This diverse series of gauges combines the classic tough Auto Meter look with over 30 years of race proven design. Red pointer for quick glance monitoring. Rugged reliable performance. Precision movement and extreme accuracy..
Key Features:
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Measurement Range: 0–30 inHg vacuum
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Size: Compact 2-inch (52mm) diameter for universal fitment
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Type: Mechanical — instant response and zero lag
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Lighting: Perimeter incandescent illumination for night-time visibility
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Design: Classic black dial with bold white numerals and silver bezel — signature Sport-Comp styling
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Includes: Nylon tubing and fittings for simple, secure installation
Traditional incandescent lighting illuminates around the perimeter of the dial
Race-Proven Quality from Auto Meter
Auto Meter has built its reputation in the pits and on the track. The Sport-Comp series has been trusted by professionals for decades because it’s built to perform under the harshest conditions — from drag racing to circuit tuning. The Auto Meter 3484 follows that same heritage, offering a rugged housing, responsive mechanism, and timeless styling that complements any performance interior.
Auto Meter’s race proven mechanical instruments provide trusted accuracy while being simple to install
Easy Installation, Universal Fit
The Auto Meter 3484 Vacuum Gauge comes ready to install with tubing, fittings, and step-by-step instructions. Its compact 2-inch size fits seamlessly into most pods, panels, and dashboards. Whether you’re running a boosted setup or naturally aspirated engine, this gauge helps ensure your motor stays healthy and efficient.
No electrical system required for gauge operation – compatible with every street or race vehicle
Why a Vacuum Gauge Matters
A vacuum gauge is more than just a dial on your dashboard — it’s your engine’s health meter. Monitoring manifold vacuum helps detect leaks, diagnose timing issues, tune carburetors, and improve overall fuel economy. The Auto Meter 3484 Sport-Comp Gauge delivers accurate readings that can reveal:
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Intake or vacuum leaks
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Improper ignition timing
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Throttle response issues
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Fuel mixture imbalances
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Engine wear or compression loss
If you’re a tuner, mechanic, or enthusiast who values reliable feedback, this gauge is an essential addition to your setup.
Mechanical movements provide accuracy and durability even in the harshest environments
Gauge kit includes 1/8” nylon line, T-Fitting, vacuum fitting, compression fittings, bulb and socket assembly, red and green bulb covers, mounting hardware, and detailed instructions for installation
When it comes to reading manifold vacuum with precision and style, the Auto Meter 3484 Sport-Comp Mechanical Vacuum Gauge is the clear choice. Compact, accurate, and built with Auto Meter’s legendary craftsmanship, it’s perfect for diagnosing problems, fine-tuning performance, and keeping your engine running at its best.
Trust Auto Meter — because precision isn’t optional when performance is on the line.


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