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MSD Digital 6AL/6A and 6-Series Ignition Control Boxes


MSD Ignition
MSD Digital 6AL/6A and 6-Series Ignition Control Boxes

Product images may differ from actual product appearance.

MSD 6-Series Ignitions set the standard for quick starts, increased power, smooth idle, crisp throttle response and reduced spark plug fouling. MSD ignitions are available in a several styles and install easily in a variety of applications.

Digital 6A: Base model with multiple sparking, capacitive discharge (CD) ignition control.
  • Hotter Spark for Improved Driveability
  • Without Rev Limiter - Can Not Be Added

    Digital 6AL: Digital 6AL or 6BTM Ignitions are made for spirited driving, grabbing gears or some form of racing.
  • Includes Adjustable Soft Touch Rev Control
  • Can Add a 2-Step Module Selector for Launch rpm Limit

    Digital 6AL-2: Ideal for the street and strip applications.
  • Includes Built-in 2-Step Rev Control

    Digital 6 Plus: Ideal for 4, 6 and 8-cylinder engine applications.
  • Includes Built-in Drag Race Features, 2-Step Rev Control, Single Stage Retard and Start Retard

    Programmable 6AL-2: Provides PC programming for the street.

    Extreme Duty 6ALN: For severe duty applications such as off-road truck racing or saturday night dirt tracks,
  • Sealed locking connectors and epoxy for vibration resistance create an ignition ready to take on the rigors of hard-core racing.

    Marine: All of the power and multiple sparks of an MSD, plus a rev limiter for Marine applications.
  • Includes sealed Weathertight connectors

    Professional Racing: Designed for professional long duration, high-rpm racing.
  • Features NASCAR mandated harnesses, a clear baseplate and vibration dampening silicone
  • Uses a special Coil (121-8250) & produces higher spark energy and voltage

    JEGS Easy Kits are designed by JEGS professionals to help you get all the performance parts you need.


  • 27 Products
    6-Series Digital Ignition Controls

    121-6425
    Digital 6AL Ignition Control
  • Per Spark Energy: 135-145 mJ
  • Soft Touch Rev Control without RPM Modules
  • CARB E.O Number D-40-43
  • $239.95
    Ships

    121-6425K
    Digital 6AL Ignition Control Kit
    Includes:
  • Digital 6AL Ignition Control
  • JEGS Control Box Mounting Plate
  • MPG Easy Kits Installation Instructions for MSD Ignition 6425K
    $257.94
    Ships

    121-6201
    Digital 6A Ignition Control
  • Per Spark Energy: 135-145 mJ
  • CARB E.O Number D-40-43
  • $199.95
    Ships

    121-6201K
    Digital 6A Ignition Control Kit
  • Small Block Chevy
  • Big Block Chevy
    Includes:
  • MSD 6A Ignition Box
  • MSD Pro-Billet Distributor
  • MSD Plug Wires
  • MSD Blaster 2 Coil
  • MSD Coil Bracket
  • MPG Easy Kits
    $581.87
    Ships

    121-6421
    Digital 6AL-2 Ignition Control
  • Per Spark Energy: 135 mJ
  • 2-Step Rev Control without RPM Modules
  • $259.99
    Ships

    121-6421K
    Digital 6AL-2 Ignition Control Kit
  • Small Block Chevy
  • Big Block Chevy
    Includes:
  • Digital 6AL-2 Ignition Control
  • Pro-Billet Distributor
  • Blaster 2 Coil
  • Coil Mounting Bracket
  • Red Universal 8.5mm Wire Set
  • MPG Easy Kits
    $659.90
    Ships

    121-6520
    Digital 6-Plus Ignition Control
  • Per Spark Energy: 135 mJ
  • CARB E.O Number D-40-31
  • $319.99
    Ships

    121-6520K
    Digital 6-Plus Ignition Control Kit
  • Small Block Chevy
  • Big Block Chevy
    Includes:
  • Pro-Billet Distributor
  • Digital 6-Plus Ignition Control
  • Red MSD Blaster 2 Coil
  • Coil Mounting Bracket
  • Red Universal 8.5mm Wire Set
  • MPG Easy Kits
    $701.91
    Ships
    6-Series Analog Ignition Controls

    121-6430
    Extreme Duty 6ALN Circle Track Ignition Control
  • Per Spark Energy: 105-115 mJ
  • Soft Touch Rev Control with RPM Modules
  • NASCAR-Approved Connectors
  • Was: $313.99
    Now: $293.99
    Ships

    121-6430K
    6ALN Circle Track Ignition Control Kit
  • Small Block Chevy
  • Big Block Chevy
    Includes:
  • MSD 6ALN Ignition Control Box
  • MSD Pro-Billet Distributor
  • MSD Blaster HVC II Coil
  • MSD Plug Wires
  • MPG Easy Kits
    $869.96
    Order Today Ships 12/09/14

    121-6462
    6-BTM Ignition Control
  • Per Spark Energy: 105-115 mJ
  • Boost Timing Retard
  • Soft Touch Rev Control with RPM Modules
  • CARB E.O Number D-40-28
  • $398.99
    Ships

    121-6462K
    6-BTM Ignition Control Kit
  • Small Block Chevy
  • Big Block Chevy
    Includes:
  • 6-BTM Ignition Control
  • Pro-Billet Distributor
  • Blaster HVC Coil
  • Red Universal 8.5mm Wire Set
  • MPG Easy Kits
    $850.96
    Ships

    121-6560
    6M-2L Marine Ignition Control
  • Per Spark Energy: 105-115 mJ
  • Soft Touch Rev Control with RPM Modules
  • $351.99
    Ships

    121-6560K
    6M-2L Marine Ignition Control Kit
  • Small Block Chevy
    Includes:
  • 6M-2L Marine Ignition Control
  • Marine Pro-Billet Distributor
  • High-Vibration Blaster Coil
  • Super Conductor 8.5mm Wires
  • MPG Easy Kits
    $785.96
    Ships

    121-6560K1
    6M-2L Marine Ignition Control Kit
  • Big Block Chevy
    Includes:
  • 6M-2L Marine Ignition Control
  • Marine Pro-Billet Distributor
  • High-Vibration Blaster Coil
  • Super Conductor 8.5mm Wires
  • MPG Easy Kits
    $793.96
    Ships
    6-Series HVC-L Circle Track & Professional Racing Ignition Controls

    121-6631
    6 HVC-L Ignition Control
  • Built-In Fast Rev Limiter
  • NASCAR-Approved Deutsch Connectors
  • $494.99
    Order Today Ships 12/09/14

    121-6632
    6 HVC-L Ignition Control
  • Built-In Soft Touch Rev Limiter
  • NASCAR-Approved Deutsch Connectors
  • $504.99
    Order Today Ships 12/09/14
    6-Series Programmable Ignition Controls

    121-6530
    6AL-2 Programmable Ignition Control
  • Per Spark Energy: 135mJ
  • Was: $369.99
    Now: $327.99
    Ships

    121-6530K
    6AL-2 Programmable Ignition Control Kit
  • Small Block Chevy
  • Big Block Chevy
    Includes:
  • 6AL-2 Programmable Ignition Box
  • Billet MSD Distributor
  • Blaster II Coil
  • Coil Bracket
  • Spark Plug Wires
  • Coil Wire
  • MPG Easy Kits
    $727.90
    Ships

    121-6530K1
    6AL-2 Igntion Control & USB Cable Adapter Kit
  • Links cable from ignition box to laptops without 9-pin serial port (Must have USB port on computer)
    Includes:
  • 6AL-2 Programmable Ignition Box
  • USB Cable Adapter #540-3733
  • Easy Kits
    Was: $402.99
    Now: $360.99
    Ships
    OE-Style Wiring Harnesses

    121-64602
    Marine EFI Harness
  • For MSD 121-6560
  • Adapts to GM Dual Connector Harness
  • $86.99
    Order Today Ships 12/09/14

    121-8874
    Plug-In Wiring Harness
  • MSD to Ford TFI
  • Splice-Free Installation
  • $28.99
    Ships

    121-8875
    Plug-In Wiring Harness
  • GM HEI distributor harness (internal coil) without vacuum advance
  • $48.99
    Ships

    121-8876
    Plug-In Wiring Harness
  • MSD to GM Dual Connector Coil
  • $35.99
    Ships

    121-8877
    Plug-In Wiring Harness
  • MSD to 1996-14 GM Single Connector Coil
  • $35.99
    Ships

    121-8884
    Plug-In Wiring Harness
  • MSD to 1998-03 Dodge/Chrysler
  • $34.99
    Ships

    121-8889
    Plug-In Wiring Harness
  • MSD to 1990-97 Dodge Ram 5.2L/5.9L
  • $20.99
    Ships

    27 Products