Vintage Allen Electric Engine Diagnostic Set with manuals

Up for sale is a complete, vintage 1950s/1960s Allen Electric & Equipment Co. Portable Engine Diagnostic Set. This is a rare, fully complete kit housed in its original heavy-duty metal carrying cabinet, complete with all 4 modular chrome meters, original operating manuals, and specialized diagnostic accessories. Perfect for classic car owners, hot rod builders, vintage mechanics, or tool collectors looking for a functional tune-up set for point-ignition engines and 6V/12V electrical systems. Included in the Set: Original Metal Carrying Case: Features slotted racks to keep all 4 meters organized and portable. Tachometer: Selectable for 4, 6, or 8 cylinders (high and low scale settings). Cam Angle / Dwell Tester: For precise breaker point gap adjustments. Volt-Amp Tester: Measures battery, generator/alternator output, starter current draw, and regulator settings. Includes heavy-gauge lead assembly and boot connectors. Ignition Output Tester: Tests coil output and spark integrity without pulling plugs. Original Documentation & Manuals: Includes individual operating instruction sheets for each tester plus the supplement manual and even the warranty card Specialized Accessories: Comes with the hard-to-find spark plug prod extension rod and the forked load resistor adapter clip. These are usually the FIRST thing that gets lost over 60 years. Condition: Very clean cosmetic condition for its age with excellent chrome and readable meter faces. All main wiring in tne ignition leads, volt-amp and cam angle kit are in great condition but the smaller volt-amp and tachometer cables are cracked and need to be rewrapped or replaced. Fully complete set—no missing modules or I paperwork. An absolute rarity in its completeness and condition!