Shopping Cart 0 items
Your cart is empty.
  • Serving over 30 Million Customers
Your Professional Tools Authority

Automotive Diagnostics > Ignition Testers > Ignition Spark Tester - Adjustab

Ignition Spark Tester - Adjustable

Ignition Spark Tester - Adjustable
  • Works on ignition systems from high energy electronic automotive systems to small engines.
  • Tests for no start conditions and for spark strength.
  • Adjustable gap allows for different spark gap requirements of different ignition systems from 0 to 40,000 volts.
  • Gauge background makes spark easy to see for accurate measurement.
  • Alligator clip securely fastens to ground.
  • Screw assembly adjusts spark gap quickly and easily.
  • Now includes safety shield.


  • Thexton 404 Adjustable Ignition Spark Tester
    • Shipping Weight: 0.15lbs
    • Manufactured by: Thexton Mfg Co
    • Toolsource #: 54392
    • Manufacturers Part #: 404
    • Also Known As: TH404, THX-404, THX404, TX404

    We have 10 in stock

    Inventory available from other suppliers, prices may be different

    List Price: $11.00
    You save: $1.62
    $9.38

    Frequently bought together:



    Customers Also Purchased:

    • Universal Noid Light
      Universal Noid Light
      Manufacturers Part #: 27800
      Your Price: $27.46
      Adjustable probes fit all electronic fuel injection systems.Versatile tool tests throttle body injectors, ported fuel injectors & sequential central port injectors.One person operation.Attach tool to the car body or windshield w/ suction cup.View the Noid light from the front seat while cranking the ignition.A flashing light indicates normal pulses.No light or constant light indicates a problem.Two probe adapters screw on to form larger diameter ...
    • Computer Memory Saver - 9V Style
      Computer Memory Saver - 9V Style
      Manufacturers Part #: 295A
      Your Price: $10.95
      Prevents loss of radio function on anti-theft radio systems. Automotive computer memory retaining tool designed to maintain the memory of the on-board vehicle computer (CCU) when the power source (battery) is disconnected.Use of this tool when changing or interrupting the power source prevents loss of certain drivability codes, keyless entry codes, digital radio setting, cellular phone settings and other memory related functions.Use with 9-volt ...
    • Coil-On Spark Plug Tester
      Coil-On Spark Plug Tester
      Manufacturers Part #: 458
      Your Price: $19.78
      For ignition systems with coil-on plugs, including Ford, Chrysler, Mitsubishi, Nissan and more.Quick way to test for no-start conditions.Gap adjusts from 0 to 40kV.12" ground wire. Thexton 458 Coil-On Spark Plug Tester ...
    • Fuel Rail Pressure Adapter Test Kit - 11mm & 16mm
      Fuel Rail Pressure Adapter Test Kit - 11mm & 16mm
      Manufacturers Part #: 58600
      Your Price: $38.43
      11mm Adapter used to test Infiniti, Kia, Lexus & Nissan.16mm Adapter used to test Chrysler, Dodge, Hyundai, Mitsubishi & Plymouth.Each set contains an adapter with quick coupling fitting, two bolts and two coupling nuts. Non-stock item. Tool Aid 58600 Fuel Rail Pressure Adapter Test Kit - 11mm & 16mm ...
    • Ignition Spark Tester
      Ignition Spark Tester
      Manufacturers Part #: 50850
      Your Price: $6.05
      A handy tool to check ignition spark without removing the spark plug.The tool is specially calibrated to measure ignition voltage.Works on both standard and electronic ignition systems.Easy to use. Simply adjust calibration screw to proper gap size. Attach spark plug wire to end of tester. Clamp tester on engine to ground. Crank engine and check for spark. Lisle 50850 Ignition Spark Tester ...
    • Sure Spark Coil Tester
      Sure Spark Coil Tester
      Manufacturers Part #: 001
      Sure Spark 001 Coil Tester If the first step in your diagnostic process is wrong, just about everything you do after that will be wrong also. The Sure Spark Coil Tester helps to eliminate incorrect diagnosis, enabling you to locate the real problem more quickly. Provides a functional test of ignition coils--both on the car and as a bench tester. Features: A tool for the master mechanic who wants to diagnose ignition problems quickly, accurately ...

    Customers Also Shopped For:


    Current Reviews: 0