The Vintage Marquette 41-217 Dwell Tach Tester is a collectible tool produced by Marquette in the United States. This tachometer tester, specifically designed for mechanics, allows for accurate measurement of engine dwell time. With its durable construction and classic design, this vintage tool is a must-have for any collector of automotive memorabilia or enthusiast of mechanical equipment.

This was an estate auction find. Untested, some of the wiring may need replacing.