If you're concerned about the possibility of gauge pulsations, install a slightly over-length piece of copper tubing at the pressure port, and wrap about 3 turns around a medium-sized socket or a pipe coupling, etc. to from a coil in the line. It has a tendency to dampen out pressure fluctuations before the pressure reaches the gauge. If you want to hide it, put the coil of tubing under the dash, just behind the gauge.
Jerry

Last edited by Hotrod Lincoln; 04/11/2011 12:03 AM.

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