Rev it up! Know how fast your engine is turning at all times. This tachometer reads engine speeds from 0 - 8000 RPM. Designed to work with your existing MAG sensor. Easy to install and calibrate. Programmable "Over Rev" warning light. Lower display shows the peak RPM reading. Red or Blue LED display. Mounts in 3-1/8" or 3-3/8" hole. Limited lifetime manufacturer's warranty. Made in the USA.
Does not fit Kenworth models.
NOTE: This gauge fits Peterbilt models; 2005 and older. Also fits Freightliner, International, Mack, Western Star, and Volvo models with 3-1/8" or 3 3/8" gauges on the dash.