On Tue, 2 Oct 2012 13:41:46 +0100, News wrote:

... try dribbling a little 3-in-1 or similar inside the gutter, at the
joints. With a little luck, the oil will find a way into the joints,
and stop the noise.

For a while until the 3-in-1 causes the seals to expand and/or perish. A
light smear silicone grease is the stuff to use.

--
Cheers
Dave.