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Joined: Mar 2014
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Talk Morgan Enthusiast
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Originally Posted By MarioCP
Sorry Andy, only re-reading your post now I noticed this
Originally Posted By Bunny
We noticed that with the existing setup the rubber mounts were under tension so they added 10mm to the length of the o/s pipe so that the rubbers get an easier life.
Can you explain this a bit more clearly to a non-native English speaker, please? What is the o/s pipe and where exactly were the 10 mm added?

Sorry - In the UK, the offside (o/s) is the right side of the car (when viewed from inside the car looking out over the bonnet). The nearside (n/s) is the left of the car - the side nearest the kerb here in the UK. English lesson over!

When they cut a section out of the pipe for the new flex joint they cut out 10mm less than the actual length of the flex section. Once welded together, this had the effect of making the overall length of the exhaust 10mm longer. This allows it to have a decent overlap onto the header pipe whilst ensuring that the exhaust rubber mounts are not under any longitudinal tension. The o/s pipe was just a little too short before. The length of the n/s pipe was fine by the way. I expect this all varies from car to car!


Andy
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D
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Even with the standard exhausts this is a problem as the mounting rubbers are under tension.

I slotted the mounting brackets to fix this.

Probably when they designed the exhausts they forgot one cylinder is slightly further back than the other.

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MarioCP Offline OP
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Got it, thanks! thumbs


2010 Morgan +4
Me racing it: http://youtu.be/CQgT2vMLEUo
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Bad news on the 'Brooklands 18 fix'. Ironically spotted at Brooklands Circuit yesterday (by eagle-eyed Planenut).



Our hope is that the cracks have formed due to a weakness in the original construction - so we'll get it re-welded and monitor the situation before taking more drastic action.


Andy
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Such a shame
Hope all is fixed soon...


A Morgan Identified Fastidious Owner...
2011 4/4 Bespoke, 1981 Delorean, Auburn Boat Tail
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Perhaps the best fix would be





hide hide hide hide


Peter

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I always thought that the lightweight "Super Sport M3W" with the 1400 Guzzi and a sequential gearbox would be ideal.

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I bet those stub exhausts have a nice bark !

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MarioCP Offline OP
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uh oh ... how many miles did they last?


2010 Morgan +4
Me racing it: http://youtu.be/CQgT2vMLEUo
2014 M3W Brooklands
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Joined: Mar 2014
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Talk Morgan Enthusiast
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Originally Posted By MarioCP
uh oh ... how many miles did they last?
Less than 250 miles I guess. frown


Andy
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