Gauges & Instrumentation

• Total Seal's Leak-down Testers have a superior dual-gauge design
• Adjustable left-hand gauge, with a precision regulator and a large easy-to-read right-hand gauge
• These precision tools come with a 14mm hose and allow you to check the engine condition
• With an adapter, they can also be used to set injection barrel valves

Have you been looking for a dash solution for your vehicle, but cannot find anything you like or that is cost-effective? No need to look any further, Holley has created a full-color touch screen dash that includes sensors for monitoring basic engine parameters as well as a GPS speedometer in a cost-effective package!

Holley's stand-alone digital dash has features such as; a weather-resistant aluminum housing for durability, multiple gauges and indicator type selections, customizable screen, and gauge layouts, and a virtual switch panel. With the integrated 3-axis accelerometer and data-logging, the dash is ideal for anything from a Jr. dragster to Sportsman racing. It is also equally at home in a daily driver or a show winning roadster.

The Holley EFI Digital Dash is completely customizable with a variety of gauge and indicator screens that can be programmed to display any parameter you need. The dash also offers a virtual switch panel, user-defined alarms, configurable shift lights, and can control on-screen playback of your EFI data logs.

The Holley EFI Digital Dash measures 7.5" wide, 4.625" tall, and 1" deep. The Dash features a 7" low glare, high brightness, high contrast, full-color touch screen for easy viewing, and plug-and-play connection to all Holley EFI systems. It also includes a weatherproof aluminum housing featuring flexible mounting options. Monitor the power of your Holley EFI system at a glance!

Holley's new 6.86" Pro Dash delivers over 200 monitoring channels of reliable real-time data in a more compact, full HD package suitable for nearly any motorsports application. Be assured that the Holley EFI 6.86" Pro Dash will deliver the vitals you need! The 6.86" Pro Dash is completely customizable for use in a variety of motorsports applications. It features a 6.86" 1280x480 resolution low glare, high brightness, high contrast, full-color capacitive touch screen for easy viewing even in the sun, plug and play connection to all Holley EFI systems as well as a weatherproof aluminum housing featuring flexible mounting options. Monitor the power of your Holley EFI system at a glance! Holley EFI 6.86" Pro Dash includes everything needed for installation! The Holley EFI 6.86" Pro Dash also features a plethora of Input and Outputs for expanded functionality of your Holley EFI installation. The included 34pin connector has 13 multi-configurable inputs for most Holley EFI sensors, such as pressure and temperature. Not using Holley EFI sensors? We still have you covered, these inputs are configurable, allowing you to utilize different sensor scaling calibrations! The Pro Dash also features two dedicated speed inputs, for RPM, Driveshaft speed, or any other Hall effect speed input. Need more outputs? The Pro Dash contains 4 ground switched outputs, that can be utilized with the switch panel feature to quickly turn on any of your auxiliary accessories, such as a master nitrous switch, or an electric water pump. We have also integrated a 10-LED Programmable shift light into the bezel of the dash and added 4 optional LED's that can be programmed for virtually anything, such as fuel pressure or oil pressure warning indicators, or a target boost indicator, the options are almost endless.

Plug and play for Holley Avenger, Terminator, HP, and Dominator ECU fuel and oil pressure inputs.

Trust. Whether it's your engine builder, team members or EFI System, trust is earned, not given. When your expensive engine, sponsorship and reputation are on the line, trust your engine monitoring to the Holley EFI 12.3" Pro Dash! The Holley EFI Pro Dash measures 13.44" wide, 5.81" tall and 1.25" deep. The Pro Dash is completely customizable for use in a variety of motorsports applications. It features a 12.3" 1280x480 resolution low glare, high brightness, high contrast, full color capacitive touch screen for easy viewing even in full sun, plug and play connection to all Holley EFI systems as well as a weatherproof aluminum housing featuring flexible mounting options. Monitor the power of your Holley EFI system at a glance! Holley EFI 12.3" Pro Dash includes everything needed for installation! The Holley EFI 12.3" Pro Dash also features a plethora of Input and Outputs for expanded functionality of your Holley EFI installation. The included 34pin connector has 13 multi-configurable inputs for most Holley EFI sensors, such as pressure and temperature. Not using Holley EFI sensors? We still have you covered, these inputs are configurable, allowing you to utilize different sensor scaling calibrations! The Pro Dash also features two dedicated speed inputs, for RPM, Driveshaft speed, or any other Hall effect speed input. Need more outputs? The Pro Dash contains 4 ground switched outputs, that can be utilized with the switch panel feature to quickly turn on any of your auxiliary accessories, such as a master nitrous switch, or an electric water pump.