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Announcements and Events site announcements, Forum announcements, server info, etc are also posted here.
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Experimental chat room
by Z_Karma
User requests for site additions, changes, removals, etc.
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66 486
List of recent posts
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540 5,316
ZAttack 2017 Nashville, TN
Z31 Basics
Information about torque specs, part weights, special tool usage, etc.
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14 147
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Last Post: 86 n/a wont drive
6 51
86 n/a wont drive
Basic bolt on modification instructions. Unconventional thinking may be required.
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51 846
For all basic modification questions pertaining to the Z31 or VG30ET
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3,627 35,049
Z31 Repairs
Anything engine related
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3,318 32,639
From the flywheel back.
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33 257
clutch pump replacement
by fRanK
Anything related to moving and stopping parts of the chassis.
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43 468
Anything electrical. Wiring, lights, stereo, switches, etc.
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Last Post: Z31 Amp refresh
93 443
Z31 Amp refresh
by Z_Karma
Body panels and interior parts.
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45 287
Z31 Performance/Upgrades
Heads, pistons, turbochargers, radiators, exhaust... everything engine mechanical and performance related
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2,358 37,873
"The ECU forum". Fuel and air. NisTune, Megasquirt, and Full Standalone fuel systems. Water/meth injection, nitrous and other power-adders. Everything engine control and EFI-related is discussed in here.
Topics: 1,447 Posts: 15,677
1,447 15,677
84 ae turbo 5spd AIV?
by Z_Karma
Everything from the flywheel back...
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Last Post: R200 open vs CLSD
956 9,953
R200 open vs CLSD
by 260DET
Springs, dampers, sway-bars, braces, bushings, brakes, wheels and tires.
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Last Post: Rethinking springs?
1,414 21,252
Rethinking springs?
Advanced modifications that require welding, cutting, etc. Not for the wrench challenged.
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5 105
Anything electrical. Wiring, lights, stereo, switches, etc.
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24 199
Another fuel sensor question
Wiring/electrical system, paint, interior, body, lighting, stereo/car audio, etc.
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Last Post: Autopower Roll Cage
1,848 23,276
Autopower Roll Cage

What's Going On


There are currently 28 users online. 3 members and 25 guests.

Most users ever online was 170 at 12:51 PM on 12-24-2016.

Z31Performance Statistics


Topics: 25,411   Posts: 362,433   Members: 10,244   Active Members: 197
Welcome to our newest member, JLaraZ31.

Latest Topics


  • JLaraZ31
    85 Turbo not building boost and too much fuel?
    I recently got myself an 85 turbo Z and had done a few small things to get it running. After having done so I noticed that it wasn't building...
    Yesterday, 10:14 PM
  • JustRomanAround
    For some reason my 1986 z31 non turbo wont idle/run right unless the headlights are up and on could it be a vacuum leak??
    Yesterday, 10:04 AM
  • jeewiz13
    Z31 Amp refresh
    Hi everyone, I'm new here but I wanted to share what I did to the stock amp on my 87. I like to keep my radios stock but I wanted to make the audio better....
    z31 amp cap map
    03-25-2017, 09:23 PM