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Broken rubber piece of the retainer bolt for airbox

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Old 10-16-2016, 05:24 PM
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Porsche930
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Default Broken rubber piece of the retainer bolt for airbox

hi I finally removed the nut on top of the broken rubber cushion piece of the airbox retainer bolt. It looks like the rubber piece and bolt are mated with the intake manifold metal casting at factory. I'm thinking to drill a hole through the metal casting and secure the airbox and the intake metal with a new bolt. Any thoughts or other ideas on this approach? I'm temporarily using a plastic black tie to limit the vibration of the airbox.

Broken rubber piece of airbox retainer screw.




This is a picture from the web of my broken rubber piece and bolt

Last edited by Porsche930; 10-16-2016 at 05:46 PM.
Old 10-16-2016, 05:56 PM
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ZG862
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Nah - it's just stuck. Corroded - like so much alloy/steel sandwiches. Mole grips etc to remove then buy a new one and copper grease it on assembly. They're pretty cheap in UK.

Z
Old 10-16-2016, 06:24 PM
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Porsche930
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Originally Posted by ZG862
Nah - it's just stuck. Corroded - like so much alloy/steel sandwiches. Mole grips etc to remove then buy a new one and copper grease it on assembly. They're pretty cheap in UK.

Z
thank you Z for your quick advice. Okay I will try to yank out the remaining broken piece with a mole grip and see what's next.
Old 10-16-2016, 07:12 PM
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Super90
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It should be the highlighted part:




Catalog shows part number 99970326500 or maybe 93011057901
Old 10-16-2016, 07:24 PM
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Porsche930
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Originally Posted by Super90
It should be the highlighted part:




Catalog shows part number 99970326500 or maybe 93011057901
thanks very much Super90; I do appreciate your reply and the parts diagram and number!
Old 10-16-2016, 08:27 PM
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Super90
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Funny when I look on Pelican using those part numbers, the rubber bit is hexagonal in their photos, which is not correct. It should have the same round cross section....
Old 10-16-2016, 10:26 PM
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crg53
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Does it really matter if its round or hex. I bought spare ones from a local auto parts store, they are of cause not Porsche parts, but they do the job and are probably a quarter of the price.

Old 10-17-2016, 06:58 PM
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ZG862
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Do keep rotating the stump as you extract or you may damage the thread in the intake beyond simple repair. I found on those mounting the oil tank that this isn't always easy. Step 1, the remaining rubber shears off. Step 2, you do creative things with mole grips to get enough of an edge to get the stump turning. Step 3, swear then go back to Step 2.
They do come out in the end...

Z
Old 10-17-2016, 07:54 PM
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Porsche930
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Originally Posted by ZG862
Do keep rotating the stump as you extract or you may damage the thread in the intake beyond simple repair. I found on those mounting the oil tank that this isn't always easy. Step 1, the remaining rubber shears off. Step 2, you do creative things with mole grips to get enough of an edge to get the stump turning. Step 3, swear then go back to Step 2.
They do come out in the end...

Z
sounds like a great step by step instruction...thanks again Z!
Old 10-17-2016, 09:08 PM
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Spyerx
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I replace one of mine. It's hex. Big deal. Easier to install frankly
Old 10-18-2016, 09:27 AM
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ZG862
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The Porsche ones are made from Bavarian unicorn horseshoe. Only female albino unicorn meets the stringent, race proven quality standards, so don't be surprised if your car spontaneously crashes if you have used a lesser part.

Z
Old 10-18-2016, 01:29 PM
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Super90
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I swear I just replaced these a few months ago, with the round part, from one of our favorite vendors, and it was only a few dollars, not the $20-ish pricing I see as list price....

Strange...
Old 10-18-2016, 01:34 PM
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Vandit
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If the mount is torn, you can clean it up with some rubbing alcohol and use superglue to put it back together. Works great.
Old 10-20-2016, 11:21 PM
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Silvertarga
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BMW used these for oil filter mount on their cars and their run of Range Rover ion the early 2000s, they were only a Few bucks at the dealer



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