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  1. 70-83 Tech Discussion Forum
    The first tool is diagnosis by the appearance of your spark plugs. Down the page is animated vacuum gauges with explanations of what causes various readings and fluctuations. Then it explains all of the ignition components and how they work. (Points & electronic) Then it shows animated scope...
  2. 70-83 Tech Discussion Forum
    I am tired of digging through the internet and connecting a bunch of 20 year old blog posts into some kind of messed up puzzle, so I'm just gonna ask my questions here. So my 1981 N/A 280ZX had its climate control disconnected by a previous owner, and I am now trying to get it working again...
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