Mounts on dash, steering wheel column, almost anywhere.
For all 4-, 6- and 8-cyclinder vehicles with 12-volt negative-ground systems.
Dual-jeweled D’Arsonval meter is accurate within ±2%. Zener diode regulated. Solid state. Adjustable red line for transmission shift point or max. RPM indication. Zero adjust. Deep set non-glare 2" diam. face. Sealed against dust and moisture. Approx. 2-1/2" diam. heavy chrome-plated metal bezel and black metal case. Hardware, instructions included. Can be used with all ignition systems (including pointless electrical types). Not for diesels.