Description
Product Overview
The Auto Meter 3384 Sport-Comp Vacuum Gauge delivers precise vacuum measurements with a classic mechanical movement. Housed in a painted metal case, the gauge measures 2.3125 inches in diameter and features traditional incandescent lighting that illuminates the dial perimeter for easy reading day or night. The kit includes a 1/8″ nylon line, T‑fitting, vacuum fitting, compression fittings, bulb and socket assembly, red and green bulb covers, mounting hardware and step‑by‑step instructions, ensuring a straightforward installation on any street or race car.
![[Product front view showing all components]](https://www.instaexpos.store/wp-content/uploads/2026/06/dddc7cac211f480a8fb8f3b4fc8ffc7d.jpg)
Usage
Designed for both daily drivers and high‑performance race cars, this gauge operates without any electrical connection, making it compatible with any vehicle’s vacuum system. Ideal for monitoring engine vacuum for tuning, diagnosing intake issues, or ensuring optimal performance on the track. Its robust construction tolerates vibration, temperature extremes and harsh environments, providing consistent readings whether you’re on a drag strip or commuting.
Why Choose Us
Auto Meter’s reputation for race‑proven mechanical instruments guarantees accuracy and longevity. The 3384 model combines a timeless design with modern manufacturing tolerances, delivering a gauge that remains calibrated over years of use. Each unit undergoes strict quality checks, and the comprehensive installation kit eliminates the need for additional purchases. Our dedicated support team is ready to assist with any installation questions, ensuring you get the most out of your gauge.
Key Features
- Incandescent perimeter lighting provides clear, glare‑free reading in any lighting condition.
- Fully mechanical operation requires no electrical power, simplifying installation.
- Robust painted metal housing resists corrosion and vibration on the track.
- Complete installation kit includes all fittings, line and hardware for a plug‑and‑play setup.
- Responsive customer support and warranty ensure peace of mind after purchase.
FAQ
Do I need an electrical source for this gauge?
No. The gauge is entirely mechanical and powered by vacuum pressure, so it works with any vehicle that has a vacuum source.
What size vacuum line does the kit include?
The kit comes with a 1/8″ nylon vacuum line, suitable for most standard automotive applications.
Can this gauge be used on both street and race cars?
Yes, its durable construction and accurate mechanical movement make it ideal for everyday driving and high‑performance racing.
Is the gauge calibrated from the factory?
Each gauge is calibrated at the factory and tested for accuracy before shipping.
What warranty does Auto Meter provide?
Auto Meter offers a limited one‑year warranty covering manufacturing defects and includes access to technical support.




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