Auto Meter 3-3/4 inch (95.3mm) Tachometer, 10,000 RPM, Standard Ignition, Sport-Comp are mountable in every conceivable position and the versatility and durability of the Pedestal Mount tachs have made them a race proven favorite for over 30 years. These tachs offer a variety of performance oriented options from shift lights to memory recall functions, coupled with a trade marked aluminum and rubber shock strap design for the best vibration protection available. Operates on 4, 6, or 8 cylinder engines with points, electronic, and most 12V high performance racing ignitions.