Gauges & Accessories

• 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

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.