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Bonnet Gas Strut Stay
Posted: Sat Jan 27, 2018 5:20 pm
by franrca
Just replaced my 2 boot gas struts and it's amazing how such a small part renewal can make such a difference...no more hit head when looking in the boot
So, turning my attention to the bonnet which is also very 'tired' as far as the struts are concerned. Couple of questions:
1. Should they only be replaced in pairs? I ask, as otherwise presumaby there's different stresses on the bonnet as it's raised an lowered...could this damage / twist the bonnet over time etc? I'm aware that one of these is the locking one.
2. The required part - I see that the non-locking one is listed on the Jaguar Classic Parts site as BEC13515 for my car (VIN 222066) for post 179736 cars, but I also see that part BD48027 is listed in different places on the site as a) pre 179736 but then b) all XJS (at [url]
https://www.jaguarclassicparts.com/uk/part/BD48027[url] ) and given it's half the price, I'm keen to know if this will suffice. That part is then half the price again on XJK's site at [url]
http://www.xjkltd.co.uk/jaguar-xjs-bonn ... 48027/[url] and again listed as suitable for all XJS.
I know it's a bit of a niche question, but has anyone needed to get one of these?
Re: Bonnet Gas Strut Stay
Posted: Sat Jan 27, 2018 5:43 pm
by davidr
Definitely go for the self locking type. The cheaper one will fail sooner or later and then it won't look so cheap!
Re: Bonnet Gas Strut Stay
Posted: Sat Jan 27, 2018 5:56 pm
by franrca
Currently on my car I only have 1 self locking one - should they both be David?
Re: Bonnet Gas Strut Stay
Posted: Sat Jan 27, 2018 6:10 pm
by davidr
Why do you want to renew them? If you have a self locking one then you aren't going to get the bonnet round your ear when you're leaning over the engine and that's why people usually upgrade older cars. The older non-locking ones will lose their strength and not hold the bonnet open which is why the upgrade is a good idea.
Original fitment on late cars was one locking one (left side) and a plain one the other side.
Re: Bonnet Gas Strut Stay
Posted: Sat Jan 27, 2018 8:42 pm
by franrca
TBH, it was just to renew them as when I unlock the 'lockable' one when closing the bonnet it drops very quickly (if I allow it to) and I had a thought that if I bought new ones it would be a more cushioned drop - I suspect you are suggesting I leave it alone?

Re: Bonnet Gas Strut Stay
Posted: Sat Jan 27, 2018 11:07 pm
by davidr
Eeerrm yes. I suspect it isn't bust so no need to fix it
If you're concerned about twisting the bonnet then try to avoid pulling it up or supporting it on one corner only - do it from as near the middle as you can reach.
Re: Bonnet Gas Strut Stay
Posted: Sun Jan 28, 2018 12:46 am
by franrca
Yes that's fine - I always do that...just keeping the car as new-ish as I can as I move along, so no panic with this particular part, just appeared to be easy to replace if I could confirm the correct part and the existing ones are definitely not taking the strain any more, albeit the bonnet does stay open.
Re: Bonnet Gas Strut Stay
Posted: Sun Jan 28, 2018 3:33 pm
by Tintin
You might want to review this thread before finalising your decision.
viewtopic.php?f=45&t=10484
I am still pleased with the result on my '96 Celebration and the (non-locking) struts haven't let me (or the bonnet) down yet!
Robbie
Re: Bonnet Gas Strut Stay
Posted: Sun Jan 28, 2018 5:00 pm
by franrca
Thanks Robbie, but looking at that thread, I can't get past the colour of your car - I think it's Jade Green...I have always liked that colour (er, after topaz of course), and it looks great - also impressed with your garage which looks far more workmanlike than mine - does the ladder take you to Narnia?
Anyway, that looks really good and is a great improvement - do you by any chance still have any details of the part from SGS as it's a bespoke one?
Re: Bonnet Gas Strut Stay
Posted: Sun Jan 28, 2018 7:19 pm
by poprivet
When money was too tight to afford new gas struts I found that a cut-down broom handle worked perfectly
In pursuit of maintaining originality I have since taken out a 2nd mortgage and bought a pair of new struts

Re: Bonnet Gas Strut Stay
Posted: Sun Jan 28, 2018 8:42 pm
by franrca
Yep Pop - I was using one of those really long ancient wooden rulers to prop up the boot (1930s?) before I replaced the struts - there's always a workaround

.
Re: Bonnet Gas Strut Stay
Posted: Mon Jan 29, 2018 3:33 pm
by Tintin
Thanks Robbie, but looking at that thread, I can't get past the colour of your car - I think it's Jade Green...I have always liked that colour (er, after topaz of course), and it looks great - also impressed with your garage which looks far more workmanlike than mine
Now you're making me blush!
I would say it is essential for you to measure and check your own distances and clearances etc - and best to have a word with SGS - they're v helpful. Having said that, I ordered a pair of gas struts to the following performance specification:-
Socket ends for 10mm ball fixings
8mm piston rod
18mm cylinder
330 closed length to c/c socket ends
580 open length to c/c socket ends
210 Newtons force
Hope that helps, Richard.
Robbie
Re: Bonnet Gas Strut Stay
Posted: Thu Feb 01, 2018 9:54 pm
by franrca
Thanks very much Robbie - that's really helpful.
Re: Bonnet Gas Strut Stay (Facelift)
Posted: Thu Oct 28, 2021 5:13 pm
by Jaguar5993
Hello Robbie and others,
Its been a while since your original post on this subject.
I hope you are all well.
I to, would like to do this bonnet gas strut mod for my 1995 6.0 Coupe.
I have been in contact with SGS and there was a little bit of confusion and I guess all those that you dealt with at SGS might of left by now, as it was 2016....where does the time go!
Just checking the info...
Socket ends for 10mm ball fixings
8mm piston rod
18mm cylinder
330 closed length to c/c socket ends
580 open length to c/c socket ends
210 Newtons.
They seem to want to know the cylinder length.
Is it 268mm standard (1992-96 facelift) or a bigger length?
Any problems with yours over the years?
Many thanks,