5 out of 5
MSD 6201 Digital-6A Ignition Controller
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Product Description
Manufacturer Part Number: M466201
Digital-6A Ignition Controller
Ptoduct Info
Features and Benefits
Product Attributes
Part Terminology Label
Ignition Control Module
Associated Comments
Digital-6A Ignition Controller
Ptoduct Info
- Digital-6A Ignition Controller
- For 4/6/8 cyl. Engines
- Red
Features and Benefits
- Will not accept a rev limiter
- High Output w/530 Volts And 135Mj Of Spark Energy
- Efficient components use less current to produce more power
- Built-in LED for system checks
- All wires exit through a locked
- sealed connector
- Compatible w/4/6/8 Cylinder Engines
Product Attributes
- Color: Red
- Current Draw: .7 Amp per 1000 RPM
- Primary Voltage: 520-540
- RPM: 15000
- Secondary Voltage: 45000
- Spark Duration: 20 Degree Crankshaft Rotation
- Spark Energy: 135-145 mJ per spark
- Voltage: 12-15 V
- 7 V Start
Part Terminology Label
Ignition Control Module
Associated Comments
- Holley Performance Emission Code 1: This part is legal for sale and use on Emissions Controlled Vehicles
- in all 50 states
- when used in accordance with the manufacturers application guide because it has a California Air Resources Board (CARB) Executive Order (EO) number. The following vehicles are considered Emissions Controlled Vehicles: 1966 and newer U.S. manufactured California Certified vehicles/1968 and newer U.S. manufactured Federally Certified vehicles/1968 and newer Foreign manufactured vehicle
Attention CA Residents: Prop 65 Warning
WARNING:
This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov.
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Customer Reviews
By Rock
Date: October 27, 2025
MSD 6al still going strong after two years. MSD is the best choice in after market ignition systems.
Rating: 
[5 of 5 Stars!]
[5 of 5 Stars!]
By Leather Shop Tampico MX
Date: August 05, 2025
Excelente atencin Excelente servicio Excelente calidad de productos Excelente precio rpidos y muy confiable 100 recomendado
Rating: [5 of 5 Stars!]
[5 of 5 Stars!]
By EsBees
Date: July 09, 2025
The system install is pretty straightforward with several diagrams. I took a star off as I called MSD tech support about 5 times; I concluded they're just following a screen prompt and don't actually know much about automotive electrical systems.
Rating: 
[4 of 5 Stars!]
[4 of 5 Stars!]
By David Dean Garson
Date: May 11, 2025
Works as advertised, arrived on time. Instructions were easy to follow.
Rating: [5 of 5 Stars!]
[5 of 5 Stars!]
By 32 Roadking
Date: October 06, 2024
Priced right clear instructions easy install works great
Rating: [5 of 5 Stars!]
[5 of 5 Stars!]
By Jesus u.
Date: February 18, 2024
Cant go wrong with MSD. High quality part. Install was easy comes with everything you need for install instructions are easy to follow too about 1 hour for install
Rating: [5 of 5 Stars!]
[5 of 5 Stars!]