1LS WIRING HARNESS
PSI | Standalone Wiring Harness | LS Wiring | LS Wirng
PSI sells Standalone Wiring Harnesses for GM Gen II, III, IV, & V LS/LT based engines and transmissions. These harnesses include the Gen II LT1/LT4, Gen III (24x) LS1/LS6 and Vortec Truck Engines as well as Gen IV (58x) LS2, LS3, LS7, & Vortec and GEN V LT / ECOTEC3 Engines. All PSI Harnesses are Made in the USA.Products · Engine Controller Kits · Standalone Wiring Harnesses
LS SWAPS: Wiring Harness and Wiring Guide
Mar 10, 2015Primary wire is typically an 18-gauge wire and is the most common wire found in wiring harnesses. The larger wires that feed heavy-draw circuits are typically 14- to 12-gauge. The wire in Painless Performance kits runs a little larger than the standard; the primary wires are 16-gauge, with 12-gauge for heavy-draw items such as the headlights.GM Gen III LS Pcm/Ecm: Wire Harness Selection Guide
Speartech | LS Harness | LT Harness | LSX Swap Harness
Speartech is your LS & LT wiring harness swap specialist. We offer LS / LT swap harnesses for all Gen 3, 4 and 5 LS / LT engines including LS1, LS2, LS3, LS6, LS7, LSA, LS9, Gen 5 V8, LT1, LT4 ,LQ4, LQ6, L99, Vortec variants - DOD, VVT, AFM. Speartech also provides ECM programming (including E38, E67, E40, E92), LS / LT engine wiring harness reworks and conversion, adapters, and programming
Hot Rod Harness - GM fuel injection wiring harness stand
Wiring Harnesses for Fuel Injected GM / Chevrolet engine swaps - Stand Alone Wiring Harness for Gen I small block Fuel Injection, Gen II, Gen III and Gen IV LS-3 and Vortec V8 applications - Throttle Body, Tuned Port, LT-1, LS-1 and Ls-x Vortec Fuel Injected engines, including LS2, LS6 5.7 and 6.0, and 4.8 / 5.3 / 6.0 / 8.1 Vortec, and Direct Injection GM car, truck and SUV engines.
A True Budget LS Swap Using Junk Yard Parts
Jul 13, 2015Wiring up an LS engine is something that could scare a lot of people. Have no fear though, as there are a lot of companies that make LS wiring harnesses for conversions. They can build or modify a harness to your specifications by omitting secondary O2 sensors, Vehicle Anti-Theft Systems, and/or tuning the computer for a non-stock engine.