4F- vintage mechanics EXCEL Maekawa instant sound-scope M1-
Vintage AC Positive Crankcase Ventilation Tester in Metal Case AC CT-1
Vintage AC PCV System Test Kit
Vintage AC Arnold Mfg. Co. Cam-Dwell-Indicator With Instructions
Vintage AC FM-19 Fuel/Radiator Cap Pressure Tester 1950's
Vintage AC Manifold Gauge Imperial Eastman System Analyzer