Thread: Vacuum Gauge
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Old 09-08-2018, 08:14 PM
Dave Neptune Dave Neptune is offline
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Greg, use 1/8" tubing and fittings just like the scavenge tube. Use an extra foot or so and the needle will calm down at idle.

Watch the gage as you increase and decrease throttle. Watching will give ou an idea of what is happening in the manifold.

Dave Neptune
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