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Vivid Racing Gear 
AutoMeter 3900 Sport-Comp 5" Pedestal Tachometer
The AutoMeter 3900 Sport-Comp Tachometer is a must-have for serious motorsport enthusiasts and performance car lovers. Since 1957, AutoMeter has been at the forefront of gauge technology, boasting more motorsports victories than any other manufacturer. This tachometer is engineered for precision, featuring a patented air core movement that reacts in just 333 milliseconds, allowing you to monitor your engine's RPM with unparalleled accuracy.
With a range from 0 to 10,000 RPM, this tachometer is designed to meet the demands of high-performance vehicles. The ultra-bright shift light ensures you never miss a shift, making it easier to optimize your driving performance. Recognized as an inaugural inductee to the Hot Rod Speed Parts Hall of Fame, the AutoMeter 3900 has made a significant impact on professional racing, establishing itself as the go-to choice for no-compromise builds.
Key Features
- Bezel Color: Brushed Aluminum
- Bezel Style: Super Bezel
- Bulb and Socket Number: 3219
- Bulb Technology: Incandescent
- Face Color: Black
- Gauge Size: 5.000 in.
- Gauge Type: Pedestal Tachometer
- Hole Size: 3.4375 in.
- Housing Color: Silver
- Lens: Flat Clear
- Lighting Color: White Incandescent
- Lighting Type: Incandescent
- Mounting Bracket Included: Yes
- Movement Type: Electric Air-Core
- Number Color: White
- Outer Bezel Diameter: 4.3125 in.
- Pointer Color: Fluorescent Red
- RPM Range: 0-10000
- WARNING CA Proposition 65: Yes
- WARNING CA Proposition 65 Message: Warning: This product can expose you to chemicals known to the State of California to cause cancer. For more information, visit www.p65warnings.ca.gov.
Customer Insights
Users appreciate the AutoMeter 3900 for its reliability and responsiveness, especially during high-performance driving. Many have noted that the clear and precise readings help them maintain optimal engine performance, while the sleek design complements the interior of their vehicles. Whether on the racetrack or the street, this tachometer has proven to be a valuable tool for enhancing the driving experience.
Fitment Information
Universal Fitment: This tachometer is designed to fit a wide range of vehicles. However, we recommend conducting thorough research to ensure compatibility with your specific application.
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov
AutoMeter is an aftermarket company that started in 1957. The company specializes in creating high precision gauges for various automobiles. The company was founded by Vern Westberg and initially poured sand castings in their family’s backyard. Today, Autometer is considered the leading brand when it comes to vehicle instrumentations and is being used by a lot of enthusiasts worldwide.
Experts in their FieldWith more than 60 years in the industry, the company was able to perfect its craft and developed many industry-changing products such as rev control and quick responding tachometers. They also offer an LCD Competiton data acquisition system for those who are more serious when it comes to data monitoring.
State-of-the-art FacilityAutometer has one of the industry’s most advanced manufacturing facilities based in Sycamore, IL USA. This, coupled with an advanced engineering system allows them to create parts that are durable, accurate, and precise. The company is ISO certified so you can be sure that you get quality products consistently.
Autometer has its own High-Performance division that focuses on competition spec and racing electronics and instrumentations. Using their experience, they are able to develop and continuously improve their products and adapt them to the ever-changing automotive technology.
Purchase Autometer at Vivid RacingIf you want to accurately monitor your engine’s vitals, then upgrade your gauges to Autometer. They have been the trusted brand of many enthusiasts and racers worldwide and have proven themselves as the leading brand in the industry. To know more, visit Vivid Racing and check out their list of products that would fit your specific requirement.
Installation Instructions
Click to view the Installation Instructions here
| Sale price | None |
| Wholesale price | $238.02 |
| Shipping |
Weight: 2.02 Length: 6 Width: 6 Height: 6 |
| Product Added At | Thursday 29 March, 2018 |
| Product Modified At | Thursday 10 July, 2025 |
| Imported By | ETLOverride |
| Last Edited By | vendordata@vividracing.com |
| View In Admin |
| Carb Approved | - |
|---|---|
| Carb Number | - |
| Epa Status | N/A |
| Prop65 | Unknown |
| Carb Required | - |
| Vendor | Inv | Cost | Retail | Jobber | MAP | Core | Updated | |||
|---|---|---|---|---|---|---|---|---|---|---|
| Meyer Distributing | $201.71 | $279.94 | $279.94 | $279.94 | ? | 2025-07-10 21:53:52 |
