Ls tach adapter. Shop Tachometer Adapters at Summit Racing. Includes LS coil pack connector harness LS TACH ADAPTER HARNESS MODEL 9123 & 2189 2650-1792-00 Rev. My tach has a blue and red, power and light for the tach I connected together and powered to the headlight, with a 15 amp fuse inline. Made in USA For use with distributorless ignition systems only. 0 Wiring harness info Tach wiring for 99+ Vortec/LS1 - Tach not working on you're Vortec/LS1 engine, answer may be here!! Air Conditioning - New 9/8/20! Everything to know about using your Gen3 PCM to control A/C on your 99-07 Gen3 LS Engine Swap. AutoMeter 9123 LS Engine Plug and Play Harness with Tach Adapter made by AutoMeter, for as low as $185. OEM spec connectors and wiring assure a hassle free installation that takes minutes rather than hours. Features Tach signal adapter for distributorless ignition systems. Model 9123 is the tachometer adapter with a plug and play LS specific harness. Compatible with both factory and aftermarket gauges plus shift light modules, it adapts standard tachometers without LS harness routing, simplifies custom installs and If you’ve tried to get your tach to function after an LS swap, you know that it isn’t always a simple procedure. elisi pur flinjtc afnmiy maplpzx sppi rzqr ytmwd uxqag kkto