AutoMeter Elite Series Voltmeter Gauge - 2-1/16" AN to AN Fittings For use with SAH helmets

For use with SAH helmets containing a built-in M6 nut washer

Chevrolet 396/402/427

Features machined filler neck

Fire Extinguisher Mount

install the retainer ring and gasket

AutoMeter Elite Series Voltmeter Gauge - 2-1/16" AN to AN Fittings For use with SAH helmetsKeep tabs on the health and output of your vehicles electrical system safely and accurately with AutoMeter's ultra precise Digital Stepper Motor Voltmeter. With precise resolution and ultra smooth needle movement, this gauge operates anywhere from 8 18 volts on negative ground electrical systems. A direct plug in wiring harnesses included for ease of installation. 7 user selectable colors (blue, white, red, green, cyan, violet, and yellow) to match