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AutoMeter GAUGE; VAC/BOOST; 2 1/16in.; 30INHG-30PSI; MECHANICAL; ULTRA-LITE II - 4903
AutoMeter GAUGE; VAC/BOOST; 2 1/16in.; 30INHG-30PSI; MECHANICAL; ULTRA-LITE II - 4903 - Image 3 AutoMeter GAUGE; VAC/BOOST; 2 1/16in.; 30INHG-30PSI; MECHANICAL; ULTRA-LITE II - 4903 - Image 2 AutoMeter GAUGE; VAC/BOOST; 2 1/16in.; 30INHG-30PSI; MECHANICAL; ULTRA-LITE II - 4903 - Image 3

AutoMeter 4903 Mechanical Boost/Vacuum Gauge

The AutoMeter 4903 Mechanical Boost/Vacuum Gauge is a top choice among automotive enthusiasts and professionals alike. Renowned for its precision, this gauge utilizes a patented high-precision bourdon tube movement, ensuring unmatched accuracy and durability. With a straightforward 1/8" NPT pressure connection, you won't need any electrical hookups, making installation a breeze. The package includes 1/8" NPT fittings and a nylon line kit for your convenience.

Specifications

  • Gauge Size: 2-1/16 inches (52.4mm)
  • Boost Range: 0-30 PSI
  • Vacuum Range: 0-30 in. Hg
  • Outer Bezel Diameter: 2.250 inches
  • Face Color: Silver
  • Pointer Color: Fluorescent Red
  • Lens: Flat Clear
  • Lighting Type: LED
  • Lighting Color: White
  • Movement Type: Mechanical
  • Bezel Color: Brushed Aluminum
  • Bezel Style: Super Bezel
  • Size: 2.3125 inches
  • 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.

Key Features

  • High-precision bourdon tube movement for exceptional accuracy
  • Universal fitment for easy installation in most vehicles
  • Durable construction designed to withstand the rigors of automotive use
  • LED lighting for clear visibility, even in low-light conditions

What Users Are Saying

Many users appreciate the ease of installation and the clear readability of the AutoMeter 4903. It's commonly used in turbocharged vehicles to monitor boost levels accurately, ensuring optimal performance. The mechanical design is favored for its reliability, as it doesn't rely on electrical components that can fail. Overall, it’s a practical addition for anyone looking to keep an eye on their engine's performance.

Fitment Notes

Universal Fitment: This gauge is designed to be universally compatible with various vehicles. It’s advisable to conduct research to confirm that this gauge will suit your specific vehicle application.

Proposition 65

⚠ WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Autometer Banner

Who is AutoMeter?

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 Field

With 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 Facility

Autometer 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 Racing

If 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.

Auto Meter warrants to the consumer that this product will be free from defects in materials and workmanship for a period of twelve (12) months from the date of the original purchase. Products that fail within this 12 month warranty period will be repaired or replaced at the manufacturer's option to the consumer, when determined by the manufacturer that the product failed because of defects in material or workmanship. This warranty is limited to the repair or replacement of parts in the instrument and the necessary labor done by the manufacturer to affect the repair or replacement of the instrument. In no event shall this warranty exceed the original purchase price of the instrument, nor shall the manufacturer be responsible for special, incidental or consequential damages or costs incurred due to failure of this product. Warranty claims to the manufacturer must be transportation prepaid and accompanied with dated proof of purchase. This warranty applies only to the original purchaser of product and is non-transferable. All implied warranties shall be limited in duration to the said 12 month warranty period. Breaking the meter seal, improper use or installation, accident, water damage, abuse, unauthorized repairs or alterations voids this warranty. The manufacturer disclaims any liability for consequential damages due to breach of any written or implied warranty on all products made by the manufacturer.

Installation Instructions

Click to view the Installation Instructions here

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