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high idle
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  1. 70-83 Tech Discussion Forum
    Hello everyone, I am experiencing an unusual problem with my 1980 NA 280ZX. Sometimes when I'm driving, after the car heats up it will idle high ~2500 rpm then sometimes it goes back down to normal later. It happens about 80% of the times I drive it, and doesn't seem to be running rich, or lean...
  2. 70-83 Tech Discussion Forum
    Recently bought a project 280z, for the first week it wasn’t having any issues idling. The only funny thing it did was while you were driving if you were moving more than like 10mph and put the clutch in the rpms would come up until you rolled to a stop then dropped back down. I didn’t do much...
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