Yes, Most likely a loose shock. When they get to the point where you have a
"knock", the mounting holes may now have become oval. Rather than just try to
tighten the old bolts, I would remove them, clean and oil them up and replace
the nuts with new nylocs.
BN7L-466 Vintage Racer
> Date: Mon, 13 Dec 2010 17:49:49 -0800
> From: email@example.com
> To: firstname.lastname@example.org
> Subject: [Healeys] Rear Knocking noise
> I had a knocking sound several years ago and checked all the stuff that you
> did. My noise was actually a rear shock mounting hole that was enlarged. Put
> wrench on both shocks bolts and see it they are tight.
> Hi all,
> I have a knock coming from my rear end that I am trying to track down.
> It occurs only 50% of the time. Often when jarring the car forward such as
> when engaging the overdrive and sometimes when starting to take off.
> I don't believe that it is coming from the differential but can't be
> certain. When the car is on jacks and I turn the rear wheels back and
> I do not get a Knock.
> The shackles are all tight.
> Could it be the radius arm bushings?? Or the bushes on the spring
> Donate: http://www.team.net/donate.html
> Suggested annual donation $12.75
> Archive: http://www.team.net/archive
> Forums: http://www.team.net/forums
Suggested annual donation $12.75