SSR-III Ready-to-Run (RTR) Pro-Series Distributor with Built-In Rev Limiter for Ford Small Block 221-302 ci Engines [Black Cap]
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JEGSPART NUMBER: 555-405221

SSR-III Ready-to-Run (RTR) Pro-Series Distributor with Built-In Rev Limiter for Ford Small Block 221-302 ci Engines [Black Cap]

$37799$415.99You Save$38.00
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Ford
SSR-III Ready-to-Run (RTR) Pro-Series Distributor
  • Ford Small Block 221-302 ci V8 Engines (Except 5.0L)
  • Start Retard
  • 4-Wire Hook Up
  • Built-In Rev Limiter
  • Vacuum & Mechanical Advance
  • Black Cap w/Solid Brass Male Terminals
  • Iron Gear

    JEGS 555-405221 SSR-III Ready-to-Run (RTR) Pro-Series Distributors

    The SSR-III RTR Pro Series Distributor is engineered for maximum ignition performance with a 7.5-amp rated dwell control circuit, delivering 400 volts and 125mJ of spark energy to the coil, while generating 46,000 volts from the coil to the plug for powerful and consistent spark delivery. Designed for precision and reliability, it features a single-stage rev limiter, which is easily set by grounding the tachometer lead at half the desired engine speed. The tach lead outputs a 25% duty cycle square wave signal, ensuring compatibility with multifunction tachometers and most aftermarket EFI systems. For improved hot restarts and reduced strain on the electrical system, a fully automatic start retard provides 4 degrees of timing retard during cranking, which is fully dialed out by 300 RPM. Built for durability, the digital inductive control module includes reverse polarity protection, while the isolated grounding system ensures a stable ground connection even if the distributor body isn’t in direct contact with the engine block or intake manifold. With its high-output performance and advanced features, the SSR-III RTR Pro Series Distributor delivers exceptional ignition control, making it the perfect choice for demanding applications.

    JEGS 555-405221 SSR-III Ready-to-Run (RTR) Pro-Series Distributor Features:

    • Magnetic Trigger
    • Forged Aluminum Housing
    • Easy 4-Wire Hookup
    • Small Diameter Distributor Cap with Solid Brass Male Terminals
    • No external ignition box is required
    • Vacuum & Mechanical Advance
    • Centerless Ground 0.466 in. Diameter Shaft with Upper Sealed Roller Bearing
    • 35 percent Higher Output Voltage

    JEGS 555-405221 SSR-III Ready-to-Run (RTR) Pro-Series Distributor Includes:

    • Fixed collar
    • Power extension cable
    • Tachometer output extension cable (grey wire)
    • Vacuum advance block-off plate
    • 3 Bushings and 4 springs for mechanical advance
    • Color-matched spark plug wire retainer with screws

    JEGS 555-405221 SSR-III Ready-to-Run (RTR) Pro-Series Distributor Notes:

    • Requires use of CD (Capacity Discharge) Ignition Coil, we recommend 555-40155, 555-40150, 555-40118 and 555-40119 sold separately
    • The Built-In Rev Limiter is Turned Off from the Factory
      • Rev Limiter is ONLY for use on Carbureted Engines
      • Rev Limiter is NOT Compatible and MUST be Left Off on Fuel Injected (EFI) Engines
      • Setting and Adjustment of the Rev Limiter Requires the use of a "Square Wave Signal" Compatible Tachometer such as JEGS 555-41262 or equivalent (sold separately)
    • The Start Retard Function is Preset @ 4 Degrees of Retard, Fully Automatic, and Requires NO Input or Programming
    • Will not fit post-1985 High Output 5.0L engines because of the included iron gear; typically, 5.0L engines require a steel gear and lack of EFI/TFI compatibility

    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.

    CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART

    • Professional Series Ready-To-Run Distributors

      JEGS SSR-III Pro Series RTR Distributors come ready to run out of the box! Featuring a magnetic trigger, and a built-in module and does not require a separate ignition box to operate. All-Pro Series distributors come with a CNC-machined, forged aluminum housing; while the polished 1/2 in. shaft is centerless ground allowing for tighter tolerances and a smoother finish after manufacturing. The shaft rides in an upper-sealed roller bearing and lower oil-impregnated bronze bushing, for reduced friction and premature wear. Equipped with a small-diameter male cap with brass terminals, these reliable distributors come complete with wiring and connector harnesses. Expect years of accurate operation with a 35 percent increase in voltage output over a stock distributor, and up to 10,000 RPM performance from every Pro-Series RTR Distributor.

    Part TypeDistributor
    Product LineJEGS SSR-III RTR Pro Series Distributors
    BrandJEGS
    Package Height6.0
    Package Width6.2
    Package Length17.5
    Weight5.19 PG
    Part CategoryPerformance Parts
    Marine UseNo
    Housing FinishPolished
    Housing MaterialAluminum
    Distributor Cap ColorBlack
    Ignition Box RequiredNo
    Distributor TypeHEI/Breakerless
    Engine Make/SizeFord Small Block (221-302)
    Computer-Controlled CompatibleNo
    Trigger StyleMagnetic
    Distributor Gear RotationStandard
    Cap StyleMale/HEI
    Part FitmentSemi Universal
    Slip CollarNo
    Mechanical Tach DriveNo
    Gear MaterialIron
    Advance TypeVacuum and mechanical
    Package Qty1
    Package TypeEA

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