JEGS 555-40005 HEI Distributor for Small Block and Big Block Chevy Features:

  • 65,000-volt coil provides a hot spark for maximum performance using solid brass terminals
  • Quality CNC aluminum body provides years of trouble-free operation
  • Fully compatible with flat tappet and hydraulic roller cams
  • Easy drop-in installation using the 1-wire hook-up
  • Adjustable vacuum advance
  • High voltage coil for a hotter spark
  • Coated weights for corrosion resistance
  • Welded weight pins for durability
  • Standard-type steel distributor gear for hydraulic or solid flat tappet cams
  • Utilizes OE 0.491" diameter shaft and will require a different drive gear for solid roller camshaft

JEGS 555-40005 HEI Distributor for Small Block and Big Block Chevy Note:

  • When installing in a non-HEI vehicle, Power & Tach Feed Wires 555-10552 is recommended

FAQ

Can you use a SBC distributor on a BBC?

  • Chevy distributors are interchangeable among most GM small-block and big-block V-8 engines excluding the 348 ci, 409 ci, and tall deck engines.

    • When did GM start using HEI ignition?

  • HEI was first offered in 1974 and became standard in all GM vehicles in 1975

    • 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.

    Specifications:

    Part Type
    Distributor
    Advance Type
    Vacuum and mechanical
    Cap Style
    Male/HEI
    Computer-Controlled Compatible
    No
    Distributor Cap Color
    Red
    Distributor Gear Rotation
    Standard
    Distributor Type
    HEI/Breakerless
    Engine Make/Size
    Chevy Big Block (396-454), Chevy Small Block (262-400)
    Gear Material
    Steel
    Housing Finish
    Polished
    Housing Material
    Aluminum
    Ignition Box Required
    No
    Marine Use
    No
    Mechanical Tach Drive
    No
    Package Depth
    7.20
    Package Height
    17.30
    Package Width
    9.60
    Part Category
    Performance Parts
    Part Fitment
    Semi Universal
    Shipping Weight
    6.25
    Slip Collar
    No
    Trigger Style
    Magnetic