LS WIRE HARNESS INSTRUCTION

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LS Series 19171935 - chevrolet
• Solder or alter any Oxygen Sensor wiring. Vehicle Requirements Vehicle Speed Input - optional The ECM is programmed and looking for 40 pulses per revolution typical for automatic transmissions. The LS Control System harness is designed to plug into the output speed sensor of 4L60 & 4L80 Transmissions, which have a 40 pulse output.
GM fuel injection wiring harness stand alone harness LS1
Wiring Harnesses for Fuel Injected GM / Chevrolet engine swaps - Stand Alone Wiring Harness for Gen I. Gen II, Gen III and GenIV small block 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.[PDF]
WIRING MANUAL & DIAGRAMS 199R10555 - Holley
The wiring harnesses for them must be installed in such a manner that they are separated from “dirty” power and ground sources. DO’S Install the main power and ground directly to the battery. Keep sensor wiring away from high voltage or “noisy/dirty” components and wiring, especially secondary ignition wiring,
Speartech | LS Harness | LT Harness | LSX Swap Harness
Speartech also provides ECM programming (including E38, E67, E40, E92), LS / LT engine wiring harness reworks and conversion, adapters, and programming harnesses. Put 23 years of GM Engineering experience to work for you! Go with the name that leads the way in GM LS and LT engine swap harnesses, Speartech Fuel Injection Systems, Inc.!
PSI | Standalone Wiring Harness | LS Wiring | LS Wirng
PSI specializes in the design and manufacture of 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.
LS Swap Standalone Harnesses for 4.8, 5.3, 5.7, 6.0, 6.2
With nearly 20 years experience in building harnesses, BP Automotive is committed to building the highest quality LS Standalone harnesses on the market. We build standalone harnesses as well as full direct factory fit harnesses for the Gen II LT1 engine with both the original PCM and with the 24x conversion utilizing the LS1 PCM!