 |
If the rest of the stainless exhaust system is fine, it may be cost effective to have it cut open and baffles repaired or replaced by an exhaust specialist? My Xflow has a larger manifold and early +8 silencer, Miltek renewed the innards to help flow and noise! 
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Joined: Jan 2018
Posts: 363 Likes: 7
Learner Plates Off!
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Learner Plates Off!
Joined: Jan 2018
Posts: 363 Likes: 7 |
If the rest of the stainless exhaust system is fine, it may be cost effective to have it cut open and baffles repaired or replaced by an exhaust specialist? My Xflow has a larger manifold and early +8 silencer, Miltek renewed the innards to help flow and noise!  If you are thinking of replacing because of a rattle in the baffles maybe the old hammer trick would be worth a try first? Bash a dent in the casing around where the rattle is and it will pinch the baffles and hold them tight! It's an old motorcycling trick. If it works it could save you a few bob, if you were going to replace it anyway then there is nothing to loose in trying.
Paul
2009 4/4 Sport in Red 2022 Harley Davidson FXLRS Low Rider S 1974 Honda CB450K7
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