MSD 6430 Extreme Duty 6ALN CDI Ignition Control

Orignally designed with NASCAR in mind, the 6ALN cd ingnition control box is equipped with the mandatory 6-Pin Weathertight connector to meet NASCARs ignition wiring rule, 20-6.1. Plus, a special clear base plate is also installed for easy tech inspection.

The 6ALN has a built-in Rev Control. These rev controls are adjustable with plug-in modules and will save your engine from over-rev damage caused by missed shifts or driveline failure.

547-6430 Instructions (PDF)

547-6430 Supplement (PDF)

• Multiple spark, capacitive discharge ignition control
• Designed for circle track racing with NASCAR mandated connectors and clear epoxy potting compound for vibration protection
• 6-pin Weathertight connector, mandatory for NASCAR use
• Circuit board is encased in a clear two part silicone elastomer
• Clear plastic base plate for easy tech inspection
• Built-in Soft Touch Rev Control is adjustable with RPM Modules
• Multiple sparks for 20 degrees of crankshaft rotation
• Works on 12 - 18 volt electrical system
• Accepts breaker points, amplifier and magnetic pickup trigger inputs
• 470 primary voltage output to coil
• 110 millijoules per spark up to 15,000 RPM
• Programmable for 4, 6, or 8-cylinders by cutting red/blue wire loops
• Supplied with rubber shock mounts
• Supplied with 3,000, 6,000, 7,000 & 8,000 RPM Modules