Used condition Seems like it would work but I have not tested it so I’m selling as untested and as is Comes as shown G15.1
Vintage Dixson Engine Performance Analyzer made USA Complete Engine Testing
Dixson Engine Performance Analyzer made USA
Vintage Dixson Engine Performance Analyzer Made in USA Untested
Dixson Inc Engine Performance Analyzer Complete Engine System Testing Bonneville
Vintage 1960's Dixon Inc.Analog Engine Performance Analyzer - Made In USA