Product Description
- SKU: R2-V1-HLY
- Gauge Type: Voltage Gauge
- Voltage Signal Type: CAN-Bus Holley EFI
- Range: 0-18 volts
- Size: 2 1/16 inch
- Standard or Metric: Standard
- Standard or Metric: Metric
- Hole Size: 2.05 inch (52mm)
- Warning Light: Yes
- dd_pcode: r2v1-hly
- sku_dd-link: 0m9ug24a2qo
- ships with: A-323
- instructions: TL_Gauge_Instrucitons_216-258.pdf
- ⚠️ Requires Holley EFI Gauge Module (Part 554-130) for ECU connection (View on Holley.com)
Speedhut’s Holley CAN-Bus Voltage Gauge is engineered to work seamlessly with Holley EFI systems when paired with the Holley EFI Gauge Module. It pulls real-time voltage data directly from the ECU via the CAN network—no need for external sensors or complex wiring.
Featuring precision stepper motor movement and classic analog styling, this voltage gauge delivers clean, accurate readings with an OEM-quality fit and finish. Whether you're tracking alternator performance or monitoring battery health, it brings clarity and confidence to any Holley-powered build.
Key Features:
- Real-time voltage monitoring through Holley EFI CAN-Bus
- No external sensors or wiring required
- Smooth, accurate stepper motor-driven needle
- Fully programmable high/low voltage warning alerts
- Daisy-chain installation for simplified wiring
- Classic analog design with customizable face and backlighting
- OEM-style fit and finish
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Fitted with an internal microprocessor to ensure accurate readings. |
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High torque stepper motor for pointer precision in any racing condition. |
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Durable, slim case and spin-lock ring for easy mounting. |
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Solid aluminum bezel |
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Weather-resistant |
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Made in America |
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Lifetime Warranty |
Warranty Information
We take pride in the products we make and offer a Lifetime Warranty on gauge electronics and a 5-year warranty on hardware for every gauge, tachometer and shift light purchased since Jan 1, 2006. Every SPEEDHUT product is built for a lifetime of service, and we warrant the person who originally purchased the product that all SPEEDHUT products will be free from defects in workmanship and materials for their applicable warranty period. If a defect occurs during the warranty period as the result of the product's intended use, we will repair or replace the defective product or part, to our discretion. The warranty does not cover defects caused by third-party modifications, repairs or replacement parts. Any holes, scratches, normal wear and tear, and the natural breakdown of colors and materials over extended time and use are not warranted.Product Images
