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Holley EFI Manuals & User Guides

User manuals, setup guides, troubleshooting help, and repair information for Holley EFI products.

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Holley EFI manuals

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Holley EFI 553-112 6.86 Inch Pro Dash User Guide

28 Maart 2026

Holley EFI 553-112 6.86 Inch Pro Dash Introduction The Holley EFI 6.86” Pro Dash is customizable with a variety of gauge and indicator screens that can be programmed to display…

Holley EFI 556-160 Holley Coyote Smart Coil Gebruikershandleiding

21 Oktober 2022

Holley EFI 556-160 Holley Coyote Smart Coil This coil is designed for use with Holley® HP and Dominator ECU’s, as well other EFI systems that can drive “smart” ignition coils.…

Holley Pro Dash Standalone Quick Start Guide - Installation and Setup

vinnige begin gids

This guide provides essential information for installing and setting up the Holley Pro Dash Standalone, including package contents, connections, mounting, and basic operation for your EFI display.