Stack Gauges . ST400-0385

Professional TachometerAction ReplayProfessional TachometerAction ReplayThe original and still the best genuinely professionaltachometer. This race-proven and award winning design guaranteesexceptional accuracy and robustness over many years of use.Professional Tachometers now feature RPM dataacquisition and on-dial playback as standard recording up to 25minutes of RPM history.The ST400 Recording Tachometer was Stacks firstproduct, which in its day (more than twenty five years ago)provided the only on-vehicle solution for accurate RPMdisplay and logging. As a direct result, this unit immediatelygained widespread acceptance with Formula One teams and all formsof professional motorsport.These tachometers have a 3.5/88mm bezel and are a directreplacement for most standard tachometers.Key FeaturesUltra high accuracy guaranteed for lifeProven Stack stepper motor movement best performer for over25 yearsWide range of standard dial facesSeparate wiring loomExceptional durabilityExternal Shift Light availableST400 dial scale OptionsScales optimised to suit engines operating range0-8000 RPM0-3-8500 RPM0-4-10500 RPM0-8-13000 RPM0-10-20000 RPMProduct ChangeAll variants of the ST400 will now be supplied with awhite needle, and white backlighting.