Works as it should, see pics for details.
Sears Dwell Tachometer 161.2177 Diagnostic Tool 28-2177 USA W/Box Untested Used
Sears Dwell Tachometer Model C209-45210
sears dwell tachometer vintage
Vintage Sears Dwell Tachometer w/ Original Box & Owners Manual 161.2177 28-2177
Vintage Sears Dwell Tachometer w/ Original Owners Insructions And Guarantee Card
VTG Sears Dwell Tachometer Voltmeter Original Box-Owners Manual 92165 Old Stock
