Vintage Sears Engine Analyzer Model 28 21423 with Box & Connectors Untested

Vintage Sears Engine Analyzer 28-21423 (161.214230) w/ test Cables & Box

Vintage Sears Craftsman Engine Analyzer – Model 161.210400 (Item 28-2140)

Vintage Sears Engine Analyzer 161.2161 w/ Box USA Made Car Tester UNTESTED

Vintage Sears Engine Analyzer 161.2161 w/ Box USA Made Car Tester NOT TESTED.

Vintage Sears Engine Analyzer 12 Volt Model 28 2161 Untested w/ Box Made in USA

Vintage Sears Solid State Electronic Engine Analyzer 161.216300 Tested USA