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LG4 timing question

Old Oct 17, 2000 | 01:45 PM
  #1  
Red86IROC's Avatar
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From: MI, USA
Car: '86 IROC-Z
Engine: LG4
Transmission: 700R4
LG4 timing question

I am going to check my timing for the first time, and have read before about disconnecting the brown EST wire. I can't seem to find it on my car, do I not have one, and if so what do I disconnect?

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86 IROC-Z
Stock LG4
700R4
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Old Oct 17, 2000 | 03:07 PM
  #2  
Cole's Avatar
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From: Lawrenceburg,IN,USA
What you need to unplug is the 4 wire connector coming off of your distributer. It isn't the plugs that are actually mounted on the cap, but a flat connector that four wires running off of the dirstributer run into. It shouldn't be too hard to find but can get hidden behind some things. I've done this several times on an '86 lg4 so I'm sure yours is the same as mine.

Cole
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Old Oct 17, 2000 | 04:54 PM
  #3  
five7kid's Avatar
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From: Littleton, CO USA
Car: 82 Berlinetta/57 Bel Air
Engine: L92/LQ4 (both w/4" stroke)
Transmission: 4L80E/4L80E
Axle/Gears: 12B-3.73/9"-3.89
Cole's got it.

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82 Berlinetta, orig V-6 car. Rescued w/86 LG4/TH700R with all harnesses, sensors, ECM, etc. 2.73 open. Cat-back from '91 GTA, Accel HEI SuperCoil. AMSOIL syn lubes bumper-to-bumper. Daily driver, work-in-progress (LB9 w/ZZ3 cam, exhaust, paint, etc.).
57 Bel Air, my 1st car. Currently 396 .030 over, Weiand Action+, Edelbrock 1901 Q-Jet, Jacobs Omnipack, 1-3/4" headers, TH400 w/TCI Sat Night Special conv & shift kit, 3.08 10-bolt, AMSOIL syn lubes bumper-to-bumper. Best 15.1 @ 5800' Bandimere. Daily driver while Camaro was being put together.
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