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t p i high idle

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Old May 13, 2014 | 09:23 AM
  #1  
zz top 34's Avatar
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Joined: Jan 2013
Posts: 18
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From: methuen,mass.
Car: 34 ford
Engine: 1986 camero tuned port
Transmission: 700R4
Axle/Gears: ?
t p i high idle

hey guys,
it idles fine when i first start it,but after driving a few miles,the idle gets higher.
not real high,but the only thing i worry about is damage to the tranny,otherwise
i would be ok with it.any help appreciated.
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Old May 13, 2014 | 09:40 AM
  #2  
Jeffs82TA's Avatar
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Re: t p i high idle

Most Tpi throttle body blades create a edge in the bores and can't close all the way. If it is idling high look and see if accelerator linkage on throttle body is touching the idle speed stop screw
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Old May 13, 2014 | 11:17 AM
  #3  
zz top 34's Avatar
Thread Starter
Junior Member
 
Joined: Jan 2013
Posts: 18
Likes: 0
From: methuen,mass.
Car: 34 ford
Engine: 1986 camero tuned port
Transmission: 700R4
Axle/Gears: ?
Re: t p i high idle

yes its touching the stop screw.if i turn it down,it will idle too slow after starting.
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Old May 13, 2014 | 03:22 PM
  #4  
oddscrounger's Avatar
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Joined: Apr 2008
Posts: 371
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From: Chicago, IL
Car: 1987 IROC Z28
Engine: 305 TPI
Transmission: TKO 600
Axle/Gears: 3.45 (G92 package)
Re: t p i high idle

you should look up how to set minimum idle air speed on this site, then verify that the TPS is at the right voltage...
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Old May 14, 2014 | 08:20 AM
  #5  
zz top 34's Avatar
Thread Starter
Junior Member
 
Joined: Jan 2013
Posts: 18
Likes: 0
From: methuen,mass.
Car: 34 ford
Engine: 1986 camero tuned port
Transmission: 700R4
Axle/Gears: ?
Re: t p i high idle

thanks.will do
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