Re: vibration at 65 mph?

[Stan Kafouse <skafouse@xxxxxxxxx>]

Make sure your new drums are truly round and not egg shaped.  

--- On Thu, 7/14/11, Jim Altemose <jaltemoose@xxxxxxxxx> wrote:

> From: Jim Altemose <jaltemoose@xxxxxxxxx>
> Subject: vibration at 65 mph?
> To: 1962to1965mopars@xxxxxxxxxxxxxxxx
> Date: Thursday, July 14, 2011, 3:03 PM
> On my 63 Polara 500 I recently
> replaced my front drums, brakes and
> bearings.  I'm now getting a 'vibration' between about
> 62 and 68 mph.
> On my recent 500 mile journey to Carlisle I had plenty of
> chance to
> feel the symptom.  Up until 60 mph, the car is smooth
> as silk.  At
> about 62 and up to 68 or 70, I get a noticeable, general
> vibration.
> It's not terrible and doesn't feel damaging or unsafe, but
> it's enough
> to be annoying.  From 70 to 80, it lessens and is
> barely noticeable
> and much more tolerable.  Here's the sequence of
> things I've done:
> 
> 1. Old tires, old drums, etc. - Smooth at every speed.
> 2. Replaced front hubs, drums, shoes, springs,
> bearings.  Used what I
> think are high quality American made brand new drums and
> Timken
> bearings.  This is when the 65 mph vibration became
> noticeable,
> including with the old tires.
> 3. Replaced the old tires with new BFG radial T/A. 
> Still vibrates.
> The new tires and wheels were balanced.
> 
> The control arms and bushings and such are all old and
> worn; that may
> be next Spring's project.  The shocks are old and I'm
> going to replace
> them soon.
> 
> What are some things to look for and what corrective
> actions can I
> take?  Should I have an alignment done?  Is there
> a way to balance the
> drums with or without the wheels and tires?
> 
> As always, thanks.
> 
> - Jim
> Jim Altemose, Long Island, NY
> '63 Polara 500 (Max Wedge)
> '63 Polara 500 (383)
> '65 Belvedere I (Street Wedge)
> '71 Bronco
> 
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Please address private mail -- mail of interest to only one person -- directly to that person. That is, send parts/car transactions and negotiations as well as other personal messages only to the intended recipient, not to the Clubhouse public address. This practice will protect your privacy, reduce the total volume of mail and fine tune the content signal to Mopar topic.  Thanks!

1962 to 1965 Mopar Clubhouse Discussion Guidelines:
http://www.1962to1965mopar.ornocar.org/mletiq.html and http://www.1962to1965mopar.ornocar.com/general_disclaimer.html.
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