Videos of diesel tachometer install Click to view on YouTube8:18UNIVERSAL DIESEL TACHOMETERS & Why They're Easier Than You Think!!!90K viewsYouTube · 1 year agoClick to view on YouTube3:57AutoHack Diesel Tachometer Installation3 viewsYouTube · 1 year agoClick to view on YouTube4:35How to Install a Tachometer Signal Wire on your Diesel Alternator7 viewsYouTube · 4 months agoSee more videos of diesel tachometer install[PDF] SWP 118031 Diesel Tachometer Installation Instructions Secure the tachometer in the hole using the supplied bracket for the 3-3/8” and the 5”. Remove the 3 Torx screws using a T10 Torx driver. Insert the 3 studs (no more than 8 turns) and install lock washers and nuts to secure the rear cover. Install the bracket as Installing Your Diesel Tach - AutoHack Guys Installing Your Diesel Tach Installing Your Diesel Tachometer. For years diesel enthusiasts have had to deal with cumbersome.. Technology At the Core. Our diesel tachometer operates wirelessly. By using energy harvesting, we can use a sensor that reads RPM directly from.. Installation Overview.