AutoMeter Z-Series Mechanical Boost / Vacuum Gauge - 2-1/16 in. Longacre Racing Products These are a direct performance

These are a direct performance bolt on upgrade

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Autometers Race Proven Air-Core Electric Tachometers Provide Quick And Accurate Readings With A Needle So Responsive It Can Go From 0 - Full Scale In 333 Milliseconds

With its special deployment system

AutoMeter Z-Series Mechanical Boost / Vacuum Gauge - 2-1/16 in. Longacre Racing Products These are a direct performanceThe standard in the industry, AutoMeter's Mechanical Boost Vac Gauges have found their way into more builds than any other. Using a patented, high precision bourdon tube meter movement, there isn't another gauge on the market that can lay claim to the levels of accuracy or durability you'll find here. A simple 1 8? NPT pressure connection requires no electrical hookup for operation. Includes 1 8? NPT fittings and nylon line kit. Traditional