This RPM shift light is a stand alone adjustable knob model so no chips or external modules are needed. Unit has a 3,000 to 12,000 RPM range and reads in 200 rpm increments. Shift light has a 1.5 inch overall diameter, 5 inches long and is 2.75 inches tall. Compatible with 4-6-8 cylinder engines. Features a black finish aluminum body and includes a yellow light cover. Sold individually.

Note: most late model applications without distributors will need a tach adapter. AutoMeter #9117 is recommended.