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  1. Z

    News: 91 ZR1 Parting out a running car with right side body Damage

    Instrument PC board I need a replacement for the op amp that drives the tach on my 90 ZR-1. I don't need the entire cluster, but I do need either the 9907A chip, or at most the circuit board. The tach movement, the display panel, the rest of the gauges...I don't need. But, if you could get...
  2. Z

    1990 tach op amp needed

    While calibrating my 1990 ZR-1 tach, the connection on the potentiometer I was using to determine the value for a fixed resistor, came loose. That resulted the op amp (tach driver) running wide open for a couple seconds before dying. :mad The numbers on the chip are- 9907A CS8939J Can...
  3. Z

    BREAKING: Graham out at Corvette Assembly Plant; Bob Parcell of CAMI in

    I see that Parcell's career has been primarily in the "financial" sector. The business must succeed, but I've seen a "few" businesses spiral to destruction at the hands of a "bean counter" at the helm. Let's hope for the best. P.
  4. Z

    Post a Pic of your ZR-1

    Where did you get the ZR-1 license plate cover for the front???? Paul.
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