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Xc90 engine undertray

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Old Jan 28th, 2016, 14:25   #1
chris810
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Default Xc90 engine undertray

Hi
Ever since i bought my car it has been missing an engine undertray, i have now got one. So does anyone know the bolt sizes i need to attach it to the chassis ? Tie wraps are not acceprable to me.
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Old Jan 29th, 2016, 01:08   #2
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M8 x 15,20ish with body washers on them
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Old Jan 29th, 2016, 10:35   #3
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The two at the rear are 13mm hex head, the three at the front are 12mm.

I think M8, not sure about the pitch.
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Old Jan 29th, 2016, 11:23   #4
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Originally Posted by baas View Post
The two at the rear are 13mm hex head, the three at the front are 12mm.

I think M8, not sure about the pitch.
Odd mine are all the same size
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Old Jan 29th, 2016, 17:02   #5
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Odd mine are all the same size
So are mine...

Mike
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Old Jan 29th, 2016, 19:47   #6
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Checked with a supplier today

M8 65 with body washers 7 no.
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Old Feb 1st, 2016, 10:53   #7
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Odd mine are all the same size
Indeed. I wonder why I have different sizes?
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Old Feb 1st, 2016, 13:26   #8
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Indeed. I wonder why I have different sizes?
All they had in the workshop after they lost some ..... unless ..... we are talking about the black plastic tray, and not the aluminium sump guard ?
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Last edited by TruckbusUK; Feb 1st, 2016 at 13:28. Reason: spelling
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Old Feb 24th, 2018, 13:15   #9
markovich
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Default Volvo XC90 Undertray Skid Plate

Hi,

I've bought XC90 2mm steel under tray


Like on video - https://www.youtube.com/watch?v=knEiurnG1YA

Purchased via ebay.

Good quality, fast installation.
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Old Feb 24th, 2018, 17:57   #10
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Originally Posted by chris810 View Post
Hi
Ever since i bought my car it has been missing an engine undertray, i have now got one. So does anyone know the bolt sizes i need to attach it to the chassis ? Tie wraps are not acceprable to me.
all the bolts are the same size , 8mm thread and about 25 mm long . no longer or the threads sticking out will rust , the bolts need a big 8mm hole washer about 20 mm diameter ...
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