Aftermarket Tach Install How-To | It Actually Works

Project Focus gets an #Autometer tach and tach driver. After a ton of trouble shooting and adding a toggle switch and dimmer switch for the light everything works perfectly. Here is what was installed:
AUTO METER 2300 Autogage Tachometer,3.750 in www.amazon.com/dp/B0009SQL2E?...
Auto Meter 9117 Tachometer Adapter www.amazon.com/dp/B00063068W?...
12V Dimmer Switch, Briidea RV 12V 5A 60W www.amazon.com/dp/B0936TRTHN?...
DaierTek Automotive Toggle Switch 50A 12VDC www.amazon.com/dp/B07SJS8BFM?...
00:00 Intro
00:21 Finding the Right Wire
02:09 More Wiring
03:15 Trouble Shooting
05:01 System Overview
06:16 Shunt Resistor
07:21 Test Drive

[@BIH301]

Love you, channel keep up the good work