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  • 1996 - 2004 SN95 Mustang -General/Talk-
  • SN95 4.6L Mustang Tech

Shaking On Take Off

  • Thread starter Thread starter stangbooster
  • Start date Start date Oct 14, 2016
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stangbooster

New Member
Oct 14, 2016
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Oct 14, 2016
#1
  • Oct 14, 2016
  • #1
I just bought a 2002 mustang 5speed manual and it has a hard shake on take off. the shaking is much less intense but still present when shifting gears. i have noticed that it only shakes when the clutch slips but it is hard to recreate. the clutch itself is strong and grabs hard and the shaking seems to be originating in the rear. not sure what this could be. looked at the diff and noticed a leak and will be fixing it tomorrow so i will update after. hopefully someone has some idea of what this could be
 

skyline247

Advanced Member
Jul 28, 2014
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Cincinnati, OH
Oct 14, 2016
#2
  • Oct 14, 2016
  • #2
Welcome! Let us know if it persists after you take a look at the differential.

Sent from my Nexus 6 using Tapatalk
 
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stangbooster

New Member
Oct 14, 2016
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Oct 14, 2016
#3
  • Oct 14, 2016
  • #3
I checked the rear diff, and it was just leaking a bit nothing serious, but after about 2 hours of driving and playing with the clutch i've noticed it's directly linked to engine rpm. When i first started the car this morning i felt the shake like the engine was trying to jump out of the car but it was only for a split second and smoothed out immediately, also the shaking i mentioned earlier when shifting gear only happens if the rpms are not matched with the next gear (rpms are slow to drop/rpm hang) but if i hold the clutch in and wait the 5 sec it takes for my rpms to match up it shifts perfectly smooth. Do you think it could be a bad engine mount causing the engine to jump when the clutch slips?
 

skyline247

Advanced Member
Jul 28, 2014
816
225
73
Cincinnati, OH
Oct 14, 2016
#4
  • Oct 14, 2016
  • #4
@Davedacarpainter, do you mind moving this thread to the SN95 forum? Thanks in advance.

I'm not sure what it could be but you are likely to get more input in there.

Sent from my Nexus 6 using Tapatalk
 

Davedacarpainter

Chicks can make things hard if they’re inspired...
SN Certified Technician
Nov 28, 2015
11,833
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Discordia
Oct 15, 2016
#5
  • Oct 15, 2016
  • #5
Welcome to Stangnet brother.

I'll move your thread over to the '96-'04 tech subforum, the guys there will help you out.
 

trinity_gt

10 Year Member
Jan 31, 2003
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Canada
Oct 15, 2016
#6
  • Oct 15, 2016
  • #6
My guess is that the problem is in the clutch.

You just bought the car: What do you know about the clutch? Is the car modified such that a previous owner may have installed a "performance" clutch? "Stage" clutches, as people call them, often have puck-style faces and can be very prone to chatter on take up, especially the more extreme types that don't have cushioning springs in the hubs etc. They hold steadfastly but sometimes may not be very street-friendly.

Stock clutches can also chatter if their linings become contaminated with oil (from, say, a leaking main rear seal on the engine.) If the clutch was abused and the lining glazed and/or if the flywheel or pressure plate warped and heat-checked you might see chatter on take-up too.
 
Reactions: twogts4us

Moosee1955

Active Member
Sep 30, 2016
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Oct 15, 2016
#7
  • Oct 15, 2016
  • #7
I think trinity gt, hit it on the head. A glazed clutch disc will chatter like crazy. I'd pull trans, replace complete clutch, turn flywheel, replace rear engine seal. Also check motor and trans mounts, just because!


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