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Re: [Healeys] Rattling noise on hard acceleration

To: "'Rich C'" <richchrysler@quickclic.net>, "'Peter Schauss'"
Subject: Re: [Healeys] Rattling noise on hard acceleration
From: "Dave Porter" <frogeye@porterscustom.com>
Date: Wed, 29 Apr 2009 06:35:43 -0600
Loose shock absorber?
Dave

frogeye@porterscustom.com

Porter Customs   2909 Arno NE
Albuquerque, NM USA 87107
505-352-1378
1954 BN2  1959 AN5
Porter Custom Bicycles

cars:
 www.britishcarforum.com/portercustoms.html
gallery:
http://picasaweb.google.com/porterscustombicycles/PorterCustomBicyclesStuff

blog: http://porterbikes.com/

-----Original Message-----
From: healeys-bounces@autox.team.net [mailto:healeys-bounces@autox.team.net]
On Behalf Of Rich C
Sent: Wednesday, April 29, 2009 6:29 AM
To: Peter Schauss; 'Healey Mail List'
Subject: Re: [Healeys] Rattling noise on hard acceleration

Peter,

Check for marks on the driveshaft and hand brake cable. Torqueing the axle 
moves the position of the diff pinion flange and can place the drive shaft 
in a different place than when at rest. Also check for loose clips or cracks

in the leaf spring. You may have snapped a leaf.

Rich Chrysler

----- Original Message ----- 
From: "Peter Schauss" <schauss@worldnet.att.net>
To: "'Healey Mail List'" <healeys@autox.team.net>
Sent: Tuesday, April 28, 2009 10:13 PM
Subject: [Healeys] Rattling noise on hard acceleration


> My BJ7 makes a metallic-sounding rattling noise, coming more or less from
> the right rear of the car when I accelerate hard pulling away from a stop
> sign.  It sounds almost like I am dragging part of my exhaust system or 
> some
> piece of sheet metal is hitting a rotating part.  If I accelerate gently I
> don't get the noise.  It happens mostly in first gear but occasionally in
> second as well.  The car runs smoothly at parkway speeds.
>
> I have checked:
>
> - The drive shaft does not seem to be hitting anything.
> - The exhaust system is mounted solidly and does not appear to be hitting
> anything.
> - I insulated the rod which links the right side hand brake lever with the
> one on the left wheel where it passes through a loop on the back of the
> differential.
> - I insulated the brake cable casing where it contacts the spring on the
> right side of the car.
> - I pulled the right rear brake drum and found no loose parts.
> - The rear wheels do not seem to be contacting the body of the car.
>
> One more clue is that this noise started happening right after a made
> several hard (like stand on the brakes) stops while testing my brakes last
> fall.
>
> Any ideas?
>
> Thanks,
> Peter Schauss
> 1963 BJ7
> 1980 MGB
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