LS SWAPS: Wiring Harness and Wiring Guide - LS Engine DIY Mar 10, 2015Here is the completed wire-diet LS1 harness install with the full loom. This takes some time to complete, but the results are worth it. Retrofitting a stock wiring harnessis seemingly complex and perhaps overwhelming. In fact, Ultimate LS Cathedral Port Cylinder Heads Guide HOW TO SWAP AN LS1 INTO YOUR HJ KINGSWOOD - TECH Scott dropped a stock wiring loom to suit the LS1/T56 combo off to Justin Stark at Ultimate Conversion Wiring, who cut the wiring down to only what was needed to run the late-model motor in a 1970s chassis. Wiring Specialties | Aftermarket Wiring Harnesses Plug and play wiring harnesses for Nissan, BMW, Datsun, Mazda and Chevrolet chassis with LS and JDM engine swaps. Startup guaranteed. Made in USA. Related searches for ls1 engine wiring loom ls1 wiring diagram enginels1 engine wiring harness diagramls1 conversion wiringls1 engine for salels1 wiring harness and computerls1 wiring harness diagramls1 wiring harness and ecmls1 swap wiring diagrams