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Key Specs

D-722-4
MFG. Part #828583
BrandMSD
CARB EO#
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MSD 828583 Details

Do you have a built LS with bumped-up compression, a cam, or intake? How about Nitrous or Boost? Did you think about added spark energy to squeeze all the power out of your power adders?MSD's engineering team has been working diligently the past year to improve our Multiple Spark Coils for the GM LS-engine platform. The coils fit in place of the OEM coils yet are capable of delivering higher spark energy to the plugs, topped with multiple sparks at idle rpm. Increased spark energy and voltage, along with multiple spark capabilities, help improve the combustion process of the fuel mixture to create an efficient burn. This results in improved throttle response, smooth idle and quick starts, plus increased high rpm performance!Connector and Plug Wire are on the same side.The 2-pin connector must be plugged into the coil. If not, the coil will not operate. This additional connector is for optional ignition/timing control.

Features:

  • Multiple sparks at idle rpm
  • Bolt-in to factory coil location
  • Direct plug-in to factory connectors
  • Improved spark energy and voltage output
  • Patented winding design and materials
  • Rebates

    APR 10% Off Select Parts Spring Promotion 2026

    ARP10%OFFSPRINGPROMO2026

    Holley's Euro Brands Precision Performance Sale, running from May 11, 2026, through May 31, 2026. For a limited time, customers can save 10% off on select APR branded parts. Sale prices apply to purchases made during the sale period only.

    MSD 828583 Specifications

    D-722-4
    KEY SPECS
    MFG. Part #828583
    BrandMSD
    CARB EO#
    GENERAL
    GTIN Code085132130139
    Customer Impersonation Script