Speartech also provides ecm programming including e38 e67 e40 e92 ls lt engine wiring harness reworks and conversion adapters and programming.
3 wire harness for ls swap.
Pre assembly guide ls engine rebuilds.
Looking for an affordable in stock plug and play wiring harness for your ls swap.
Component preparation guide camaro and firebird ls swap.
We also specialize in ls and lt swap standalone harnesses.
Wire harness selection guide ls engine kit pre installation ls engine rebuilds.
Swap specialties 24x standalone wiring harness for gm gen3 4 8 5 3 5 7 and 6 0l engines have proven to be the best harness on the market today.
Speartech is your ls lt wiring harness swap specialist.
We use the highest quality wire brand new oem connectors weatherproof fuse and relay box.
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.
Typically the conversion installer will get the factory engine harness from the donor vehicle.
Psi sells standalone wiring harnesses for gm gen ii iii iv v ls lt based engines and transmissions.
When you are doing a build with the ls family of gm engines the idea is to end up with a.
Ls wiring harnesses swap kits.
Ls swap harness options on a budget by jake longolucco january 04 2019 so you found that perfect gem of a low mileage 5 3 liter ls out of a rotted out suv to donate to your latest creation.
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.
Gen iii 3 ls 1200 horsepower 387 cubic inch c5r power guide induction guide for building big inch ls engines gm gen iii ls pcm ecm.
Looking for an affordable in stock plug and play wiring harness for your ls swap.
Ls1 vortec gen iii 24x wiring harnesses lsx coil pack harness hp tuners ls pcm startup tune flash service tach speedo signal converters ls2 ls3 gen iv dbc wiring harnesses lsx injector adapters sikky lsx swap mount kits ls2 gen iv 24x dbw wiring harnesses.
It seems for many people that the scariest part of the modern engine swap is the wiring harness.
We hand build every harness to fit exactly what your project needs and they actually form fit on the engine to make your wiring look and perform perfectly.
Psi sells standalone wiring harnesses for gm gen ii iii iv v ls lt based engines and transmissions.
This will include every wire and connector between the pcm and the engine s sensors oxygen throttle position crank position etc and the active systems coil triggers injectors iac etc.
