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5.0 XKR Engine Cover - Perished Insulation

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Old 07-13-2019, 02:22 AM
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Default 5.0 XKR Engine Cover - Perished Insulation

Hi,

I decided to treat the XKR's engine bay to a clean this evening. Whilst doing so I popped the engine cover off and unfortunately the insulation pad formerly attached to it came off in10 or more pieces.

I presume the pad is there for accostic insulation to an extent but primarily to protect the engine cover from melting due to the heat produced by the engine. Has anyone else suffered this? If so, what product have you used to replace the insulation?

I've left the engine cover off for now, but would rather reinstate it long term.

Thanks,

Russ
 
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Old 07-13-2019, 06:55 AM
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Default Under hood and under heatshield



The material I used under the hood is the same as I used under the engine heat shield.

The "horsehair" material under the hood disintegrated and I used what I had left over from replacing the engine heat shield insulation to replace it.

I have been using the engine heat shield quite a while with the replaced insulation with no issues so far.
 
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Old 07-13-2019, 07:32 AM
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There is no insulation under the hood (bonnet) of the 2007-up XKR.

See my old thread from 2014 for details of how I replaced the insulation under the Engine Appearance Cover of my 2009 XKR. https://www.jaguarforums.com/forum/x...-cover-128989/

It's still holding up OK.
 
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Old 07-13-2019, 07:43 AM
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While you have the cover off and are waiting to receive the new insulation, you may want to improve the appearance of that cover by giving it the look of carbon fiber. Here's how I did mine. https://www.jaguarforums.com/forum/x...-cover-129949/

 
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Old 07-13-2019, 08:39 AM
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The point I was trying to make was that I used the same insulation for my heat shield as I used under the hood.

Just took a pic as you can see here.
 
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Old 07-26-2019, 03:28 AM
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Appologies for my lack of response over the past couple of weeks gents, the combination of moving house and work has given me very little...no time to play with the XKR.

Stuart; Do you have a link to the material you used to create your heatshield cover with? The eBay link you posted previously appears to have now expired.

Originally Posted by Stuart S
There is no insulation under the hood (bonnet) of the 2007-up XKR.

See my old thread from 2014 for details of how I replaced the insulation under the Engine Appearance Cover of my 2009 XKR. https://www.jaguarforums.com/forum/x...-cover-128989/

It's still holding up OK.
Likewise Jackra, do you have a link to the material you used for your heat shield?

Originally Posted by jackra_1

The material I used under the hood is the same as I used under the engine heat shield.

The "horsehair" material under the hood disintegrated and I used what I had left over from replacing the engine heat shield insulation to replace it.

I have been using the engine heat shield quite a while with the replaced insulation with no issues so far.
 
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Old 07-26-2019, 05:48 AM
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The same self-adhesive reflective heat shield material that I used is no longer available on Ebay,, but this is similar and should work. https://rover.ebay.com/rover/0/0/0?m...2F401245843412

You can search other websites such as Amazon, auto parts stores and speed shops, or Google for similar products by using the key words "self-adhesive reflective heat shield mat".

Give a hungry man a fish and he won't be hungry tonight.
Teach him how to fish and he won't be hungry for the rest of his life.
 
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Old 07-26-2019, 07:21 AM
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https://www.ebay.com/itm/36-x39-Heat...72.m2749.l2649

The above looks a little thicker than what Stuart S is suggesting?
 

Last edited by jackra_1; 07-26-2019 at 07:24 AM.
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Old 07-26-2019, 07:47 AM
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Originally Posted by jackra_1
https://www.ebay.com/itm/36-x39-Heat...72.m2749.l2649

The above looks a little thicker than what Stuart S is suggesting?
That'll probably work, and it's less than half the cost of the mat I suggested. One difference is that the mat I used was flat, folded in half, and was more rigid than this one. I'd buy it and hope it works. Why pay more?
 
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Old 07-26-2019, 08:49 AM
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Mine was all rotted and decomposed as well. Didn't see the point in replacing, don't notice any difference.
 
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Old 07-26-2019, 12:31 PM
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Engine heat over time caused the heat shield lining to decompose. I suspect that Jaguar engineers developed it to protect the paint on the hood (bonnet) from heat damage, as well as being a decorative Engine Appearance Cover.

You may not notice any difference in driving, but the paint on your hood might develop cracks.
 
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