New tubes, Tested good, tubes for the 335,336 and 339 units.
Vintage Heyer M-1 Ignition Tester For 6-volt And 12-volt
New NOS Vintage Heyer Atlas Battery Polarity Protector Modification Kit PMK-1
Vintage ArcherKit Auto Engine Analyzer Vintage Untested, Free Shipping!
Vintage Dixon Inc Engine Performance Analyzer For Complete Engine System Testing
Vintage Kal-Equip Engine Analyzer Engine Speed Tester Silver Analog Display
Vintage Actron 615 Engine Analyzer & Electrical System Testing W/ Box + Manual
