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Old 17th August 2008 | 22:58
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Blinkz
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Joined: May 2003
: ATPL
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From: Surrey
The picture is a little misleading to the actual angle of the vanes as the engine cowling is up.

I think the vanes are used to produce a stabilising force to stop the engines from vibrating/moving too much, as well as acting as vortex generators.
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