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Holley EFI Pro Dash 6.86 rectangular digital display unit with dark matte finish and mounting flange

HOLLEY

HOLLEY EFI PRO DASH 6.86 car electronics accessory

SKU CH-KAX1-229R2

A vehicle-specific digital dash designed for Holley EFI systems with a 6.86-inch display

  • TypeInstallation Tools
  • Genuine Holley quality backed by over 100 years fuel-system leadership
  • Corrosion-resistant materials protect the 6.86-inch display in harsh environments
  • Vehicle-specific fit simplifies mounting without custom fabrication
  • Durable construction ensures long-lasting performance under vibration and heat
  • Easy installation gets the Pro Dash running quickly with minimal tools

Holley EFI Pro Dash 6.86

The Holley EFI Pro Dash 6.86 is a vehicle-specific car electronics accessory designed for performance builders. It serves as an installation tool for EFI system monitoring and control. Genuine Holley quality ensures corrosion resistance and durable materials for long-lasting use in demanding automotive environments.

Thermals noise and power draw

As an electronic dashboard accessory, the unit draws minimal power from the vehicle electrical system during normal operation. It produces no audible noise and generates negligible heat inside the cabin. The corrosion-resistant construction maintains reliable performance across temperature variations.

Upgrades from basic gauges

This dash replaces traditional analogue gauge clusters with a consolidated digital interface for EFI data. The jump is worth it when builders need a single, vehicle-specific display that integrates directly with Holley EFI systems. It is not suited for vehicles without compatible Holley EFI hardware or for universal plug-and-play installations.

Highlights

  • Genuine Holley quality backed by over 100 years fuel-system leadership
  • Corrosion-resistant materials protect the 6.86-inch display in harsh environments
  • Vehicle-specific fit simplifies mounting without custom fabrication
  • Durable construction ensures long-lasting performance under vibration and heat
  • Easy installation gets the Pro Dash running quickly with minimal tools

Specifications

TypeInstallation Tools

Questions about this item

How is the HOLLEY EFI PRO DASH 6.86 installed in a vehicle-specific fitment, and what step is commonly missed?

Mount the dash using the vehicle-specific brackets and connect the EFI harness to the ECU; the step often missed is securing the ground wire to a clean chassis point before powering the system.

What maintenance will the HOLLEY EFI PRO DASH 6.86 require over time?

Periodically inspect the corrosion-resistant housing and connector pins for debris or moisture; clean contacts with electrical cleaner if voltage readings drift, and verify the mounting hardware remains tight after vibration cycles.

What limit appears first on the HOLLEY EFI PRO DASH 6.86 during sustained high-temperature operation?

The display's operating temperature ceiling is reached before the corrosion-resistant materials degrade; prolonged exposure above spec can cause temporary dimming or lag until the unit cools.

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