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hank



Member Since: 12 Sep 2016
Location: South Wales
Posts: 2300

Wales 2007 Defender 110 Puma 2.4 DCPU Stornoway Grey
Catalytic Converter Removal
I'm sure I read on this forum that removing the standard catalytic converter from a Puma in one piece is a swine of a job but I can't for the life of me locate the thread now.

I think I recollect reading some tips on how to get it out a bit more easily... Is anybody able to refresh my memory or point me in the direction of a thread?

Cheers
Post #744930 10th Dec 2018 8:05am
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blackwolf



Member Since: 03 Nov 2009
Location: South West England
Posts: 17386

United Kingdom 2007 Defender 110 Puma 2.4 DCPU Stornoway Grey
I didn't have any trouble removing the front pipe from my 2007 2.4 when the flange broke off, but it is a very tight fit. You will need to remove the gearbox cross-member, and I have been told that the engine may need shifting to the n/s to make room, although mine didn't.
Post #744954 10th Dec 2018 12:11pm
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Caterham



Member Since: 06 Nov 2008
Location: Birmingham
Posts: 6298

England 2011 Defender 110 Puma 2.4 XS CSW Stornoway Grey
I didn't have to remove the engine but did need to remove the chassis and bulkhead.


only joking - above, tight but quite doable once the gearbox chassis thingy is removed. Thumbs Up
Post #744965 10th Dec 2018 2:17pm
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hank



Member Since: 12 Sep 2016
Location: South Wales
Posts: 2300

Wales 2007 Defender 110 Puma 2.4 DCPU Stornoway Grey
Nice. Thanks both, just the info I was after Thumbs Up
Post #744976 10th Dec 2018 3:01pm
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Badger110



Member Since: 06 Feb 2018
Location: South hams
Posts: 1039

United Kingdom 2011 Defender 110 Puma 2.4 USW Buckingham Blue
Caterham wrote:
I didn't have to remove the engine but did need to remove the chassis and bulkhead.


Laughing
Post #745000 10th Dec 2018 5:48pm
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blackwolf



Member Since: 03 Nov 2009
Location: South West England
Posts: 17386

United Kingdom 2007 Defender 110 Puma 2.4 DCPU Stornoway Grey
I forgot to add that if you're replacing it with a two-piece replacement pipe then you don't need to remove the cross-member if you cut the pipe that's coming off.
Post #745002 10th Dec 2018 5:56pm
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hank



Member Since: 12 Sep 2016
Location: South Wales
Posts: 2300

Wales 2007 Defender 110 Puma 2.4 DCPU Stornoway Grey
The original cat is going back on after some weight saving measures Whistle
Post #745096 11th Dec 2018 4:59am
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Willfindlay



Member Since: 08 Mar 2021
Location: Yorkshire
Posts: 24

England 2009 Defender 90 Puma 2.4 PU Arles Blue
Is it an easy job to remove the crossmember to get the down pipe off?
Post #889810 8th Mar 2021 11:14am
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Dinnu



Member Since: 24 Dec 2019
Location: Lija
Posts: 3414

Malta 2012 Defender 90 Puma 2.2 CSW Santorini Black
To remove the cross member it is just 4 bolts on each side. IIRC the nuts are welded on the crossmember, but I might be wrong there. The top bolts are quite ling as they go through the chassis. The lower ones are short as they go through a bracket welded at the bottom side of the chassis.

If crossmember has never been removed, it will fight you back and can be a bit difficult to budge and drop down. I prefer to put a small jack between the chassis rail and spread the chassis rails just enough for the crossmember to slide down. Care when taking this approach so as not to dent the chassis.. so use large wooden blocks to spread the load. 1988 90 Hard Top, 19J Diesel Turbo, Shire Blue - Restoration ongoing
2012 90 CSW, 2.2TDCI, Santorini Black
Post #889818 8th Mar 2021 11:36am
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Willfindlay



Member Since: 08 Mar 2021
Location: Yorkshire
Posts: 24

England 2009 Defender 90 Puma 2.4 PU Arles Blue
Thanks for that, it looks easier to remove the anti roll bar, and perhaps more accessible by removing that. Do you think that’s an option.
Post #889897 8th Mar 2021 3:47pm
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jst



Member Since: 14 Jan 2008
Location: Taunton
Posts: 8030

 2011 Defender 110 Puma 2.4 USW Stornoway Grey
it wont come out that way, you will need to take crossmember off.

for quick removal just park it on an industrial estate with poor lighting for a few nights, i am sure cat will be removed then.... prob along with rest of vehicle. Cheers

James
110 2012 XS Utility
130 2011 M57 bespoke Camper
90 2010 Hardtop
90 M57 1988 Hardtop
Post #889942 8th Mar 2021 6:19pm
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hank



Member Since: 12 Sep 2016
Location: South Wales
Posts: 2300

Wales 2007 Defender 110 Puma 2.4 DCPU Stornoway Grey
I simply could not get mine out Laughing removed the crossmember, unbolted an engine mount and tried to jack the engine out of the way a little but still couldn't manoeuvre the cat out. The fixing bracket has two fixing holes in it, I had to nip one off with an angle grinder to get it out > 110 XS Double Cab
Post #889948 8th Mar 2021 6:26pm
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bear100



Member Since: 22 Mar 2010
Location: South Wales
Posts: 1917

Wales 2010 Defender 110 Puma 2.4 USW Santorini Black
Yep it was a sod on mine must have took at least half an hour to get it out with a few grazed knuckles for good measure!
i was on the drive doing it though, it wasn't so bad just a lot of wiggling and head scratching! Shocked

Thumbs Up Thumbs Up 2016 Range Rover Autobiography 4.4 TDV8
2010 110 XS Utility 2.4TDCI
2010 Range Rover Sport TDV8 (gone)
2007 Discovery HSE TDV6 (gone)
1993 110 csw 200 tdi (gone)
1994 90 HT 300 tdi (gone)
1994 discovery 300tdi (gone)
90 hybrid 3.5 v8 (gone)
Range rover bobtail 3.5 v8 (gone)
Post #889960 8th Mar 2021 6:54pm
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