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Spoiler Shakes


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Posted

hey folks I have a uk300 spoiler (the shark fin style) and it likes to shake/bounce a little when passing rough bits on the road, pot holes n bumps etc.

I drove a gb270 recently and even though it's got a bigger spoiler it didn't rattle at all, I've checked it out in the boot and it's got nylon screws on one side and corroded metal on the other side, holding it down they seem tight, maybe its got worn from the previous owner as the boot drops down very hard from the extra weight, something else I noticed about the gb270 it had a stronger boot spring to resist the weight of the spoiler when closing. any help would be appreciated and any web shops I can get some replacement nylon screws and a stronger boot spring.

Thanks all

Posted (edited)

Hi there,

I've got the UK300 style prodrive wing on the back of my bugeye.. And have the dodgy side effect of getting a creek when going over small bumps on the road.. I thought it was the mounting but I believe I've tracked it down to the springs creeking under the extra load and if I try and "wiggle" the spoiler it's difficult to replicate the noise, but if I slowly open and close the boot lid from a nearly closed position, just moving it up and down slightly I get the same sort of squeak..

Havent noticed much visible vibration though.. But the noise does drive me nuts at times...

With regards to replacement screws try a local hardware store.. It's actually held on using 4 studs of all-thread and then nuts on the inside of the boot which hold the wing on.!

Careful Note!! If you ever remove the wing, get a friend to help hold onto it! A guy on here recently swapped his wing over and accidentally dropped it on his rear window and smashed it :rotfl: Not a good idea! Best to be safe than sorry!

P.s. If you find a cheap supplier for the boot springs please post back with the results.. :lol: Dealer was looking for £26.99 for uprated torsion bars when I asked about them a few months back.

Edited by ScoUK
Posted
Hi there,

I've got the UK300 style prodrive wing on the back of my bugeye.. And have the dodgy side effect of getting a creek when going over small bumps on the road.. I thought it was the mounting but I believe I've tracked it down to the springs creeking under the extra load and if I try and "wiggle" the spoiler it's difficult to replicate the noise, but if I slowly open and close the boot lid from a nearly closed position, just moving it up and down slightly I get the same sort of squeak..

Havent noticed much visible vibration though.. But the noise does drive me nuts at times...

With regards to replacement screws try a local hardware store.. It's actually held on using 4 studs of all-thread and then nuts on the inside of the boot which hold the wing on.!

Careful Note!! If you ever remove the wing, get a friend to help hold onto it! A guy on here recently swapped his wing over and accidentally dropped it on his rear window and smashed it :rotfl: Not a good idea! Best to be safe than sorry!

P.s. If you find a cheap supplier for the boot springs please post back with the results.. :lol: Dealer was looking for £26.99 for uprated torsion bars when I asked about them a few months back.

The uprated torsion bar serves 2 purposes.

To make sure when the bootlid is up, it doesn't fall on your head, and stays open.

Secondly, when closed and you pop the interior release, it pops up off the lock.

If yours still does that, you do not need the stronger torsion bars.

To be honest, I haven't seen a spoiler that needs the stronger bars. The STi ones, even the large WRC ones work fine with the normal bars.

If your ones are making a creeking noise, I would try lubricating them with a silicone grease.

Also make sure the mounts for the bars are still tight.

David

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