MSD Ignition 6520 Digital-6 Plus Ignition Control Box 2-Stage Rev Limiter

New Open Box Condition: Item is brand new and unused inside its original box. Box has been opened to inspect contents and verify components. Includes the main MSD Digital-6 Plus ignition module, wiring harness, unopened hardware/terminal pack, and original box/documentation. Packaging shows light shelf/storage wear. Please review all photos for exact condition and contents.

MSD Ignition Digital-6 Plus Ignition Control (PN 6520)

This is a New Open Box MSD Digital-6 Plus Ignition Control Box (PN 6520). This high-performance capacitive discharge (CD) ignition system delivers maximum spark energy, making it ideal for street, strip, and race applications. 

Key Features & Capabilities:

High Output CD Ignition: Delivers multiple powerful capacitive discharge sparks to ensure complete combustion and improved throttle response across the entire RPM range. 

Built-in 2-Step Rev Limiter: Dual rotary switch adjustable rev limits from 2,000 to 9,000 RPM (in 100 RPM increments) for launch and top-end protection. 

High-Speed / Single Stage Retard: Adjustable timing retard ideal for top-end performance or nitrous applications. 

Easy Engine Compatibility: Works with 4, 6, and 8-cylinder engines with distributors. Connects to points, electronic ignitions, or magnetic pickups. 

Start Retard: Retards timing during cranking to ease starter and engine load. 

LED Diagnostic Display: Built-in LED warns of trigger signal issues or faulty charging systems. 

What’s Included:

MSD Digital-6 Plus Ignition Unit (PN 6520) 

Wiring Harness Cables 

Sealed Bag of Hardware & Connectors 

Original MSD Box & Packaging