Whether your set up is with a manual transmission or the 6L80/90 electronic transmission, Howell has the wiring harness for your 4.3L-V3 truck engine. Each harness allows for a transplant of an EcoTec3 4.3L engine into an unlimited number of applications from Street Rod, Pro-touring, Off-Road, Sandrails, Boats and more. Howell also offers custom ECM reprogramming to match your engine and transmission specifications.
The LV3 V6 engine is produced by General Motors for use in pickup trucks. It is part of GM’s 5th-generation Small Block engine design that’s named EcoTec3 in pickup trucks, replacing the 4th-generation Small Block engine family known as Vortec. The LV3 offers a budget conscious customers a state-of-the-art engine.
Harnesses are made to customer specifications and include fuse block, check engine light, diagnostic connector, electric fan control, and a complete stand-alone design to control engine functions.
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