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Hum after rear-end gear change
On Thu, 31 Jul 2008 12:02:03 -0700 (PDT), "John S."
> wrote: >On Jul 31, 6:54 pm, Spike > wrote: >> On Wed, 30 Jul 2008 05:29:27 -0700 (PDT), "88 Mustang GT Conv." >> >> >> >> > wrote: >> >I'm coming to all of you as the experts. >> >> >I've recently had my gears changed in my 1988 5.0L convertible to >> >3:73:1. (I only have 152,000KM on the car) There's a humming noise >> >which comes from the rear-end which gets significanltly louder between >> >60-90 KM / Hr. >> >> >I was told by the mechanic that this is a common thing with the gears >> >and should be ignored. >> >> >Just wanting to get some thoughts/opinions. >> >> >The mechanic I'm dealing with is great and has always done excellent >> >work on the car. He goes over and above what I've asked him to do with >> >little cost. >> >> >I'm just thinking that it should be normal as it can become quite >> >annoying. >> >> >Thanks in advance, >> >Marc >> >> Similar problem. Had the differential checked as a speed shop. Not a >> thing wrong with the unit. When they put it back together, no sound. >> The only change was the posi lube that gets mixed in. The speed shop >> said to only use the Ford posi lube. Have not had a bit of problem >> since. Nice and quiet. As I recall, and I can tell you what it calls >> for, but they used 2 tubes of the Ford posi lube. > >guessing you are talking about the "friction modifier"... helps the >clutches slip when you go around corners... without it they'll chatter >a bit.. Exactamundo! Kept trying to think of the term for that stuff and just drew a blank. :0) |
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