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Old 12-21-2010, 07:16 PM   #1
kuwait
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Please help I'm from Kuwait

Hello
87 blazer k-5

454 big block model 1990
Manual model 1997
4wd
clutch model 1986
Trembling works if the car moved ????

What models of clutch that is not working Trembling ????

Last edited by kuwait; 12-21-2010 at 09:12 PM.
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Old 12-21-2010, 08:42 PM   #2
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Re: Please help I'm from Kuwait

Sorry don't understand the question
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Old 12-21-2010, 08:55 PM   #3
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Re: Please help I'm from Kuwait

Trembling when you move

Last edited by kuwait; 12-21-2010 at 09:06 PM.
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Old 12-21-2010, 09:16 PM   #4
68GMCCustom
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Re: Please help I'm from Kuwait

as in "shaking"?
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'18 Kia Sorento - wife's econo-driver
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Old 12-21-2010, 09:17 PM   #5
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Re: Please help I'm from Kuwait

could be some oil residue on the clutch, or maybe the clutch isnt letting all the way out when you release the pedal.
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Old 12-21-2010, 09:19 PM   #6
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Re: Please help I'm from Kuwait

Quote:
Originally Posted by 68GMCCustom View Post
as in "shaking"?

Yes
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Old 12-21-2010, 09:26 PM   #7
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Re: Please help I'm from Kuwait

Quote:
Originally Posted by Walts_restoration View Post
could be some oil residue on the clutch, or maybe the clutch isnt letting all the way out when you release the pedal.

New clutch model 1986 GM and there is no oil

5-speed
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Old 12-21-2010, 09:30 PM   #8
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Re: Please help I'm from Kuwait

so i assume you have a 454 big block chevy mated to a nv4500 or nv3500 from a newer chevy correct? Did you use the bellhousing from the 97? are you using mechanical or a hydro clutch?
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Old 12-21-2010, 09:43 PM   #9
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Re: Please help I'm from Kuwait

Did you use the bellhousing from the 97?

yes
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Old 12-21-2010, 09:51 PM   #10
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Re: Please help I'm from Kuwait

Trembled when you move possible model is different ??
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Old 12-21-2010, 09:54 PM   #11
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Re: Please help I'm from Kuwait

I'm sorry in a few words I do not understand

Please help
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Old 12-21-2010, 10:00 PM   #12
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Re: Please help I'm from Kuwait

Look at the easy stuff first. Check your U-joints motor mounts. Next thing I'd do is check the throw out bearing.
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Old 12-21-2010, 10:13 PM   #13
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Re: Please help I'm from Kuwait

Quote:
Originally Posted by Sillyoldman View Post
Look at the easy stuff first. Check your U-joints motor mounts. Next thing I'd do is check the throw out bearing.

I'm going to try things easy if you do not benefit will change my clutch to a new model
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Old 12-21-2010, 11:24 PM   #14
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Re: Please help I'm from Kuwait

considering I don't think a 454 came in a 87 K5.....is the transmission mount the same as it always was?
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Kurt -

'68 GMC short step - NIB '09 LY6 6.0L crate motor w/mods, NIB '12 crate 4L85e w/billet 3k stall Circle D, 3.73 posi 12 bolt, DynaTech f-swap headers, 3/4 drop, handling mods, etc. - my toy
'72 Chevy LWB C-10 Highlander - 350/350 ps/pb/tilt/ac - not original but close
'06 Chevy TrailBlazerSS - LS2/4L70e - little black hot rod SUV - my DD
'18 Kia Sorento - wife's econo-driver
'95 Chevy S10 - reg cab shortbed, LS, 4.3, auto...

my '68's powertrain and chassis build -links broken
A surprise phase - carb to efi -links broken
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Old 12-21-2010, 11:35 PM   #15
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Re: Please help I'm from Kuwait

Quote:
Originally Posted by 68GMCCustom View Post
considering I don't think a 454 came in a 87 K5.....is the transmission mount the same as it always was?


I changed the motor and the transmission
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Old 12-21-2010, 11:56 PM   #16
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Re: Please help I'm from Kuwait

and how is the transmission supported?
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Kurt -

'68 GMC short step - NIB '09 LY6 6.0L crate motor w/mods, NIB '12 crate 4L85e w/billet 3k stall Circle D, 3.73 posi 12 bolt, DynaTech f-swap headers, 3/4 drop, handling mods, etc. - my toy
'72 Chevy LWB C-10 Highlander - 350/350 ps/pb/tilt/ac - not original but close
'06 Chevy TrailBlazerSS - LS2/4L70e - little black hot rod SUV - my DD
'18 Kia Sorento - wife's econo-driver
'95 Chevy S10 - reg cab shortbed, LS, 4.3, auto...

my '68's powertrain and chassis build -links broken
A surprise phase - carb to efi -links broken
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Old 12-22-2010, 01:40 AM   #17
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Re: Please help I'm from Kuwait

Quote:
Originally Posted by 68GMCCustom View Post
and how is the transmission supported?


I changed the open Transmission
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Old 12-22-2010, 03:54 PM   #18
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Re: Please help I'm from Kuwait

Not sure I follow you...does the transmission have a crossmember thats its bolted to thats supporting its weight?

Or... is the transmission just bolted to the bell housing and just hanging there?
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Kurt -

'68 GMC short step - NIB '09 LY6 6.0L crate motor w/mods, NIB '12 crate 4L85e w/billet 3k stall Circle D, 3.73 posi 12 bolt, DynaTech f-swap headers, 3/4 drop, handling mods, etc. - my toy
'72 Chevy LWB C-10 Highlander - 350/350 ps/pb/tilt/ac - not original but close
'06 Chevy TrailBlazerSS - LS2/4L70e - little black hot rod SUV - my DD
'18 Kia Sorento - wife's econo-driver
'95 Chevy S10 - reg cab shortbed, LS, 4.3, auto...

my '68's powertrain and chassis build -links broken
A surprise phase - carb to efi -links broken
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Old 12-22-2010, 06:05 PM   #19
kuwait
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Re: Please help I'm from Kuwait

Quote:
Originally Posted by 68GMCCustom View Post
Not sure I follow you...does the transmission have a crossmember thats its bolted to thats supporting its weight?

Or... is the transmission just bolted to the bell housing and just hanging there?

No problems that I mentioned
Everything is okay only Trembling is a problem in the first start of the road
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Old 12-22-2010, 06:48 PM   #20
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Re: Please help I'm from Kuwait

I think he is just getting severe clutch chatter or has a broken or loose mount somewhere. Only other thing I could imagine would be axle wrap, but it's kinda hard to say....

Kuwait - Do you know someone that could write us and explain it a little better? There is a bit of translation issues happening.

If it's your cluch it could be this. ↓↓↓↓ Thought it would be easier to just post this for you. (meaning I copied the info below off a site)

Troubleshooting-
Question: What causes clutch chatter?
Abswer: A high coefficient of friction, bad motor mounts, an incorrectly machined flywheel or faulty pressure plate, spring-centered race disc (aggravates chatter), and contamination (oil, grease, or rust).

Chatter is basically the engine winding up in the mounts as the clutch is engaging and then bouncing off the mounts, disengaging the clutch for a brief moment before engaging again and winding up again. No matter how aggressive a clutch is that would normally chatter severely on a normal street car, it generally won't chatter at all on a car with solid mounts and a rigid disc because there is no wind-up effect.

Last edited by Mkcustums; 12-22-2010 at 08:03 PM.
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Old 12-22-2010, 07:45 PM   #21
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Thumbs up Re: Please help I'm from Kuwait

Quote:
Originally Posted by Mkcustums View Post
I think he is just getting severe clutch chatter or has a broken or loose mount somewhere. Only other thing I could imagine would be axle wrap, but it's kinda hard to say....

Kuwait - Do you know someone that could write us and explain it a little better? There is a bit of translation issues happening.

If it's your cluch it could be this. ↓↓↓↓ Thought it would be easier to just post this for you.

Troubleshooting-
Question: What causes clutch chatter?
Abswer: A high coefficient of friction, bad motor mounts, an incorrectly machined flywheel or faulty pressure plate, spring-centered race disc (aggravates chatter), and contamination (oil, grease, or rust).

Chatter is basically the engine winding up in the mounts as the clutch is engaging and then bouncing off the mounts, disengaging the clutch for a brief moment before engaging again and winding up again. No matter how aggressive a clutch is that would normally chatter severely on a normal street car, it generally won't chatter at all on a car with solid mounts and a rigid disc because there is no wind-up effect.


Thanks for the explanation
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