Breakdown of Included Items

MSD 6523 Ultra 6AL Plus Ignition Control Box Features:

• Make quick changes wirelessly (Bluetooth) using a smartphone or tablet via the “MSD Ultra 6AL” app
• In-depth changes can be made by using "MSD View" Software, Requires MSD Ignition Power Grid Ignition System Controller 7730 (sold separately)
• Mobile app & MSD View features and settings:
  • Customizable timing curves in 2D & 3D
  • Programmable launch timing curves
  • Built-in tri-step RPM limit capability for launch, burnout, and activating step retard
  • Programmable step retard of up to 30 degrees for on-ramp time, off delay, off-ramp time, and engine RPM for activation
  • 0, 10, & 20 Degree start retard selections
  • High-speed timing retard adjustment for boost or nitrous
  • Detects an open/shorted coil or an open load
  • High-level secure connection from phone to ignition box
• Program cylinder selection and start retard using dials on the unit without an app or laptop
• Boost dependent timing control up to 400 kPA (58 PSI/4 BAR internal sensor)
• Minimal heat generation and maximum spark energy output with less current draw
• Powerful capacitive discharge of multiple sparks quickens throttle response & improves starting
• High-spark energy of 135mJ to 150mJ from idle to redline
• Auto-detection and max spark output of 150mJ with either MSD HVC 8252 or HVC-2 8253 ignition coils (each sold separately)
• Spark series duration lasts for 18 degrees of crankshaft rotation
• Built-in color LED for system checks and troubleshooting
• Operates on most 7 to 28-volt electrical systems
• Compatible with points, magnetic pickups, & hall effect/crank input distributors on 4, 6, & 8 cylinder engines
• Protected against an open/shorted coil or an open load
• Tach output
• Integrated USB port

App Links

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

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